!SESSION 2019-06-06 15:33:14.191 ----------------------------------------------- eclipse.buildId=4.12.0.I20190605-1800 java.version=1.8.0_201 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -application org.eclipse.test.uitestapplication formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/org.eclipse.ua.tests.AllPerformanceTests.xml -testPluginName org.eclipse.ua.tests -className org.eclipse.ua.tests.AllPerformanceTests -timeout 7200000 -junitReportOutput /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/results/ep412I-perf-lin64_linux.gtk.x86_64_8.0 Command-line arguments: -application org.eclipse.test.uitestapplication -data /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/ua_performance_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/org.eclipse.ua.tests.AllPerformanceTests.xml -testPluginName org.eclipse.ua.tests -className org.eclipse.ua.tests.AllPerformanceTests -os linux -ws gtk -arch x86_64 -consolelog -timeout 7200000 -junitReportOutput /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/results/ep412I-perf-lin64_linux.gtk.x86_64_8.0 !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:33:48.407 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBLocation !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:33:48.408 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBName Trying to connect over network with // jdbc protocol; org.apache.derby.jdbc.ClientDriver to //172.25.25.57:1527/perfDB ... !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:33:48.413 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBUser !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:33:48.414 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBPassword SQLException: java.sql.SQLNonTransientConnectionException: java.net.ConnectException : Error connecting to server 172.25.25.57 on port 1,527 with message Connection timed out (Connection timed out). !ENTRY org.eclipse.test.performance 4 1 2019-06-06 15:35:55.797 !MESSAGE No suitable driver found for jdbc:cloudscape://172.25.25.57:1527/perfDB Scenario 'org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest#testOpenSimpleCheatSheet()' (average over 50 samples): System Time: 371ms (95% in [359ms, 382ms]) Measurable effect: 23ms (0.6 SDs) (required sample size for an effect of 5% of mean: 80) Used Java Heap: 5.35M (95% in [-4.76M, 15.46M]) Measurable effect: 20.13M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 2.97M (95% in [1.74M, 4.19M]) Measurable effect: 2.44M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 371ms (95% in [359ms, 382ms]) Measurable effect: 23ms (0.6 SDs) (required sample size for an effect of 5% of mean: 80) Kernel time: 9ms (95% in [6ms, 11ms]) Measurable effect: 4ms (0.6 SDs) (required sample size for an effect of 5% of mean: 3951) CPU Time: 590ms (95% in [552ms, 629ms]) Measurable effect: 76ms (0.6 SDs) (required sample size for an effect of 5% of mean: 333) Hard Page Faults: 0 (95% in [0, 0]) Measurable effect: 0 (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Soft Page Faults: 822 (95% in [494, 1.15K]) Measurable effect: 652 (0.6 SDs) (required sample size for an effect of 5% of stdev: 6400) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: -9.92K (95% in [-21.92K, 2.08K]) Measurable effect: 23.88K (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:35:55.809 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:35:55.813 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:56.448 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:71) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:56.452 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:71) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:56.766 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:71) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:56.768 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:71) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.077 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.079 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.405 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.407 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.711 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:57.713 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.013 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.015 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.323 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.325 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.628 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.630 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.928 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:58.930 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.231 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.233 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.528 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.529 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.821 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:35:59.823 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.148 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.150 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.454 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.456 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.785 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:00.788 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.075 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.077 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.374 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.376 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.669 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.670 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.972 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:01.974 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.265 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.267 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.552 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.554 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.864 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:02.865 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.178 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.179 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.493 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.495 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.817 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:03.819 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.124 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.125 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.412 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.413 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.724 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:04.726 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.013 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.015 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.308 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.309 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.597 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.599 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.895 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:05.897 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.193 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.195 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.487 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.488 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.774 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:06.776 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.078 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.079 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !SESSION 2019-06-06 15:33:14.191 ----------------------------------------------- eclipse.buildId=4.12.0.I20190605-1800 java.version=1.8.0_201 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -application org.eclipse.test.uitestapplication formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/org.eclipse.ua.tests.AllPerformanceTests.xml -testPluginName org.eclipse.ua.tests -className org.eclipse.ua.tests.AllPerformanceTests -timeout 7200000 -junitReportOutput /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/results/ep412I-perf-lin64_linux.gtk.x86_64_8.0 Command-line arguments: -application org.eclipse.test.uitestapplication -data /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/ua_performance_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/org.eclipse.ua.tests.AllPerformanceTests.xml -testPluginName org.eclipse.ua.tests -className org.eclipse.ua.tests.AllPerformanceTests -os linux -ws gtk -arch x86_64 -consolelog -timeout 7200000 -junitReportOutput /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/results/ep412I-perf-lin64_linux.gtk.x86_64_8.0 This is a continuation of log file /home/genie.releng/jenkins/workspace/ep412I-perf-lin64/workarea/I20190605-1800/eclipse-testing/test-eclipse/eclipse/ua_performance_folder/.metadata/.bak_0.log Created Time: 2019-06-06 15:36:07.382 !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.383 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.384 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.664 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.665 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.954 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:07.956 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.255 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.257 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.543 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.545 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.847 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:08.849 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.140 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.141 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.422 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.424 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.701 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.703 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.987 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:09.989 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.258 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.260 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.550 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.551 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.836 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:10.838 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.121 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.123 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.396 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.398 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.673 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-06-06 15:36:11.674 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4699) at org.eclipse.swt.SWT.error(SWT.java:4614) at org.eclipse.swt.SWT.error(SWT.java:4585) at org.eclipse.swt.widgets.Widget.error(Widget.java:532) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:469) at org.eclipse.swt.widgets.Control.setBackground(Control.java:5003) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:751) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:337) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler$1.run(UIEventObjectSupplier.java:67) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:236) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:146) at org.eclipse.swt.widgets.Display.syncExec(Display.java:6018) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:219) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$UIEventHandler.handleEvent(UIEventObjectSupplier.java:64) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:205) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:203) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:234) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:151) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:132) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:75) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:387) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:356) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5874) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1400) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1426) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1409) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2102) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2065) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4729) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3811) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2228) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6814) at org.eclipse.swt.widgets.Display.windowProc(Display.java:6132) at org.eclipse.swt.internal.gtk.GTK._gtk_widget_grab_focus(Native Method) at org.eclipse.swt.internal.gtk.GTK.gtk_widget_grab_focus(GTK.java:8784) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2932) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2925) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5414) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:343) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4637) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1229) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1220) at org.eclipse.swt.widgets.Control.release(Control.java:4614) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:528) at org.eclipse.ui.internal.cheatsheets.views.Page.dispose(Page.java:84) at org.eclipse.ui.internal.cheatsheets.composite.views.CompositeCheatSheetPage.dispose(CompositeCheatSheetPage.java:187) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.internalDispose(CheatSheetViewer.java:926) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1113) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1228) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1202) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:210) at org.eclipse.ui.cheatsheets.OpenCheatSheetAction.run(OpenCheatSheetAction.java:150) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.openCompositeCheatSheet(OpenCheatSheetTest.java:94) at org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest.testOpenCompositeCheatSheet(OpenCheatSheetTest.java:78) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at junit.framework.TestCase.runTest(TestCase.java:176) at junit.framework.TestCase.runBare(TestCase.java:141) at junit.framework.TestResult$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:40) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:71) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:229) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:197) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:211) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:191) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128) at org.eclipse.test.EclipseTestRunner.runTests(EclipseTestRunner.java:291) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:267) at org.eclipse.test.UITestApplication.lambda$0(UITestApplication.java:103) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:5113) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4666) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:635) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:559) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597) at org.eclipse.equinox.launcher.Main.run(Main.java:1468) at org.eclipse.equinox.launcher.Main.main(Main.java:1441) at org.eclipse.core.launcher.Main.main(Main.java:44) Scenario 'org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest#testOpenCompositeCheatSheet()' (average over 50 samples): System Time: 248ms (95% in [245ms, 251ms]) Measurable effect: 5ms (0.6 SDs) Used Java Heap: 4.03M (95% in [-7.04M, 15.1M]) Measurable effect: 22.03M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Working Set: 294.72K (95% in [146.04K, 443.4K]) Measurable effect: 295.95K (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Elapsed Process: 248ms (95% in [245ms, 251ms]) Measurable effect: 5ms (0.6 SDs) Kernel time: 4ms (95% in [2ms, 5ms]) Measurable effect: 2ms (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) CPU Time: 380ms (95% in [360ms, 400ms]) Measurable effect: 40ms (0.6 SDs) (required sample size for an effect of 5% of mean: 226) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 87 (95% in [42, 131]) Measurable effect: 88 (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: 1.44M (95% in [-1.15M, 4.03M]) Measurable effect: 5.15M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:36:11.801 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:36:11.804 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.TocAssemblePerformanceTest#testTocAssemble()' (average over 98 samples): System Time: 35ms (95% in [34ms, 37ms]) Measurable effect: 3ms (0.4 SDs) (required sample size for an effect of 5% of mean: 297) Used Java Heap: 1.79M (95% in [-7.93M, 11.5M]) Measurable effect: 19.58M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: -1.02K (95% in [-24.67K, 22.63K]) Measurable effect: 47.67K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) Elapsed Process: 35ms (95% in [34ms, 37ms]) Measurable effect: 3ms (0.4 SDs) (required sample size for an effect of 5% of mean: 297) Kernel time: 7ms (95% in [6ms, 8ms]) Measurable effect: 1ms (0.4 SDs) (required sample size for an effect of 5% of mean: 2580) CPU Time: 58ms (95% in [53ms, 63ms]) Measurable effect: 9ms (0.4 SDs) (required sample size for an effect of 5% of mean: 1052) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 3 (95% in [1, 5]) Measurable effect: 4 (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: -449.63K (95% in [-1.31M, 442.75K]) Measurable effect: 1.76M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:36:15.538 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:36:15.542 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.IndexAssemblePerformanceTest#testIndexAssemble()' (average over 9 samples): System Time: 141ms (95% in [120ms, 162ms]) Measurable effect: 36ms (1.3 SDs) (required sample size for an effect of 5% of mean: 242) Used Java Heap: -8.15M (95% in [-101.84M, 85.54M]) Measurable effect: 162.52M (1.3 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 2.24M (95% in [-2.83M, 7.32M]) Measurable effect: 8.8M (1.3 SDs) (required sample size for an effect of 5% of stdev: 6401) Elapsed Process: 141ms (95% in [120ms, 162ms]) Measurable effect: 36ms (1.3 SDs) (required sample size for an effect of 5% of mean: 242) Kernel time: 4ms (95% in [-3ms, 12ms]) Measurable effect: 13ms (1.3 SDs) (required sample size for an effect of 5% of stdev: 6400) CPU Time: 217ms (95% in [140ms, 295ms]) Measurable effect: 133ms (1.3 SDs) (required sample size for an effect of 5% of mean: 1363) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 577 (95% in [-738, 1.89K]) Measurable effect: 2.28K (1.3 SDs) (required sample size for an effect of 5% of stdev: 6400) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: 0 (95% in [0, 0]) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:36:17.009 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:36:17.012 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.BuildHtmlSearchIndex#testCreateHtmlSearchIndex()' (average over 100 samples): System Time: 483ms (95% in [461ms, 505ms]) Measurable effect: 44ms (0.4 SDs) (required sample size for an effect of 5% of mean: 332) Used Java Heap: -1.02M (95% in [-17.88M, 15.84M]) Measurable effect: 33.99M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 176.08K (95% in [77.12K, 275.03K]) Measurable effect: 199.49K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 483ms (95% in [461ms, 505ms]) Measurable effect: 44ms (0.4 SDs) (required sample size for an effect of 5% of mean: 332) Kernel time: 41ms (95% in [38ms, 43ms]) Measurable effect: 4ms (0.4 SDs) (required sample size for an effect of 5% of mean: 481) CPU Time: 364ms (95% in [343ms, 384ms]) Measurable effect: 40ms (0.4 SDs) (required sample size for an effect of 5% of mean: 501) Hard Page Faults: 0 (95% in [0, 0]) Measurable effect: 0 (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) Soft Page Faults: 69 (95% in [45, 94]) Measurable effect: 49 (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: -81.96K (95% in [-244.58K, 80.66K]) Measurable effect: 327.84K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:37:07.728 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:37:07.735 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.HelpServerTest#testServletRead100x()' (average over 98 samples): System Time: 47ms (95% in [44ms, 50ms]) Measurable effect: 6ms (0.4 SDs) (required sample size for an effect of 5% of mean: 796) Used Java Heap: -1.78M (95% in [-15.8M, 12.23M]) Measurable effect: 28.24M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 102.2K (95% in [23.4K, 181K]) Measurable effect: 158.82K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 47ms (95% in [44ms, 50ms]) Measurable effect: 6ms (0.4 SDs) (required sample size for an effect of 5% of mean: 796) Kernel time: 8ms (95% in [7ms, 9ms]) Measurable effect: 1ms (0.4 SDs) (required sample size for an effect of 5% of mean: 2042) CPU Time: 83ms (95% in [76ms, 90ms]) Measurable effect: 14ms (0.4 SDs) (required sample size for an effect of 5% of mean: 1214) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 26 (95% in [6, 45]) Measurable effect: 39 (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: 0 (95% in [0, 0]) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:37:13.880 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:37:13.888 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.HelpServerTest#testStartServer()' (average over 23 samples): System Time: 155ms (95% in [145ms, 164ms]) Measurable effect: 19ms (0.8 SDs) (required sample size for an effect of 5% of mean: 140) Used Java Heap: 7.95M (95% in [-28.49M, 44.4M]) Measurable effect: 70.29M (0.8 SDs) (required sample size for an effect of 5% of stdev: 6401) Working Set: 321.91K (95% in [141.27K, 502.55K]) Measurable effect: 348.41K (0.8 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 155ms (95% in [145ms, 164ms]) Measurable effect: 19ms (0.8 SDs) (required sample size for an effect of 5% of mean: 140) Kernel time: 12ms (95% in [10ms, 13ms]) Measurable effect: 3ms (0.8 SDs) (required sample size for an effect of 5% of mean: 769) CPU Time: 304ms (95% in [284ms, 325ms]) Measurable effect: 39ms (0.8 SDs) (required sample size for an effect of 5% of mean: 153) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 276 (95% in [234, 318]) Measurable effect: 80 (0.8 SDs) (required sample size for an effect of 5% of mean: 786) Text Size: 0 (95% in [0, 0]) Data Size: 0 (95% in [0, 0]) Library Size: 150.78K (95% in [-60.98K, 362.55K]) Measurable effect: 408.44K (0.8 SDs) (required sample size for an effect of 5% of stdev: 6401) !ENTRY org.eclipse.test.performance 1 0 2019-06-06 15:37:18.406 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.11-201903070500-201906051800, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.11-201903070500-201906051800;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-06-06 15:37:18.428 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190605-1800, jvm=8.0}' found no new datapoints in DB disconnecting from DB