Scenario 'org.eclipse.ua.tests.cheatsheet.performance.OpenCheatSheetTest#testOpenSimpleCheatSheet()' (average over 50 samples): System Time: 372ms (95% in [362ms, 381ms]) Measurable effect: 19ms (0.6 SDs) (required sample size for an effect of 5% of mean: 54) Used Java Heap: -2.59M (95% in [-17.44M, 12.26M]) Measurable effect: 29.55M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 2.67M (95% in [1.33M, 4.01M]) Measurable effect: 2.67M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 372ms (95% in [362ms, 381ms]) Measurable effect: 19ms (0.6 SDs) (required sample size for an effect of 5% of mean: 54) 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: 591ms (95% in [550ms, 633ms]) Measurable effect: 82ms (0.6 SDs) (required sample size for an effect of 5% of mean: 391) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 832 (95% in [462, 1.2K]) Measurable effect: 736 (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: 850.64K (95% in [-797.28K, 2.44M]) Measurable effect: 3.2M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) !SESSION 2019-09-16 21:50:52.434 ----------------------------------------------- eclipse.buildId=4.13.0.I20190916-1045 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/ep413I-perf-lin64/workarea/I20190916-1045/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/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/results/ep413I-perf-lin64_linux.gtk.x86_64_8.0 Command-line arguments: -application org.eclipse.test.uitestapplication -data /home/genie.releng/jenkins/workspace/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/test-eclipse/eclipse/ua_performance_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep413I-perf-lin64/workarea/I20190916-1045/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/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/results/ep413I-perf-lin64_linux.gtk.x86_64_8.0 !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:51:26.903 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:51:26.907 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-09-16 21:51:27.514 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:27.518 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:27.817 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:27.819 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.130 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.132 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.434 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.436 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.732 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:28.734 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.036 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.038 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.349 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.351 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.655 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.657 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.944 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:29.947 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.265 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.267 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.601 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.607 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.915 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:30.917 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.228 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.229 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.537 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.538 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.828 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:31.829 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.133 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.134 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.433 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.435 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.738 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:32.740 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.020 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.022 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.310 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.312 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.666 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.668 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.970 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:33.972 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.291 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.292 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.681 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.683 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.993 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:34.995 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.287 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.288 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.576 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.577 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.866 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:35.867 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.166 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.167 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.496 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.497 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.786 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:36.787 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.089 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.090 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.387 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.389 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.678 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.680 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.967 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:37.968 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:38.396 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:38.397 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:50:52.434 ----------------------------------------------- eclipse.buildId=4.13.0.I20190916-1045 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/ep413I-perf-lin64/workarea/I20190916-1045/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/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/results/ep413I-perf-lin64_linux.gtk.x86_64_8.0 Command-line arguments: -application org.eclipse.test.uitestapplication -data /home/genie.releng/jenkins/workspace/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/test-eclipse/eclipse/ua_performance_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/genie.releng/jenkins/workspace/ep413I-perf-lin64/workarea/I20190916-1045/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/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/results/ep413I-perf-lin64_linux.gtk.x86_64_8.0 This is a continuation of log file /home/genie.releng/jenkins/workspace/ep413I-perf-lin64/workarea/I20190916-1045/eclipse-testing/test-eclipse/eclipse/ua_performance_folder/.metadata/.bak_0.log Created Time: 2019-09-16 21:51:38.745 !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2019-09-16 21:51:38.745 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:38.747 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.067 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.069 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.368 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.370 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.702 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.704 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.994 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:39.995 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.276 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.277 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.576 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.578 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.881 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:40.883 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.182 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.183 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.504 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.506 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.791 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:41.793 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.078 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.079 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.389 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.395 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.696 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:42.698 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:43.002 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:43.004 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:43.310 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:539) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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 2019-09-16 21:51:43.312 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4711) at org.eclipse.swt.SWT.error(SWT.java:4626) at org.eclipse.swt.SWT.error(SWT.java:4597) 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:5037) 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:724) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:534) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:409) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:427) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:356) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:543) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1330) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:115) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:85) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:541) at sun.reflect.GeneratedMethodAccessor44.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:5728) 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:730) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:683) 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:5618) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1414) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2123) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:2086) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4763) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3832) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2233) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842) 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:8799) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2953) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:686) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2946) at org.eclipse.swt.widgets.Control.setFocus(Control.java:5448) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1615) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:358) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4671) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1518) at org.eclipse.swt.widgets.Widget.release(Widget.java:1234) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1504) at org.eclipse.swt.widgets.Widget.release(Widget.java:1225) at org.eclipse.swt.widgets.Control.release(Control.java:4648) 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:4857) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4409) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150) 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: 256ms (95% in [251ms, 261ms]) Measurable effect: 10ms (0.6 SDs) Used Java Heap: 3.52M (95% in [-7.28M, 14.31M]) Measurable effect: 21.49M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Working Set: 674.72K (95% in [212.18K, 1.11M]) Measurable effect: 920.66K (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) Elapsed Process: 256ms (95% in [251ms, 261ms]) Measurable effect: 10ms (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: 344ms (95% in [324ms, 363ms]) Measurable effect: 39ms (0.6 SDs) (required sample size for an effect of 5% of mean: 258) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 178 (95% in [61, 295]) Measurable effect: 233 (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: 1.28M (95% in [-1.29M, 3.85M]) Measurable effect: 5.12M (0.6 SDs) (required sample size for an effect of 5% of stdev: 6401) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:51:43.466 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:51:43.470 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.TocAssemblePerformanceTest#testTocAssemble()' (average over 98 samples): System Time: 37ms (95% in [36ms, 39ms]) Measurable effect: 3ms (0.4 SDs) (required sample size for an effect of 5% of mean: 297) Used Java Heap: -760.49K (95% in [-11.7M, 10.21M]) Measurable effect: 22.08M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 156.37K (95% in [-10.01K, 322.74K]) Measurable effect: 335.32K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) Elapsed Process: 37ms (95% in [36ms, 39ms]) 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: 2ms (0.4 SDs) (required sample size for an effect of 5% of mean: 2750) CPU Time: 62ms (95% in [57ms, 67ms]) Measurable effect: 9ms (0.4 SDs) (required sample size for an effect of 5% of mean: 1019) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 40 (95% in [-3, 83]) Measurable effect: 87 (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: -418.16K (95% in [-1.22M, 411.76K]) Measurable effect: 1.63M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:51:47.403 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:51:47.407 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.IndexAssemblePerformanceTest#testIndexAssemble()' (average over 9 samples): System Time: 155ms (95% in [137ms, 174ms]) Measurable effect: 32ms (1.3 SDs) (required sample size for an effect of 5% of mean: 154) Used Java Heap: -8.96M (95% in [-104.23M, 86.31M]) Measurable effect: 165.26M (1.3 SDs) (required sample size for an effect of 5% of stdev: 6401) Working Set: 2.33M (95% in [-1.67M, 6.33M]) Measurable effect: 6.94M (1.3 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 155ms (95% in [137ms, 174ms]) Measurable effect: 32ms (1.3 SDs) (required sample size for an effect of 5% of mean: 154) Kernel time: 3ms (95% in [0ms, 7ms]) Measurable effect: 6ms (1.3 SDs) (required sample size for an effect of 5% of stdev: 6401) CPU Time: 240ms (95% in [167ms, 312ms]) Measurable effect: 125ms (1.3 SDs) (required sample size for an effect of 5% of mean: 989) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 597 (95% in [-433, 1.63K]) Measurable effect: 1.79K (1.3 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: 0 (95% in [0, 0]) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:51:49.046 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:51:49.056 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.BuildHtmlSearchIndex#testCreateHtmlSearchIndex()' (average over 100 samples): System Time: 489ms (95% in [469ms, 509ms]) Measurable effect: 40ms (0.4 SDs) (required sample size for an effect of 5% of mean: 280) Used Java Heap: -1.52M (95% in [-18.84M, 15.8M]) Measurable effect: 34.91M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 273.28K (95% in [119.19K, 427.37K]) Measurable effect: 310.63K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 489ms (95% in [469ms, 509ms]) Measurable effect: 40ms (0.4 SDs) (required sample size for an effect of 5% of mean: 280) Kernel time: 41ms (95% in [39ms, 43ms]) Measurable effect: 4ms (0.4 SDs) (required sample size for an effect of 5% of mean: 410) CPU Time: 360ms (95% in [341ms, 379ms]) Measurable effect: 38ms (0.4 SDs) (required sample size for an effect of 5% of mean: 448) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 98 (95% in [61, 134]) Measurable effect: 73 (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: -61.48K (95% in [-244.54K, 121.58K]) Measurable effect: 369.03K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:52:41.229 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:52:41.234 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.HelpServerTest#testServletRead100x()' (average over 98 samples): System Time: 49ms (95% in [46ms, 53ms]) Measurable effect: 6ms (0.4 SDs) (required sample size for an effect of 5% of mean: 681) Used Java Heap: 971.22K (95% in [-12.41M, 14.31M]) Measurable effect: 26.92M (0.4 SDs) (required sample size for an effect of 5% of stdev: 6401) Working Set: 95.31K (95% in [21.41K, 169.21K]) Measurable effect: 148.94K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 49ms (95% in [46ms, 53ms]) Measurable effect: 6ms (0.4 SDs) (required sample size for an effect of 5% of mean: 681) Kernel time: 8ms (95% in [7ms, 10ms]) Measurable effect: 2ms (0.4 SDs) (required sample size for an effect of 5% of mean: 2372) CPU Time: 89ms (95% in [83ms, 96ms]) Measurable effect: 13ms (0.4 SDs) (required sample size for an effect of 5% of mean: 851) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 23 (95% in [4, 41]) Measurable effect: 36 (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: 20.9K (95% in [-20.58K, 62.37K]) Measurable effect: 83.59K (0.4 SDs) (required sample size for an effect of 5% of stdev: 6400) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:52:47.762 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:52:47.767 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found Scenario 'org.eclipse.ua.tests.help.performance.HelpServerTest#testStartServer()' (average over 23 samples): System Time: 179ms (95% in [158ms, 201ms]) Measurable effect: 41ms (0.8 SDs) (required sample size for an effect of 5% of mean: 490) Used Java Heap: 4.93M (95% in [-32.28M, 42.15M]) Measurable effect: 71.77M (0.8 SDs) (required sample size for an effect of 5% of stdev: 6400) Working Set: 619.65K (95% in [-156K, 1.36M]) Measurable effect: 1.46M (0.8 SDs) (required sample size for an effect of 5% of stdev: 6400) Elapsed Process: 179ms (95% in [158ms, 201ms]) Measurable effect: 41ms (0.8 SDs) (required sample size for an effect of 5% of mean: 490) Kernel time: 14ms (95% in [12ms, 16ms]) Measurable effect: 4ms (0.8 SDs) (required sample size for an effect of 5% of mean: 799) CPU Time: 338ms (95% in [302ms, 374ms]) Measurable effect: 69ms (0.8 SDs) (required sample size for an effect of 5% of mean: 385) Hard Page Faults: 0 (95% in [0, 0]) Soft Page Faults: 361 (95% in [169, 553]) Measurable effect: 370 (0.8 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: 94.96K (95% in [-89.56K, 279.47K]) Measurable effect: 355.88K (0.8 SDs) (required sample size for an effect of 5% of stdev: 6400) !ENTRY org.eclipse.test.performance 1 0 2019-09-16 21:52:53.089 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.12-201906051800-201909161045, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.12-201906051800-201909161045;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 2 0 2019-09-16 21:52:53.101 !MESSAGE no session data named '{config=linux.gtk.x86_64, build=I20190916-1045, jvm=8.0}' found no new datapoints in DB disconnecting from DB