!SESSION 2018-12-06 21:27:11.952 ----------------------------------------------- eclipse.buildId=4.10.0.I20181206-0815 java.version=1.8.0_192 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/cbi/genie.releng/workspace/ep410I-perf-lin64/workarea/I20181206-0815/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/cbi/genie.releng/workspace/ep410I-perf-lin64/workarea/I20181206-0815/eclipse-testing/results/ep410I-perf-lin64_linux.gtk.x86_64_8.0 Command-line arguments: -application org.eclipse.test.uitestapplication -data /home/cbi/genie.releng/workspace/ep410I-perf-lin64/workarea/I20181206-0815/eclipse-testing/test-eclipse/eclipse/ua_performance_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/cbi/genie.releng/workspace/ep410I-perf-lin64/workarea/I20181206-0815/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/cbi/genie.releng/workspace/ep410I-perf-lin64/workarea/I20181206-0815/eclipse-testing/results/ep410I-perf-lin64_linux.gtk.x86_64_8.0 !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:32:26.736 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBLocation !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:32:26.737 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBName Trying to connect over network with // jdbc protocol; org.apache.derby.jdbc.ClientDriver to //172.25.25.57:1527/perfDB ... !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:32:26.765 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBUser !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:32:26.765 !MESSAGE System property eclipse.perf.dbloc found to equal //172.25.25.57:1527 in getDBPassword connect succeeded! !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:32:27.397 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.9-201809060745-201812060815, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.9-201809060745-201812060815;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:53.578 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:53.587 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:55.104 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:55.113 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:55.972 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:55.983 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:57.059 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:57.063 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:57.729 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:57.731 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:58.427 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:58.429 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:58.894 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:58.899 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:32:59.475 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:02.319 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:02.841 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:02.844 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:03.674 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:03.678 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:04.245 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:04.248 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:05.064 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:05.066 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:05.585 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:05.587 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:06.110 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:06.126 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:07.663 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:07.666 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:08.280 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:08.285 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:09.034 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:535) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.e4.ui.css.swt.theme 4 0 2018-12-06 21:33:09.037 !MESSAGE Widget is disposed !STACK 0 org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:4595) at org.eclipse.swt.SWT.error(SWT.java:4510) at org.eclipse.swt.SWT.error(SWT.java:4481) at org.eclipse.swt.widgets.Widget.error(Widget.java:526) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:463) at org.eclipse.swt.widgets.Control.setBackground(Control.java:4536) at org.eclipse.ui.internal.forms.widgets.FormHeading.setBackground(FormHeading.java:675) at org.eclipse.ui.internal.forms.widgets.FormHeading.setTextBackground(FormHeading.java:738) at org.eclipse.ui.forms.widgets.Form.setTextBackground(Form.java:322) at org.eclipse.ui.internal.forms.css.properties.css2.CSSPropertyFormHandler.applyCSSProperty(CSSPropertyFormHandler.java:67) at org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler.applyCSSProperty(AbstractCSSPropertySWTHandler.java:35) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyCSSProperty(AbstractCSSEngine.java:726) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyleDeclaration(AbstractCSSEngine.java:536) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:411) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:429) at org.eclipse.e4.ui.css.core.impl.engine.AbstractCSSEngine.applyStyles(AbstractCSSEngine.java:358) at org.eclipse.e4.ui.css.swt.internal.theme.ThemeEngine.applyStyles(ThemeEngine.java:538) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.setClassnameAndId(PartRenderingEngine.java:1345) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.setCSSInfo(SWTPartRenderer.java:114) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.styleElement(SWTPartRenderer.java:84) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.subscribeTopicActivateChanged(StackRenderer.java:537) at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58) at org.eclipse.e4.ui.internal.di.UIEventObjectSupplier$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:147) at org.eclipse.swt.widgets.Display.syncExec(Display.java:5807) 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:233) 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:378) at org.eclipse.e4.ui.workbench.UIEvents.publishEvent(UIEvents.java:347) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:731) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684) at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:97) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.lambda$0(ContributedPartRenderer.java:63) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5663) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1386) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1412) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1395) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1928) at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1891) at org.eclipse.swt.widgets.Control.sendFocusEvent(Control.java:4270) at org.eclipse.swt.widgets.Control.gtk_event_after(Control.java:3430) at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1952) at org.eclipse.swt.widgets.Control.windowProc(Control.java:6298) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5880) 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:8443) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2733) at org.eclipse.swt.widgets.Composite.forceFocus(Composite.java:671) at org.eclipse.swt.widgets.Control.forceFocus(Control.java:2726) at org.eclipse.swt.widgets.Control.setFocus(Control.java:4941) at org.eclipse.swt.widgets.Composite.setFocus(Composite.java:1559) at org.eclipse.swt.widgets.Control.fixFocus(Control.java:289) at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4187) at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1461) at org.eclipse.swt.widgets.Widget.release(Widget.java:1215) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1447) at org.eclipse.swt.widgets.Widget.release(Widget.java:1206) at org.eclipse.swt.widgets.Control.release(Control.java:4164) at org.eclipse.swt.widgets.Widget.dispose(Widget.java:522) 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:929) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setContent(CheatSheetViewer.java:1116) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1231) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer.setInput(CheatSheetViewer.java:1205) at org.eclipse.ui.internal.cheatsheets.views.CheatSheetView.setInput(CheatSheetView.java:213) 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$1.protect(TestResult.java:122) at junit.framework.TestResult.runProtected(TestResult.java:142) at junit.framework.TestResult.run(TestResult.java:125) at junit.framework.TestCase.run(TestCase.java:129) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at junit.framework.TestSuite.runTest(TestSuite.java:252) at junit.framework.TestSuite.run(TestSuite.java:247) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:86) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at org.junit.runner.JUnitCore.run(JUnitCore.java:115) at org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:39) at java.util.stream.ForEachOps$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$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:79) at org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:70) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220) at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188) at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202) at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181) 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:4906) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4475) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1173) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1062) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:636) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:563) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:151) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:155) at org.eclipse.test.UITestApplication.run(UITestApplication.java:48) at org.eclipse.test.UITestApplication.start(UITestApplication.java:118) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595) at org.eclipse.equinox.launcher.Main.run(Main.java:1501) at org.eclipse.equinox.launcher.Main.main(Main.java:1474) at org.eclipse.core.launcher.Main.main(Main.java:37) !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:33:09.634 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.9-201809060745-201812060815, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.9-201809060745-201812060815;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:33:19.911 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.9-201809060745-201812060815, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.9-201809060745-201812060815;config=linux.gtk.x86_64;jvm=8.0; !ENTRY org.eclipse.test.performance 1 0 2018-12-06 21:33:27.932 !MESSAGE refkeys was: {config=linux.gtk.x86_64, build=R-4.9-201809060745-201812060815, jvm=8.0} based on eclipse.perf.assertAgainst being set to build=R-4.9-201809060745-201812060815;config=linux.gtk.x86_64;jvm=8.0;