ava.lang.NoClassDefFoundError: Composite
	at java.base/java.lang.Class.getDeclaredMethods0(Native Method)
	at java.base/java.lang.Class.privateGetDeclaredMethods(Class.java:3458)
	at java.base/java.lang.Class.privateGetPublicMethods(Class.java:3483)
	at java.base/java.lang.Class.getMethods(Class.java:2068)
	at java.desktop/com.sun.beans.introspect.MethodInfo.get(MethodInfo.java:70)
	at java.desktop/com.sun.beans.introspect.ClassInfo.getMethods(ClassInfo.java:80)
	at java.desktop/java.beans.Introspector.getTargetMethodInfo(Introspector.java:1029)
	at java.desktop/java.beans.Introspector.getBeanInfo(Introspector.java:446)
	at java.desktop/java.beans.Introspector.getBeanInfo(Introspector.java:195)
	at groovy.lang.MetaClassImpl$15.run(MetaClassImpl.java:3356)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:569)
	at groovy.lang.MetaClassImpl.addProperties(MetaClassImpl.java:3354)
	at groovy.lang.MetaClassImpl.initialize(MetaClassImpl.java:3331)
	at org.codehaus.groovy.reflection.ClassInfo.getMetaClassUnderLock(ClassInfo.java:287)
	at org.codehaus.groovy.reflection.ClassInfo.getMetaClass(ClassInfo.java:329)
	at org.codehaus.groovy.runtime.callsite.ClassMetaClassGetPropertySite.<init>(ClassMetaClassGetPropertySite.java:37)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.createClassMetaClassGetPropertySite(AbstractCallSite.java:379)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.createGetPropertySite(AbstractCallSite.java:327)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.acceptGetProperty(AbstractCallSite.java:314)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callGetProperty(AbstractCallSite.java:298)
	at org.eclipse.buildship.ui.internal.view.task.BaseTaskViewTest$_setup_closure1.doCall(BaseTaskViewTest.groovy:30)
	at org.eclipse.buildship.ui.internal.view.task.BaseTaskViewTest$_setup_closure1.doCall(BaseTaskViewTest.groovy)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
	at java.base/java.lang.reflect.Method.invoke(Method.java:578)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:101)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:323)
	at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:263)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1041)
	at groovy.lang.Closure.call(Closure.java:405)
	at groovy.lang.Closure.call(Closure.java:399)
	at groovy.lang.Closure.run(Closure.java:486)
	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:4320)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3943)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:644)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:551)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:156)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
	at org.eclipse.pde.internal.junit.runtime.NonUIThreadTestApplication.runApp(NonUIThreadTestApplication.java:53)
	at org.eclipse.pde.internal.junit.runtime.NonUIThreadTestApplication.start(NonUIThreadTestApplication.java:48)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
	at java.base/java.lang.reflect.Method.invoke(Method.java:578)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Caused by: java.lang.ClassNotFoundException: Composite cannot be found by org.eclipse.buildship.ui_3.1.7.qualifier
	at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:529)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:524)
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:416)
	at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:168)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
	... 57 more