reflectNestedClassUseDollar=false based on version=1.8.0_162
Problem : A cycle was detected in the build path of project 'P1'. The cycle consists of projects {P1, P2} [ resource : </P1> range : <-1,-1> category : <10> severity : <2>]
Problem : A cycle was detected in the build path of project 'P2'. The cycle consists of projects {P1, P2} [ resource : </P2> range : <-1,-1> category : <10> severity : <2>]
Problem : The project cannot be built until build path errors are resolved [ resource : </P1> range : <-1,-1> category : <10> severity : <2>]
Problem : The project cannot be built until build path errors are resolved [ resource : </P2> range : <-1,-1> category : <10> severity : <2>]

!SESSION 2018-09-06 11:30:53.488 -----------------------------------------------
eclipse.buildId=4.9.0.I20180906-0745
java.version=1.8.0_162
java.vendor=Oracle Corporation
BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US
Framework arguments:  -application org.eclipse.test.coretestapplication formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/cbi/genie.releng/workspace/ep49I-unit-cen64-gtk2/workarea/I20180906-0745/eclipse-testing/test-eclipse/eclipse/org.eclipse.jdt.core.tests.builder.BuilderTests.xml -testPluginName org.eclipse.jdt.core.tests.builder -className org.eclipse.jdt.core.tests.builder.BuilderTests -timeout 7200000 -junitReportOutput /home/cbi/genie.releng/workspace/ep49I-unit-cen64-gtk2/workarea/I20180906-0745/eclipse-testing/results/ep49I-unit-cen64-gtk2_linux.gtk.x86_64_8.0
Command-line arguments:  -application org.eclipse.test.coretestapplication -data /home/cbi/genie.releng/workspace/ep49I-unit-cen64-gtk2/workarea/I20180906-0745/eclipse-testing/test-eclipse/eclipse/jdt_builder_folder formatter=org.apache.tools.ant.taskdefs.optional.junit.XMLJUnitResultFormatter,/home/cbi/genie.releng/workspace/ep49I-unit-cen64-gtk2/workarea/I20180906-0745/eclipse-testing/test-eclipse/eclipse/org.eclipse.jdt.core.tests.builder.BuilderTests.xml -testPluginName org.eclipse.jdt.core.tests.builder -className org.eclipse.jdt.core.tests.builder.BuilderTests -os linux -ws gtk -arch x86_64 -consolelog -timeout 7200000 -junitReportOutput /home/cbi/genie.releng/workspace/ep49I-unit-cen64-gtk2/workarea/I20180906-0745/eclipse-testing/results/ep49I-unit-cen64-gtk2_linux.gtk.x86_64_8.0

!ENTRY org.eclipse.core.resources 4 368 2018-09-06 11:32:34.021
!MESSAGE Resource '/P1' does not exist.
!STACK 0
java.lang.Exception: Resource '/P1' does not exist.
	at org.eclipse.core.internal.resources.ResourceException.provideStackTrace(ResourceException.java:42)
	at org.eclipse.core.internal.resources.ResourceException.<init>(ResourceException.java:38)
	at org.eclipse.core.internal.resources.Resource.checkExists(Resource.java:330)
	at org.eclipse.core.internal.resources.Resource.checkAccessible(Resource.java:204)
	at org.eclipse.core.internal.resources.Project.checkAccessible(Project.java:145)
	at org.eclipse.core.internal.resources.Resource.checkAccessibleAndLocal(Resource.java:210)
	at org.eclipse.core.internal.resources.Resource.touch(Resource.java:1739)
	at org.eclipse.core.internal.resources.Project.touch(Project.java:1321)
	at org.eclipse.jdt.internal.core.JavaModelManager$14.runInWorkspace(JavaModelManager.java:3421)
	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:42)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)

!ENTRY org.eclipse.core.resources 2 10035 2018-09-06 11:34:00.022
!MESSAGE The workspace will exit with unsaved changes in this session.