-------------------------------------------------------------------------------
Test set: org.apache.jackrabbit.oak.jcr.observation.ObservationTest
-------------------------------------------------------------------------------
Tests run: 76, Failures: 0, Errors: 2, Skipped: 0, Time elapsed: 20.139 sec <<< FAILURE!
observationDisposeFromListener[4](org.apache.jackrabbit.oak.jcr.observation.ObservationTest)  Time elapsed: 0.012 sec  <<< ERROR!
java.lang.IllegalStateException: root node does not exist at revision br143906676a6-0-1
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoNodeStore.getRoot(MongoNodeStore.java:785)
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoNodeStoreBranch.createBranch(MongoNodeStoreBranch.java:45)
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoNodeStoreBranch.createBranch(MongoNodeStoreBranch.java:30)
	at org.apache.jackrabbit.oak.spi.state.AbstractNodeStoreBranch$Persisted.<init>(AbstractNodeStoreBranch.java:503)
	at org.apache.jackrabbit.oak.spi.state.AbstractNodeStoreBranch$BranchState.persist(AbstractNodeStoreBranch.java:321)
	at org.apache.jackrabbit.oak.spi.state.AbstractNodeStoreBranch$InMemory.setRoot(AbstractNodeStoreBranch.java:444)
	at org.apache.jackrabbit.oak.spi.state.AbstractNodeStoreBranch.setRoot(AbstractNodeStoreBranch.java:199)
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoRootBuilder.purge(MongoRootBuilder.java:176)
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoRootBuilder.merge(MongoRootBuilder.java:144)
	at org.apache.jackrabbit.oak.plugins.mongomk.MongoNodeStore.merge(MongoNodeStore.java:1005)
	at org.apache.jackrabbit.oak.spi.lifecycle.OakInitializer.initialize(OakInitializer.java:44)
	at org.apache.jackrabbit.oak.Oak.createContentRepository(Oak.java:470)
	at org.apache.jackrabbit.oak.jcr.Jcr.createRepository(Jcr.java:164)
	at org.apache.jackrabbit.oak.jcr.AbstractRepositoryTest.getRepository(AbstractRepositoryTest.java:89)
	at org.apache.jackrabbit.oak.jcr.AbstractRepositoryTest.createAdminSession(AbstractRepositoryTest.java:109)
	at org.apache.jackrabbit.oak.jcr.AbstractRepositoryTest.getAdminSession(AbstractRepositoryTest.java:96)
	at org.apache.jackrabbit.oak.jcr.observation.ObservationTest.setup(ObservationTest.java:92)
	at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:27)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:24)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
	at java.lang.Thread.run(Thread.java:695)
observationDisposeFromListener[4](org.apache.jackrabbit.oak.jcr.observation.ObservationTest)  Time elapsed: 0.012 sec  <<< ERROR!
java.lang.NullPointerException
	at org.apache.jackrabbit.oak.jcr.observation.ObservationTest.tearDown(ObservationTest.java:114)
	at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:36)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:24)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
	at java.lang.Thread.run(Thread.java:695)