test failure on controller - testLeadershipTransferOnShutdown

Attention controller-devs,

Autorelease boron failed to build sal-distributed-datastore in build
216. Attached is a snippet of the error message related to the
failure that we were able to automatically parse as well as console logs.

Console Logs:
https://logs.opendaylight.org/releng/jenkins092/autorelease-release-boron/216

Jenkins Build:
https://jenkins.opendaylight.org/releng/job/autorelease-release-boron/216/

Please review and provide an ETA on when a fix will be available.

Thanks,
ODL releng/autorelease team

Tests run: 17, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 37.654 sec <<< FAILURE! - in org.opendaylight.controller.cluster.datastore.DistributedDataStoreRemotingIntegrationTest
testLeadershipTransferOnShutdown(org.opendaylight.controller.cluster.datastore.DistributedDataStoreRemotingIntegrationTest) Time elapsed: 7.522 sec <<< ERROR!
java.util.concurrent.TimeoutException: Timeout waiting for task.
at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)
at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)
at com.google.common.util.concurrent.ForwardingFuture.get(ForwardingFuture.java:69)
at org.opendaylight.yangtools.util.concurrent.MappingCheckedFuture.get(MappingCheckedFuture.java:84)
at org.opendaylight.controller.cluster.datastore.DistributedDataStoreRemotingIntegrationTest.verifyCars(DistributedDataStoreRemotingIntegrationTest.java:174)
at org.opendaylight.controller.cluster.datastore.DistributedDataStoreRemotingIntegrationTest.testLeadershipTransferOnShutdown(DistributedDataStoreRemotingIntegrationTest.java:849)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:283)
at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:173)
at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:128)
at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:203)
at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:155)
at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)

Results :

Tests in error:
DistributedDataStoreRemotingIntegrationTest.testLeadershipTransferOnShutdown:849->verifyCars:174 » Timeout

Tests run: 553, Failures: 0, Errors: 1, Skipped: 1