Following error was observed during testing, pretty consistently on RHEL6 and not on RHEL7.

java.lang.AssertionError: expected:<1> but was:<2>
at org.infinispan.lock.ClusteredLockTest.testTryLockWithCountersInParallel(ClusteredLockTest.java:203)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:748)