DistributedTask cancellation doesn't work properly in REPL_SYNC mode

Hi,

I've just updated my fork with latest infinispan version, and the org.infinispan.distexec.ReplSyncDistributedExecutorTest.testTaskCancellation() test fails constantly.

The log is the following:

testTaskCancellation
"java.lang.AssertionError: Dist task not cancelled null at org.infinispan.distexec.DistributedExecutorTest.testTaskCancellation(DistributedExecutorTest.java:217) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) ... Removed 16 stack frames
java.lang.AssertionError: Dist task not cancelled null at org.infinispan.distexec.DistributedExecutorTest.testTaskCancellation(DistributedExecutorTest.java:217) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:80) at org.testng.internal.Invoker.invokeMethod(Invoker.java:715) at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:907) at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1237) at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127) at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111) at org.testng.TestRunner.privateRun(TestRunner.java:767) at org.testng.TestRunner.run(TestRunner.java:617) at org.testng.SuiteRunner.runTest(SuiteRunner.java:334) at org.testng.SuiteRunner.access$000(SuiteRunner.java:37) at org.testng.SuiteRunner$SuiteWorker.run(SuiteRunner.java:368) at org.testng.internal.thread.ThreadUtil$2.call(ThreadUtil.java:64) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) "
org.infinispan.distexec.DistributedExecutorTest.testTaskCancellation(DistributedExecutorTest.java:217)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:601)
org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:80)
org.testng.internal.Invoker.invokeMethod(Invoker.java:715)
org.testng.internal.Invoker.invokeTestMethod(Invoker.java:907)
org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1237)
org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127)
org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111)
org.testng.TestRunner.privateRun(TestRunner.java:767)
org.testng.TestRunner.run(TestRunner.java:617)
org.testng.SuiteRunner.runTest(SuiteRunner.java:334)
org.testng.SuiteRunner.access$000(SuiteRunner.java:37)
org.testng.SuiteRunner$SuiteWorker.run(SuiteRunner.java:368)
org.testng.internal.thread.ThreadUtil$2.call(ThreadUtil.java:64)
java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
java.util.concurrent.FutureTask.run(FutureTask.java:166)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
java.lang.Thread.run(Thread.java:722)

Best regards,
Anna.