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https://issues.apache.org/jira/browse/FLINK-2528?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Stephan Ewen resolved FLINK-2528.
---------------------------------
Resolution: Fixed
Fix Version/s: 0.10
Fixed via 6f07c5f3af1b4fd67cb61ad140b99095f7ee6c45
> DriverTestBase tests fail spuriously
> ------------------------------------
>
> Key: FLINK-2528
> URL: https://issues.apache.org/jira/browse/FLINK-2528
> Project: Flink
> Issue Type: Bug
> Reporter: Sachin Goel
> Assignee: Stephan Ewen
> Fix For: 0.10
>
>
> MatchTaskTest fails with a Null Pointer exception. Here's the log:
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/75780253/log.txt
> and the relevant parts of trace:
> {code}
> Exception in thread "Thread-154" java.lang.AssertionError: Canceling task
> failed: java.lang.NullPointerException
> at
> org.apache.flink.runtime.operators.testutils.DriverTestBase.cancel(DriverTestBase.java:271)
> at
> org.apache.flink.runtime.operators.testutils.TaskCancelThread.run(TaskCancelThread.java:60)
> at org.junit.Assert.fail(Assert.java:88)
> at
> org.apache.flink.runtime.operators.testutils.TaskCancelThread.run(TaskCancelThread.java:68)
> {code}
> {code}
> "Thread-153" prio=10 tid=0x00007fc1e1338800 nid=0x5cd6 waiting on condition
> [0x00007fc1d2b10000]
> java.lang.Thread.State: TIMED_WAITING (sleeping)
> at java.lang.Thread.sleep(Native Method)
> at
> org.apache.flink.runtime.operators.MatchTaskTest$MockDelayingMatchStub.join(MatchTaskTest.java:984)
> at
> org.apache.flink.runtime.operators.MatchTaskTest$MockDelayingMatchStub.join(MatchTaskTest.java:978)
> at
> org.apache.flink.runtime.operators.sort.AbstractMergeIterator.crossMwithNValues(AbstractMergeIterator.java:297)
> at
> org.apache.flink.runtime.operators.sort.AbstractMergeIterator.crossMatchingGroup(AbstractMergeIterator.java:146)
> at
> org.apache.flink.runtime.operators.sort.AbstractMergeInnerJoinIterator.callWithNextKey(AbstractMergeInnerJoinIterator.java:105)
> at
> org.apache.flink.runtime.operators.JoinDriver.run(JoinDriver.java:208)
> at
> org.apache.flink.runtime.operators.testutils.DriverTestBase.testDriverInternal(DriverTestBase.java:208)
> at
> org.apache.flink.runtime.operators.testutils.DriverTestBase.testDriver(DriverTestBase.java:174)
> at
> org.apache.flink.runtime.operators.MatchTaskTest$3.run(MatchTaskTest.java:520)
> {code}
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