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https://issues.apache.org/jira/browse/FLINK-3393?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aljoscha Krettek resolved FLINK-3393.
-------------------------------------
Resolution: Fixed
Fix Version/s: 1.0.0
Fixed in
https://github.com/apache/flink/commit/8e55bbd41725cd8c7f29a9e41993a22777ebdacf
> ExternalProcessRunner wait to finish copying error stream
> ---------------------------------------------------------
>
> Key: FLINK-3393
> URL: https://issues.apache.org/jira/browse/FLINK-3393
> Project: Flink
> Issue Type: Bug
> Components: Core
> Reporter: Greg Hogan
> Assignee: Greg Hogan
> Priority: Trivial
> Fix For: 1.0.0
>
>
> Travis CI reported the following error, which could be caused by
> {{ExternalProcessRunner.run}} returning before the {{PipeForwarder}} has
> finished copying standard error. Resolution is for
> {{ExternalProcessRunner.run}} to join on the {{PipeForwarder}}.
> {code}
> Tests run: 4, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 1.414 sec <<<
> FAILURE! - in org.apache.flink.util.ExternalProcessRunnerTest
> testFailing(org.apache.flink.util.ExternalProcessRunnerTest) Time elapsed:
> 0.405 sec <<< FAILURE!
> java.lang.AssertionError: null
> at org.junit.Assert.fail(Assert.java:86)
> at org.junit.Assert.assertTrue(Assert.java:41)
> at org.junit.Assert.assertTrue(Assert.java:52)
> at
> org.apache.flink.util.ExternalProcessRunnerTest.testFailing(ExternalProcessRunnerTest.java:75)
> {code}
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