[ 
https://issues.apache.org/jira/browse/FLINK-14507?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Chesnay Schepler updated FLINK-14507:
-------------------------------------
    Description: 
If fork-reuse is enabled, with FLINK-14449 fixed the JoinITCase consistently 
crashes the JVM.

[https://api.travis-ci.org/v3/job/599186024/log.txt]
{code:java}
15:34:12.650 [INFO] Running org.apache.flink.test.operators.JoinITCase
15:34:17.650 [WARNING] Corrupted STDOUT by directly writing to native stream in 
forked JVM 2. See FAQ web page and the dump file 
/home/travis/build/zentol/flink/flink-tests/target/surefire-reports/2019-10-17T15-16-01_381-jvmRun2.dumpstream
 {code}
 
{code:java}
15:38:04.013 [ERROR] Please refer to 
/home/travis/build/zentol/flink/flink-tests/target/surefire-reports for the 
individual test results.
15:38:04.013 [ERROR] Please refer to dump files (if any exist) [date].dump, 
[date]-jvmRun[N].dump and [date].dumpstream.
15:38:04.013 [ERROR] ExecutionException The forked VM terminated without 
properly saying goodbye. VM crash or System.exit called?
15:38:04.013 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.013 [ERROR] Error occurred in starting fork, check output in log
15:38:04.013 [ERROR] Process Exit Code: 1
15:38:04.022 [ERROR] Crashed tests:
15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.023 [ERROR] 
org.apache.maven.surefire.booter.SurefireBooterForkException: 
ExecutionException The forked VM terminated without properly saying goodbye. VM 
crash or System.exit called?
15:38:04.023 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.023 [ERROR] Error occurred in starting fork, check output in log
15:38:04.023 [ERROR] Process Exit Code: 1
15:38:04.023 [ERROR] Crashed tests:
15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.awaitResultsDone(ForkStarter.java:510)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.runSuitesForkOnceMultiple(ForkStarter.java:382)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:297)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:246)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider(AbstractSurefireMojo.java:1183)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:1011)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:857)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
15:38:04.023 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
15:38:04.024 [ERROR] at 
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:355)
15:38:04.024 [ERROR] at 
org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
15:38:04.024 [ERROR] at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
15:38:04.024 [ERROR] at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:216)
15:38:04.025 [ERROR] at org.apache.maven.cli.MavenCli.main(MavenCli.java:160)
15:38:04.025 [ERROR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native 
Method)
15:38:04.025 [ERROR] at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
15:38:04.025 [ERROR] at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
15:38:04.025 [ERROR] at java.lang.reflect.Method.invoke(Method.java:498)
15:38:04.025 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
15:38:04.026 [ERROR] Caused by: 
org.apache.maven.surefire.booter.SurefireBooterForkException: The forked VM 
terminated without properly saying goodbye. VM crash or System.exit called?
15:38:04.026 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.026 [ERROR] Error occurred in starting fork, check output in log
15:38:04.026 [ERROR] Process Exit Code: 1
15:38:04.026 [ERROR] Crashed tests:
15:38:04.026 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.fork(ForkStarter.java:669)
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.access$600(ForkStarter.java:115)
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:371)
15:38:04.028 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:347)
15:38:04.028 [ERROR] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
15:38:04.028 [ERROR] at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
15:38:04.028 [ERROR] at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
15:38:04.028 [ERROR] at java.lang.Thread.run(Thread.java:748)
15:38:04.028 [ERROR] -> [Help 1]
15:38:04.029 [ERROR] 
15:38:04.029 [ERROR] To see the full stack trace of the errors, re-run Maven 
with the -e switch.
15:38:04.029 [ERROR] Re-run Maven using the -X switch to enable full debug 
logging.
15:38:04.029 [ERROR] 
15:38:04.030 [ERROR] For more information about the errors and possible 
solutions, please read the following articles:
15:38:04.030 [ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException {code}

  was:
If fork-reuse is enabled, with FLINK-14449 fixed the JoinITCase consistently 
crashes the JVM.

[https://api.travis-ci.org/v3/job/599186024/log.txt]

 
{code:java}
15:38:04.013 [ERROR] Please refer to 
/home/travis/build/zentol/flink/flink-tests/target/surefire-reports for the 
individual test results.
15:38:04.013 [ERROR] Please refer to dump files (if any exist) [date].dump, 
[date]-jvmRun[N].dump and [date].dumpstream.
15:38:04.013 [ERROR] ExecutionException The forked VM terminated without 
properly saying goodbye. VM crash or System.exit called?
15:38:04.013 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.013 [ERROR] Error occurred in starting fork, check output in log
15:38:04.013 [ERROR] Process Exit Code: 1
15:38:04.022 [ERROR] Crashed tests:
15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.023 [ERROR] 
org.apache.maven.surefire.booter.SurefireBooterForkException: 
ExecutionException The forked VM terminated without properly saying goodbye. VM 
crash or System.exit called?
15:38:04.023 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.023 [ERROR] Error occurred in starting fork, check output in log
15:38:04.023 [ERROR] Process Exit Code: 1
15:38:04.023 [ERROR] Crashed tests:
15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.awaitResultsDone(ForkStarter.java:510)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.runSuitesForkOnceMultiple(ForkStarter.java:382)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:297)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:246)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider(AbstractSurefireMojo.java:1183)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:1011)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:857)
15:38:04.023 [ERROR] at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
15:38:04.023 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
15:38:04.024 [ERROR] at 
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
15:38:04.024 [ERROR] at 
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:355)
15:38:04.024 [ERROR] at 
org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
15:38:04.024 [ERROR] at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
15:38:04.024 [ERROR] at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:216)
15:38:04.025 [ERROR] at org.apache.maven.cli.MavenCli.main(MavenCli.java:160)
15:38:04.025 [ERROR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native 
Method)
15:38:04.025 [ERROR] at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
15:38:04.025 [ERROR] at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
15:38:04.025 [ERROR] at java.lang.reflect.Method.invoke(Method.java:498)
15:38:04.025 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
15:38:04.026 [ERROR] at 
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
15:38:04.026 [ERROR] Caused by: 
org.apache.maven.surefire.booter.SurefireBooterForkException: The forked VM 
terminated without properly saying goodbye. VM crash or System.exit called?
15:38:04.026 [ERROR] Command was /bin/sh -c cd 
/home/travis/build/zentol/flink/flink-tests/target && 
/usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
-Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
/home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
 /home/travis/build/zentol/flink/flink-tests/target/surefire 
2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
surefire_488946921138009538635tmp
15:38:04.026 [ERROR] Error occurred in starting fork, check output in log
15:38:04.026 [ERROR] Process Exit Code: 1
15:38:04.026 [ERROR] Crashed tests:
15:38:04.026 [ERROR] org.apache.flink.test.operators.JoinITCase
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.fork(ForkStarter.java:669)
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter.access$600(ForkStarter.java:115)
15:38:04.027 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:371)
15:38:04.028 [ERROR] at 
org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:347)
15:38:04.028 [ERROR] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
15:38:04.028 [ERROR] at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
15:38:04.028 [ERROR] at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
15:38:04.028 [ERROR] at java.lang.Thread.run(Thread.java:748)
15:38:04.028 [ERROR] -> [Help 1]
15:38:04.029 [ERROR] 
15:38:04.029 [ERROR] To see the full stack trace of the errors, re-run Maven 
with the -e switch.
15:38:04.029 [ERROR] Re-run Maven using the -X switch to enable full debug 
logging.
15:38:04.029 [ERROR] 
15:38:04.030 [ERROR] For more information about the errors and possible 
solutions, please read the following articles:
15:38:04.030 [ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException {code}


> JoinITCase consistently crashes the JVM
> ---------------------------------------
>
>                 Key: FLINK-14507
>                 URL: https://issues.apache.org/jira/browse/FLINK-14507
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Tests
>            Reporter: Chesnay Schepler
>            Priority: Major
>
> If fork-reuse is enabled, with FLINK-14449 fixed the JoinITCase consistently 
> crashes the JVM.
> [https://api.travis-ci.org/v3/job/599186024/log.txt]
> {code:java}
> 15:34:12.650 [INFO] Running org.apache.flink.test.operators.JoinITCase
> 15:34:17.650 [WARNING] Corrupted STDOUT by directly writing to native stream 
> in forked JVM 2. See FAQ web page and the dump file 
> /home/travis/build/zentol/flink/flink-tests/target/surefire-reports/2019-10-17T15-16-01_381-jvmRun2.dumpstream
>  {code}
>  
> {code:java}
> 15:38:04.013 [ERROR] Please refer to 
> /home/travis/build/zentol/flink/flink-tests/target/surefire-reports for the 
> individual test results.
> 15:38:04.013 [ERROR] Please refer to dump files (if any exist) [date].dump, 
> [date]-jvmRun[N].dump and [date].dumpstream.
> 15:38:04.013 [ERROR] ExecutionException The forked VM terminated without 
> properly saying goodbye. VM crash or System.exit called?
> 15:38:04.013 [ERROR] Command was /bin/sh -c cd 
> /home/travis/build/zentol/flink/flink-tests/target && 
> /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
> -Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
> /home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
>  /home/travis/build/zentol/flink/flink-tests/target/surefire 
> 2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
> surefire_488946921138009538635tmp
> 15:38:04.013 [ERROR] Error occurred in starting fork, check output in log
> 15:38:04.013 [ERROR] Process Exit Code: 1
> 15:38:04.022 [ERROR] Crashed tests:
> 15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
> 15:38:04.023 [ERROR] 
> org.apache.maven.surefire.booter.SurefireBooterForkException: 
> ExecutionException The forked VM terminated without properly saying goodbye. 
> VM crash or System.exit called?
> 15:38:04.023 [ERROR] Command was /bin/sh -c cd 
> /home/travis/build/zentol/flink/flink-tests/target && 
> /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
> -Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
> /home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
>  /home/travis/build/zentol/flink/flink-tests/target/surefire 
> 2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
> surefire_488946921138009538635tmp
> 15:38:04.023 [ERROR] Error occurred in starting fork, check output in log
> 15:38:04.023 [ERROR] Process Exit Code: 1
> 15:38:04.023 [ERROR] Crashed tests:
> 15:38:04.023 [ERROR] org.apache.flink.test.operators.JoinITCase
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.awaitResultsDone(ForkStarter.java:510)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.runSuitesForkOnceMultiple(ForkStarter.java:382)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:297)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.run(ForkStarter.java:246)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeProvider(AbstractSurefireMojo.java:1183)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:1011)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:857)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:132)
> 15:38:04.023 [ERROR] at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:120)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:355)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
> 15:38:04.024 [ERROR] at 
> org.apache.maven.cli.MavenCli.doMain(MavenCli.java:216)
> 15:38:04.025 [ERROR] at org.apache.maven.cli.MavenCli.main(MavenCli.java:160)
> 15:38:04.025 [ERROR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native 
> Method)
> 15:38:04.025 [ERROR] at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 15:38:04.025 [ERROR] at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 15:38:04.025 [ERROR] at java.lang.reflect.Method.invoke(Method.java:498)
> 15:38:04.025 [ERROR] at 
> org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
> 15:38:04.026 [ERROR] at 
> org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
> 15:38:04.026 [ERROR] at 
> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
> 15:38:04.026 [ERROR] at 
> org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
> 15:38:04.026 [ERROR] Caused by: 
> org.apache.maven.surefire.booter.SurefireBooterForkException: The forked VM 
> terminated without properly saying goodbye. VM crash or System.exit called?
> 15:38:04.026 [ERROR] Command was /bin/sh -c cd 
> /home/travis/build/zentol/flink/flink-tests/target && 
> /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java -Xms256m -Xmx2048m 
> -Dmvn.forkNumber=2 -XX:+UseG1GC -jar 
> /home/travis/build/zentol/flink/flink-tests/target/surefire/surefirebooter3735943209446983829.jar
>  /home/travis/build/zentol/flink/flink-tests/target/surefire 
> 2019-10-17T15-16-01_381-jvmRun2 surefire8262019668737293336tmp 
> surefire_488946921138009538635tmp
> 15:38:04.026 [ERROR] Error occurred in starting fork, check output in log
> 15:38:04.026 [ERROR] Process Exit Code: 1
> 15:38:04.026 [ERROR] Crashed tests:
> 15:38:04.026 [ERROR] org.apache.flink.test.operators.JoinITCase
> 15:38:04.027 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.fork(ForkStarter.java:669)
> 15:38:04.027 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter.access$600(ForkStarter.java:115)
> 15:38:04.027 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:371)
> 15:38:04.028 [ERROR] at 
> org.apache.maven.plugin.surefire.booterclient.ForkStarter$1.call(ForkStarter.java:347)
> 15:38:04.028 [ERROR] at 
> java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 15:38:04.028 [ERROR] at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> 15:38:04.028 [ERROR] at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> 15:38:04.028 [ERROR] at java.lang.Thread.run(Thread.java:748)
> 15:38:04.028 [ERROR] -> [Help 1]
> 15:38:04.029 [ERROR] 
> 15:38:04.029 [ERROR] To see the full stack trace of the errors, re-run Maven 
> with the -e switch.
> 15:38:04.029 [ERROR] Re-run Maven using the -X switch to enable full debug 
> logging.
> 15:38:04.029 [ERROR] 
> 15:38:04.030 [ERROR] For more information about the errors and possible 
> solutions, please read the following articles:
> 15:38:04.030 [ERROR] [Help 1] 
> http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException {code}



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