java.lang.IllegalArgumentException: Comparison method violates its general contract!

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Comparison method violates its general contract!
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, 2 years ago
Comparison method violates its general contract!
java.lang.IllegalArgumentException: Comparison method violates its general contract!
at java.util.TimSort.mergeHi(TimSort.java:868)
at java.util.TimSort.mergeAt(TimSort.java:485)
at java.util.TimSort.mergeCollapse(TimSort.java:410)
at java.util.TimSort.sort(TimSort.java:214)
at java.util.TimSort.sort(TimSort.java:173)
at java.util.Arrays.sort(Arrays.java:659)
at java.util.Collections.sort(Collections.java:217)
at hudson.tasks.BuildTrigger.execute(BuildTrigger.java:198)
at hudson.maven.MavenModuleSetBuild$RunnerImpl.cleanUp(MavenModuleSetBuild.java:1015)
at hudson.model.Run.run(Run.java:1448)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:478)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:230)

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