[JENKINS] Lucene-Solr-master-Linux (32bit/jdk1.8.0_144) - Build # 20656 - Failure!

[Policeman Jenkins Server <je...@thetaphi.de>]

Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/20656/
Java: 32bit/jdk1.8.0_144 -server -XX:+UseG1GC

All tests passed

Build Log:
[...truncated 13998 lines...]
   [junit4] JVM J2: stdout was not empty, see: /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build/solr-core/test/temp/junit4-J2-20171011_145255_6268360910903240960142.sysout
   [junit4] >>> JVM J2 emitted unexpected output (verbatim) ----
   [junit4] java.lang.OutOfMemoryError: Java heap space
   [junit4] Dumping heap to /home/jenkins/workspace/Lucene-Solr-master-Linux/heapdumps/java_pid6866.hprof ...
   [junit4] Heap dump file created [349284129 bytes in 0.965 secs]
   [junit4] <<< JVM J2: EOF ----

[...truncated 8288 lines...]
BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:826: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:778: Some of the tests produced a heap dump, but did not fail. Maybe a suppressed OutOfMemoryError? Dumps created:
* java_pid6866.hprof

Total time: 82 minutes 30 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
[WARNINGS] Skipping publisher since build result is FAILURE
Recording test results
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