[JENKINS] Lucene-Solr-master-Linux (32bit/jdk1.8.0_162) - Build # 21847 - Failure!

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

Build: https://jenkins.thetaphi.de/job/Lucene-Solr-master-Linux/21847/
Java: 32bit/jdk1.8.0_162 -server -XX:+UseSerialGC

All tests passed

Build Log:
[...truncated 60411 lines...]
-ecj-javadoc-lint-tests:
    [mkdir] Created dir: /tmp/ecj1237960276
 [ecj-lint] Compiling 896 source files to /tmp/ecj1237960276
 [ecj-lint] invalid Class-Path header in manifest of jar file: /home/jenkins/.ivy2/cache/org.restlet.jee/org.restlet/jars/org.restlet-2.3.0.jar
 [ecj-lint] invalid Class-Path header in manifest of jar file: /home/jenkins/.ivy2/cache/org.restlet.jee/org.restlet.ext.servlet/jars/org.restlet.ext.servlet-2.3.0.jar
 [ecj-lint] ----------
 [ecj-lint] 1. WARNING in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/analysis/TokenizerChainTest.java (at line 37)
 [ecj-lint] 	TokenizerChain tokenizerChain = new TokenizerChain(
 [ecj-lint] 	               ^^^^^^^^^^^^^^
 [ecj-lint] Resource leak: 'tokenizerChain' is never closed
 [ecj-lint] ----------
 [ecj-lint] ----------
 [ecj-lint] 2. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 25)
 [ecj-lint] 	import java.util.concurrent.TimeUnit;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import java.util.concurrent.TimeUnit is never used
 [ecj-lint] ----------
 [ecj-lint] 3. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 26)
 [ecj-lint] 	import java.util.stream.Collectors;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import java.util.stream.Collectors is never used
 [ecj-lint] ----------
 [ecj-lint] 4. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 32)
 [ecj-lint] 	import org.apache.solr.cloud.overseer.OverseerAction;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.cloud.overseer.OverseerAction is never used
 [ecj-lint] ----------
 [ecj-lint] 5. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 38)
 [ecj-lint] 	import org.apache.solr.common.cloud.ZkNodeProps;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.common.cloud.ZkNodeProps is never used
 [ecj-lint] ----------
 [ecj-lint] 6. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 39)
 [ecj-lint] 	import org.apache.solr.common.cloud.ZkStateReader;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.common.cloud.ZkStateReader is never used
 [ecj-lint] ----------
 [ecj-lint] 7. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/ForceLeaderTest.java (at line 41)
 [ecj-lint] 	import org.apache.solr.common.util.Utils;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.common.util.Utils is never used
 [ecj-lint] ----------
 [ecj-lint] ----------
 [ecj-lint] 8. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/MoveReplicaTest.java (at line 25)
 [ecj-lint] 	import java.util.HashSet;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^
 [ecj-lint] The import java.util.HashSet is never used
 [ecj-lint] ----------
 [ecj-lint] 9. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/MoveReplicaTest.java (at line 42)
 [ecj-lint] 	import org.apache.solr.common.cloud.CollectionStateWatcher;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.common.cloud.CollectionStateWatcher is never used
 [ecj-lint] ----------
 [ecj-lint] 10. ERROR in /home/jenkins/workspace/Lucene-Solr-master-Linux/solr/core/src/test/org/apache/solr/cloud/MoveReplicaTest.java (at line 46)
 [ecj-lint] 	import org.apache.solr.common.cloud.ZkStateReaderAccessor;
 [ecj-lint] 	       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 [ecj-lint] The import org.apache.solr.common.cloud.ZkStateReaderAccessor is never used
 [ecj-lint] ----------
 [ecj-lint] 10 problems (9 errors, 1 warning)

BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:633: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/build.xml:101: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/solr/build.xml:690: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/lucene/common-build.xml:2095: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-master-Linux/lucene/common-build.xml:2128: Compile failed; see the compiler error output for details.

Total time: 73 minutes 58 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
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