[JENKINS] Lucene-Solr-5.x-Linux (64bit/jdk1.7.0_80) - Build # 15463 - Failure!

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

Build: http://jenkins.thetaphi.de/job/Lucene-Solr-5.x-Linux/15463/
Java: 64bit/jdk1.7.0_80 -XX:-UseCompressedOops -XX:+UseSerialGC

All tests passed

Build Log:
[...truncated 52513 lines...]
-documentation-lint:
     [echo] checking for broken html...
    [jtidy] Checking for broken html (such as invalid tags)...
   [delete] Deleting directory /home/jenkins/workspace/Lucene-Solr-5.x-Linux/lucene/build/jtidy_tmp
     [echo] Checking for broken links...
     [exec] 
     [exec] Crawl/parse...
     [exec] 
     [exec] Verify...
     [echo] Checking for missing docs...
     [exec] 
     [exec] build/docs/core/org/apache/lucene/index/MergePolicyWrapper.html
     [exec]   missing Fields: in
     [exec] 
     [exec] Missing javadocs were found!

BUILD FAILED
/home/jenkins/workspace/Lucene-Solr-5.x-Linux/build.xml:750: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-5.x-Linux/build.xml:101: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-5.x-Linux/lucene/build.xml:138: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-5.x-Linux/lucene/build.xml:191: The following error occurred while executing this line:
/home/jenkins/workspace/Lucene-Solr-5.x-Linux/lucene/common-build.xml:2585: exec returned: 1

Total time: 65 minutes 2 seconds
Build step 'Invoke Ant' marked build as failure
Archiving artifacts
[WARNINGS] Skipping publisher since build result is FAILURE
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any