[JENKINS] Lucene-Solr-tests-only-4.x - Build # 180 - Failure

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Build: https://builds.apache.org/job/Lucene-Solr-tests-only-4.x/180/

All tests passed

Build Log:
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  [javadoc] Standard Doclet version 1.6.0_32
  [javadoc] Building tree for all the packages and classes...
  [javadoc] Building index for all the packages and classes...
  [javadoc] Building index for all classes...
  [javadoc] Generating /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/docs/sandbox/stylesheet.css...
  [javadoc] Note: Custom tags that were not seen:  @lucene.internal, @lucene.experimental
     [exec] Result: 1
      [jar] Building jar: /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/sandbox/lucene-sandbox-4.0-SNAPSHOT-javadoc.jar
     [echo] Building spatial...

check-queries-javadocs-uptodate:

javadocs-queries:

check-queries-uptodate:

jar-queries:

ivy-availability-check:

ivy-fail:

ivy-configure:
[ivy:configure] :: loading settings :: file = /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/ivy-settings.xml

resolve:

common.init:

compile-lucene-core:

jflex-uptodate-check:

jflex-notice:

javacc-uptodate-check:

javacc-notice:

ivy-availability-check:

ivy-fail:

ivy-configure:

resolve:
[ivy:retrieve] :: loading settings :: url = jar:file:/home/hudson/.ant/lib/ivy-2.2.0.jar!/org/apache/ivy/core/settings/ivysettings.xml

init:

clover.setup:

clover.info:
     [echo] 
     [echo]       Clover not found. Code coverage reports disabled.
     [echo]   	

clover:

common.compile-core:
    [javac] Compiling 1 source file to /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/core/classes/java

compile-core:

init:

clover.setup:

clover.info:
     [echo] 
     [echo]       Clover not found. Code coverage reports disabled.
     [echo]   	

clover:

common.compile-core:

compile-core:

javadocs:
    [mkdir] Created dir: /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/docs/spatial
     [echo] Building spatial...

download-java6-javadoc-packagelist:
     [copy] Copying 1 file to /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/docs/spatial
  [javadoc] Generating Javadoc
  [javadoc] Javadoc execution
  [javadoc] Loading source files for package org.apache.lucene.spatial...
  [javadoc] Loading source files for package org.apache.lucene.spatial.prefix...
  [javadoc] Loading source files for package org.apache.lucene.spatial.prefix.tree...
  [javadoc] Loading source files for package org.apache.lucene.spatial.util...
  [javadoc] Loading source files for package org.apache.lucene.spatial.vector...
  [javadoc] Constructing Javadoc information...
  [javadoc] Standard Doclet version 1.6.0_32
  [javadoc] Building tree for all the packages and classes...
  [javadoc] /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/spatial/src/java/org/apache/lucene/spatial/SpatialStrategy.java:71: warning - @return tag has no arguments.
  [javadoc] Building index for all the packages and classes...
  [javadoc] Building index for all classes...
  [javadoc] Generating /usr/home/hudson/hudson-slave/workspace/Lucene-Solr-tests-only-4.x/checkout/lucene/build/docs/spatial/stylesheet.css...
  [javadoc] Note: Custom tags that were not seen:  @lucene.internal, @lucene.experimental
  [javadoc] 1 warning
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