[JENKINS] Lucene-Solr-4.x-MacOSX (64bit/jdk1.7.0) - Build # 1753 - Failure!

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

Build: http://jenkins.thetaphi.de/job/Lucene-Solr-4.x-MacOSX/1753/
Java: 64bit/jdk1.7.0 -XX:-UseCompressedOops -XX:+UseParallelGC

All tests passed

Build Log:
[...truncated 32537 lines...]
-check-forbidden-all:
[forbidden-apis] Reading bundled API signatures: jdk-unsafe-1.7
[forbidden-apis] Reading bundled API signatures: jdk-deprecated-1.7
[forbidden-apis] Reading bundled API signatures: commons-io-unsafe-2.3
[forbidden-apis] Reading API signatures: /Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/lucene/tools/forbiddenApis/base.txt
[forbidden-apis] Reading API signatures: /Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/lucene/tools/forbiddenApis/servlet-api.txt
[forbidden-apis] Loading classes to check...
[forbidden-apis] Scanning for API signatures and dependencies...
[forbidden-apis] Forbidden method invocation: java.text.DecimalFormat#<init>(java.lang.String) [Uses default locale]
[forbidden-apis]   in org.apache.solr.update.UpdateLog$LogReplayer (UpdateLog.java:1272)
[forbidden-apis] Scanned 2222 (and 1523 related) class file(s) for forbidden API invocations (in 7.91s), 1 error(s).

BUILD FAILED
/Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/build.xml:485: The following error occurred while executing this line:
/Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/build.xml:73: The following error occurred while executing this line:
/Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/solr/build.xml:271: The following error occurred while executing this line:
/Users/jenkins/workspace/Lucene-Solr-4.x-MacOSX/solr/common-build.xml:477: Check for forbidden API calls failed, see log.

Total time: 191 minutes 4 seconds
Build step 'Invoke Ant' marked build as failure
[description-setter] Description set: Java: 64bit/jdk1.7.0 -XX:-UseCompressedOops -XX:+UseParallelGC
Archiving artifacts
Recording test results
Email was triggered for: Failure - Any
Sending email for trigger: Failure - Any