See <https://builds.apache.org/job/kafka-trunk-jdk7/1419/changes>
- Build failed in Jenkins: kafka-trunk-jdk7 #1412 Apache Jenkins Server
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- Build failed in Jenkins: kafka-trunk-jdk7 #... Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jd... Apache Jenkins Server
- Build failed in Jenkins: kafka-trun... Apache Jenkins Server
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- Jenkins build is back ... Apache Jenkins Server
