See <https://builds.apache.org/job/kafka-trunk-jdk8/4653/display/redirect?page=changes>
- Build failed in Jenkins: kafka-trunk-jdk8 #4643 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4644 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4645 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4646 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4647 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4648 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4649 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4650 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4651 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk8 #4652 Apache Jenkins Server
- Jenkins build is back to normal : kafka-trunk-jdk8 #... Apache Jenkins Server
