See <https://builds.apache.org/job/Kafka-trunk/236/changes>
- Build failed in Jenkins: Kafka-trunk #231 Apache Jenkins Server
- Build failed in Jenkins: Kafka-trunk #232 Apache Jenkins Server
- Build failed in Jenkins: Kafka-trunk #233 Apache Jenkins Server
- Build failed in Jenkins: Kafka-trunk #2... Apache Jenkins Server
- Build failed in Jenkins: Kafka-trun... Apache Jenkins Server
- Jenkins build is back to norma... Apache Jenkins Server