See <https://builds.apache.org/job/kafka-2.0-jdk8/168/display/redirect?page=changes>
- Build failed in Jenkins: kafka-2.0-jdk8 #165 Apache Jenkins Server
- Build failed in Jenkins: kafka-2.0-jdk8 #166 Apache Jenkins Server
- Build failed in Jenkins: kafka-2.0-jdk8 #16... Apache Jenkins Server
- Jenkins build is back to normal : kafka... Apache Jenkins Server
