See <https://builds.apache.org/job/kafka-trunk-jdk11/210/display/redirect?page=changes>
- Build failed in Jenkins: kafka-trunk-jdk11 #207 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #208 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 ... Apache Jenkins Server
- Jenkins build is back to normal : kafka... Apache Jenkins Server
