See <https://builds.apache.org/job/kafka-trunk-jdk11/1488/display/redirect?page=changes>
- Build failed in Jenkins: kafka-trunk-jdk11 #1478 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1479 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1480 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1481 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1482 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1483 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1484 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1485 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1486 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk11 #1487 Apache Jenkins Server
- Jenkins build is back to normal : kafka-trunk-jdk11 ... Apache Jenkins Server