See <https://builds.apache.org/job/MINA-2.1.X-jdk14-ubuntu/org.apache.mina$mina-core/7/display/redirect?page=changes>
- Jenkins build became unstable: MINA-2.1.X-jdk14-ubu... Apache Jenkins Server
- Jenkins build is back to stable : MINA-2.1.X-jd... Apache Jenkins Server
