See <https://ci-builds.apache.org/job/Jena/job/Jena%20JDK21/219/display/redirect?page=changes>
- Build failed in Jenkins: Jena » Jena JDK21 #215 Apache Jenkins Server
- Build failed in Jenkins: Jena » Jena JDK21 #216 Apache Jenkins Server
- Build failed in Jenkins: Jena » Jena JDK21 ... Apache Jenkins Server
- Build failed in Jenkins: Jena » Jena JD... Apache Jenkins Server
- Jenkins build is back to normal : J... Apache Jenkins Server
