Describes the cause and action for error messages.
Error Message(English):
failure this commit cannot be built
Messages (GitHub Branch Source Plugin 2.4.2 API) - Jenkins Javadoc
https://javadoc.jenkins.io/plugin/github-branch-source/org/jenkinsci/plugins/github_branch_source/Me・・・
Index (GitHub Branch Source Plugin 2.4.1 API) - Jenkins Javadoc
https://javadoc.jenkins.io/plugin/github-branch-source/index-all.html