Build failed in Jenkins: java-opensaml-v4-nightly #250

[Shibboleth Jenkins]

See <http://127.0.0.1:1583/jenkins/job/java-opensaml-v4-nightly/250/display/redirect>

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Started by upstream project "spring-extensions-v6-nightly" build number 646
originally caused by:
 Started by upstream project "java-support-v8-nightly" build number 648
 originally caused by:
  Started by upstream project "java-parent-project-v11-nightly" build number 158
  originally caused by:
   Started by upstream project "trigger-nightly-v11" build number 157
   originally caused by:
    Started by timer
Running as SYSTEM
Building remotely on EC2 (RHEL8) - RHEL8 (i-0fdee647d9c91bffd) (aws-rhel8) in workspace <http://127.0.0.1:1583/jenkins/job/java-opensaml-v4-nightly/ws/>
No credentials specified
Cloning the remote Git repository
Cloning repository git://git.shibboleth.net/java-opensaml
 > git init <http://127.0.0.1:1583/jenkins/job/java-opensaml-v4-nightly/ws/> # timeout=10
Fetching upstream changes from git://git.shibboleth.net/java-opensaml
 > git --version # timeout=10
 > git fetch --tags --progress git://git.shibboleth.net/java-opensaml +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://git.shibboleth.net/java-opensaml # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://git.shibboleth.net/java-opensaml # timeout=10
Fetching upstream changes from git://git.shibboleth.net/java-opensaml
 > git fetch --tags --progress git://git.shibboleth.net/java-opensaml +refs/heads/*:refs/remotes/origin/*
 > git rev-parse refs/remotes/origin/master^{commit} # timeout=10
 > git rev-parse refs/remotes/origin/origin/master^{commit} # timeout=10
Checking out Revision 03567af4a51ac2f016f69f2eda454383767755ad (refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 03567af4a51ac2f016f69f2eda454383767755ad
Commit message: "Extend ActionSupport class with a non-String Event option."
 > git rev-list --no-walk 03567af4a51ac2f016f69f2eda454383767755ad # timeout=10
FATAL: Couldn’t find any executable in /opt/maven
Build step 'Invoke top-level Maven targets' marked build as failure