Console Output

Started by user Florian Spieß
Running as SYSTEM
Building in workspace /var/jenkins_home/workspace/JDA
No credentials specified
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://github.com/DV8FromTheWorld/JDA.git # timeout=10
Fetching upstream changes from https://github.com/DV8FromTheWorld/JDA.git
 > git --version # timeout=10
 > git fetch --tags --progress -- https://github.com/DV8FromTheWorld/JDA.git +refs/heads/*:refs/remotes/origin/* # timeout=10
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from https://github.com/DV8FromTheWorld/JDA.git
	at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:909)
	at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1131)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1167)
	at hudson.scm.SCM.checkout(SCM.java:505)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1206)
	at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:574)
	at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:499)
	at hudson.model.Run.execute(Run.java:1880)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:428)
Caused by: hudson.plugins.git.GitException: Command "git fetch --tags --progress -- https://github.com/DV8FromTheWorld/JDA.git +refs/heads/*:refs/remotes/origin/*" returned status code 1:
stdout: 
stderr: error: cannot lock ref 'refs/remotes/origin/release': 'refs/remotes/origin/release/3.8.2' exists; cannot create 'refs/remotes/origin/release'
From https://github.com/DV8FromTheWorld/JDA
 ! [new branch]        release    -> origin/release  (unable to update local ref)

	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:2430)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:2044)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$500(CliGitAPIImpl.java:81)
	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:569)
	at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:907)
	... 11 more
ERROR: Error fetching remote repo 'origin'
Archiving artifacts
Publishing Javadoc
Finished: FAILURE