Started by upstream project "bcc-pr" build number 858 originally caused by: GitHub pull request #3280 of commit 35f7dc953cca4fc8f759c71072f576930ed4db09, no merge conflicts. Running as SYSTEM Building remotely on ubuntu1804-slave-313 (ubuntu1804) in workspace /home/iovisor/jenkins/workspace/bcc-pr/label/ubuntu1804 No credentials specified Cloning the remote Git repository Cloning repository https://github.com/iovisor/bcc.git > git init /home/iovisor/jenkins/workspace/bcc-pr/label/ubuntu1804 # timeout=10 Fetching upstream changes from https://github.com/iovisor/bcc.git > git --version # timeout=10 > git fetch --tags --progress -- https://github.com/iovisor/bcc.git +refs/heads/*:refs/remotes/origin/* # timeout=10 > git config remote.origin.url https://github.com/iovisor/bcc.git # timeout=10 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10 > git config remote.origin.url https://github.com/iovisor/bcc.git # timeout=10 Fetching upstream changes from https://github.com/iovisor/bcc.git > git fetch --tags --progress -- https://github.com/iovisor/bcc.git +refs/pull/*:refs/remotes/origin/pr/* # timeout=10 JENKINS-19022: warning: possible memory leak due to Git plugin usage; see: https://wiki.jenkins.io/display/JENKINS/Remove+Git+Plugin+BuildsByBranch+BuildData Checking out Revision 406fab4a192f92840aafa8fc9e3f87fb9d834e37 (refs/remotes/origin/pr/3280/merge) > git config core.sparsecheckout # timeout=10 > git checkout -f 406fab4a192f92840aafa8fc9e3f87fb9d834e37 # timeout=10 FATAL: Could not checkout 406fab4a192f92840aafa8fc9e3f87fb9d834e37 hudson.plugins.git.GitException: Command "git checkout -f 406fab4a192f92840aafa8fc9e3f87fb9d834e37" returned status code 128: stdout: stderr: fatal: reference is not a tree: 406fab4a192f92840aafa8fc9e3f87fb9d834e37 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:2430) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$1100(CliGitAPIImpl.java:81) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:2743) Also: hudson.remoting.Channel$CallSiteStackTrace: Remote call to ubuntu1804-slave-313 at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1800) at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:357) at hudson.remoting.Channel.call(Channel.java:1001) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146) at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132) at com.sun.proxy.$Proxy154.execute(Unknown Source) at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1217) at hudson.scm.SCM.checkout(SCM.java:505) at hudson.model.AbstractProject.checkout(AbstractProject.java:1206) at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:637) at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:509) at hudson.model.Run.execute(Run.java:1907) at hudson.matrix.MatrixRun.run(MatrixRun.java:153) at hudson.model.ResourceController.execute(ResourceController.java:97) at hudson.model.Executor.run(Executor.java:429) Caused: hudson.plugins.git.GitException: Could not checkout 406fab4a192f92840aafa8fc9e3f87fb9d834e37 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$9.execute(CliGitAPIImpl.java:2767) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:161) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:154) at hudson.remoting.UserRequest.perform(UserRequest.java:211) at hudson.remoting.UserRequest.perform(UserRequest.java:54) at hudson.remoting.Request$2.run(Request.java:375) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:73) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Finished: FAILURE