See <https://builds.apache.org/job/Mahout-Quality/2671/>
------------------------------------------ Started by timer Building remotely on ubuntu2 (Ubuntu ubuntu) in workspace <https://builds.apache.org/job/Mahout-Quality/ws/> > git rev-parse --is-inside-work-tree Fetching changes from the remote Git repository > git config remote.origin.url > https://git-wip-us.apache.org/repos/asf/mahout.git Fetching upstream changes from https://git-wip-us.apache.org/repos/asf/mahout.git > git --version > git fetch --tags --progress > https://git-wip-us.apache.org/repos/asf/mahout.git > +refs/heads/*:refs/remotes/origin/* > git rev-parse origin/master^{commit} Checking out Revision 3dd18344a47fb86b5127bcf3e051a2eb4e7ca996 (origin/master) > git config core.sparsecheckout > git checkout -f 3dd18344a47fb86b5127bcf3e051a2eb4e7ca996 FATAL: Could not checkout null with start point 3dd18344a47fb86b5127bcf3e051a2eb4e7ca996 hudson.plugins.git.GitException: Could not checkout null with start point 3dd18344a47fb86b5127bcf3e051a2eb4e7ca996 at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$8.execute(CliGitAPIImpl.java:1473) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:153) at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$1.call(RemoteGitImpl.java:146) at hudson.remoting.UserRequest.perform(UserRequest.java:118) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:328) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Caused by: hudson.plugins.git.GitException: Command "git checkout -f 3dd18344a47fb86b5127bcf3e051a2eb4e7ca996" returned status code 1: stdout: stderr: error: unable to create file mrlegacy/src/main/java/org/apache/mahout/cf/taste/hadoop/als/ParallelALSFactorizationJob.java (Input/output error) error: unable to create file mrlegacy/src/main/java/org/apache/mahout/cf/taste/hadoop/als/PredictionMapper.java (Input/output error) error: unable to create file mrlegacy/src/main/java/org/apache/mahout/cf/taste/hadoop/als/RecommenderJob.java (Input/output error) HEAD is now at 3dd1834... MAHOUT-1573: More explicit parallelism adjustments in math-scala DRM apis; elements of automatic parallelism management at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1301) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1277) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1273) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommand(CliGitAPIImpl.java:1078) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommand(CliGitAPIImpl.java:1088) at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$8.execute(CliGitAPIImpl.java:1468) ... 10 more
