Build failed in Jenkins: CXF-Master-Analysis #864

[Apache Jenkins Server]

See 
<https://builds.apache.org/job/CXF-Master-Analysis/864/display/redirect?page=changes>

Changes:

[freeman.fang] [CXF-7827]use .toString() instead of classcast

------------------------------------------
Started by an SCM change
[EnvInject] - Loading node environment variables.
Building remotely on H20 (ubuntu xenial) in workspace 
<https://builds.apache.org/job/CXF-Master-Analysis/ws/>
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://gitbox.apache.org/repos/asf/cxf.git # 
 > timeout=10
Fetching upstream changes from https://gitbox.apache.org/repos/asf/cxf.git
 > git --version # timeout=10
 > git fetch --tags --progress https://gitbox.apache.org/repos/asf/cxf.git 
 > +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 b04ed235952c9352454b1780c54a5d86375e6990 
(refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f b04ed235952c9352454b1780c54a5d86375e6990
Commit message: "[CXF-7827]use .toString() instead of classcast"
 > git rev-list --no-walk c1da5b05663fd21a6482af06dbf6fc77cf324529 # timeout=10
Injecting SonarQube environment variables using the configuration: ASF Sonar 
Analysis
Parsing POMs
Modules changed, recalculating dependency graph
ERROR: Failed to parse POMs
java.io.IOException: Failed to create a temporary file in 
/x1/jenkins/jenkins-home/jobs/CXF-Master-Analysis/modules/org.apache.cxf$cxf-rt-rs-service-description
        at hudson.util.AtomicFileWriter.<init>(AtomicFileWriter.java:144)
        at hudson.util.AtomicFileWriter.<init>(AtomicFileWriter.java:109)
        at hudson.util.AtomicFileWriter.<init>(AtomicFileWriter.java:84)
        at hudson.util.AtomicFileWriter.<init>(AtomicFileWriter.java:74)
        at hudson.util.TextFile.write(TextFile.java:116)
        at hudson.model.Job.saveNextBuildNumber(Job.java:282)
        at hudson.model.Job.assignBuildNumber(Job.java:341)
        at hudson.model.Run.<init>(Run.java:296)
        at hudson.model.AbstractBuild.<init>(AbstractBuild.java:165)
        at hudson.maven.AbstractMavenBuild.<init>(AbstractMavenBuild.java:44)
        at hudson.maven.MavenBuild.<init>(MavenBuild.java:125)
        at sun.reflect.GeneratedConstructorAccessor4505.newInstance(Unknown 
Source)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at jenkins.model.lazy.LazyBuildMixIn.newBuild(LazyBuildMixIn.java:184)
        at hudson.model.AbstractProject.newBuild(AbstractProject.java:967)
        at hudson.maven.MavenModule.newBuild(MavenModule.java:391)
        at 
hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:712)
        at 
hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:504)
        at hudson.model.Run.execute(Run.java:1794)
        at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
        at hudson.model.ResourceController.execute(ResourceController.java:97)
        at hudson.model.Executor.run(Executor.java:429)
Caused by: java.io.IOException: Too many open files
        at java.io.UnixFileSystem.createFileExclusively(Native Method)
        at java.io.File.createTempFile(File.java:2024)
        at hudson.util.AtomicFileWriter.<init>(AtomicFileWriter.java:142)
        ... 22 more