Started by upstream project "<a href='/jenkins/job/bcc-pr/' class='model-link'>bcc-pr</a>" build number <a href='/jenkins/job/bcc-pr/1049' class='model-link'>1049</a>
originally caused by:
 GitHub pull request #3501 of commit d6e89c995218a2dd4620a3e85c3ee5f19f9b9dd6, no merge conflicts.
Running as SYSTEM
Building remotely on <a href='/jenkins/computer/fedora28-slave-363' class='model-link'>fedora28-slave-363</a> (fc28) in workspace /home/fedora/jenkins/workspace/bcc-pr/label/fc28
The recommended git tool is: NONE
No credentials specified
Cloning the remote Git repository
Cloning repository <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a>
 &gt; git init /home/fedora/jenkins/workspace/bcc-pr/label/fc28 # timeout=10
Fetching upstream changes from <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a>
 &gt; git --version # timeout=10
 &gt; git --version # 'git version 2.17.1'
 &gt; git fetch --tags --progress -- <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a> +refs/heads/*:refs/remotes/origin/* # timeout=10
 &gt; git config remote.origin.url <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a> # timeout=10
 &gt; git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 &gt; git config remote.origin.url <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a> # timeout=10
Fetching upstream changes from <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a>
 &gt; git fetch --tags --progress -- <a href='https://github.com/iovisor/bcc.git'>https://github.com/iovisor/bcc.git</a> +refs/pull/*:refs/remotes/origin/pr/* # timeout=10
JENKINS-19022: warning: possible memory leak due to Git plugin usage; see: <a href='https://wiki.jenkins.io/display/JENKINS/Remove+Git+Plugin+BuildsByBranch+BuildData'>https://wiki.jenkins.io/display/JENKINS/Remove+Git+Plugin+BuildsByBranch+BuildData</a>
Checking out Revision 049f2aa38fdce92cbbe13234bc9231feb29a942d (refs/remotes/origin/pr/3501/merge)
 &gt; git config core.sparsecheckout # timeout=10
 &gt; git checkout -f 049f2aa38fdce92cbbe13234bc9231feb29a942d # timeout=10
Commit message: "Merge d6e89c995218a2dd4620a3e85c3ee5f19f9b9dd6 into c60bd48a857a4099dec7dc846ab8cc27e26650a2"
 &gt; git rev-list --no-walk 049f2aa38fdce92cbbe13234bc9231feb29a942d # timeout=10
Run condition [Execute Shell] enabling prebuild for step [Execute shell]
Run condition [Execute Shell] enabling prebuild for step [Execute shell]
[fc28] $ /bin/sh -xe /tmp/CommandInterpreterCondition2868726998555117078.sh
+ grep -q '^ID=fedora' /etc/os-release
Run condition [Execute Shell] enabling perform for step [Execute shell]
[fc28] $ /bin/sh -xe /tmp/jenkins4558232209106659931.sh
+ git clean -df
+ sudo dnf erase -y bcc-tools libbcc libbcc-examples python-bcc bcc-lua
No match for argument: bcc-tools
No match for argument: libbcc
No match for argument: libbcc-examples
No match for argument: python-bcc
No match for argument: bcc-lua
Error: No packages marked for removal.
+ :
+ rm -rf build
+ export PATH=/opt/local/llvm/bin:/usr/local/bin:/usr/bin
+ PATH=/opt/local/llvm/bin:/usr/local/bin:/usr/bin
+ ./scripts/build-rpm.sh
+ set -e
++ mktemp -d /tmp/rpmbuild.XXXXXX
+ TMP=/tmp/rpmbuild.2sf0BW
+ trap cleanup EXIT
+ '[' -f os-release ']'
+ [[ '' -lt 30 ]]
+ PKGS='python3-cachetools python-cachetools'
+ sudo dnf install -y python3-cachetools python-cachetools
Fedora 28 - x86_64 - Updates                     25 MB/s |  30 MB     00:01    
Error: Failed to synchronize cache for repo 'fedora'
+ cleanup
+ [[ -d /tmp/rpmbuild.2sf0BW ]]
+ rm -rf /tmp/rpmbuild.2sf0BW
Build step 'Conditional step (single)' marked build as failure
Taking single-use agent fedora28-slave-363 offline.
Finished: FAILURE