Build failed in Jenkins: raring-server-i386_default #8

[Jenkins Notification]

See <http://10.189.74.2:8080/job/raring-server-i386_default/8/>

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Started due to content change in http://cdimages.ubuntu.com/ubuntu-server/daily/current/SHA256SUMS
[EnvInject] - Loading node environment variables.
Building remotely on wazn
[raring-server-i386_default] $ /bin/bash /tmp/hudson8750302984493706076.sh
failed on url http://cdimage.ubuntu.com/ubuntu-server/daily/current/raring-server-i386.iso.zsync
could not read control file from URL http://cdimage.ubuntu.com/ubuntu-server/daily/current/raring-server-i386.iso.zsync
Build step 'Execute shell' marked build as failure
Archiving artifacts
Recording test results
[description-setter] Could not determine description.