[ubuntu-studio-devel] CD image ubuntustudio/xenial/dvd failed to build on 20160910

[CD Image]

===== Building live filesystems =====
Sat Sep 10 17:27:01 UTC 2016
ubuntustudio-amd64 on Launchpad starting at 2016-09-10 17:27:01
ubuntustudio-amd64: https://launchpad.net/~ubuntu-cdimage/+livefs/ubuntu/xenial/ubuntustudio/+build/75097
ubuntustudio-i386 on Launchpad starting at 2016-09-10 17:27:04
ubuntustudio-i386: https://launchpad.net/~ubuntu-cdimage/+livefs/ubuntu/xenial/ubuntustudio/+build/75098
ubuntustudio-amd64 on Launchpad finished at 2016-09-10 17:59:03 (Successfully built)
ubuntustudio-i386 on Launchpad finished at 2016-09-10 17:59:34 (Successfully built)
===== Parallel build; waiting for Ubuntu-Studio mirror to sync =====
Sat Sep 10 17:59:35 UTC 2016
lockfile: Sorry, giving up on "/srv/cdimage.ubuntu.com/etc/.lock-archive-sync"
Timed out waiting for archive sync lock!
Traceback (most recent call last):
  File "/srv/cdimage.ubuntu.com/bin/../lib/cdimage/build.py", line 720, in build_image_set_locked
    sync_local_mirror(config, multipidfile_state)
  File "/srv/cdimage.ubuntu.com/bin/../lib/cdimage/build.py", line 266, in sync_local_mirror
    subprocess.check_call(["lockfile", "-8", "-r", "450", sync_lock])
  File "/usr/lib/python2.7/subprocess.py", line 511, in check_call
    raise CalledProcessError(retcode, cmd)
CalledProcessError: Command '['lockfile', '-8', '-r', '450', '/srv/cdimage.ubuntu.com/etc/.lock-archive-sync']' returned non-zero exit status 73