2018-04-20 12:26:16,889 ERROR:base_events(32162): Task exception was never retrieved
future: <Task finished coro=<LocalStorageAsync.createSourceArchives() done, defined at /home/vmbuilder/qt-ci/src/storage.py:386> exception=ProcessLookupError(3, 'No such process')>
Traceback (most recent call last):
  File "/home/vmbuilder/qt-ci/src/ash.py", line 58, in __call__
    await lock.acquire()
  File "/usr/lib/python3.5/asyncio/locks.py", line 176, in acquire
    yield from fut
  File "/usr/lib/python3.5/asyncio/futures.py", line 361, in __iter__
    yield self  # This tells Task to wait for completion.
  File "/usr/lib/python3.5/asyncio/tasks.py", line 296, in _wakeup
    future.result()
  File "/usr/lib/python3.5/asyncio/futures.py", line 266, in result
    raise CancelledError
concurrent.futures._base.CancelledError
 
During handling of the above exception, another exception occurred:
 
Traceback (most recent call last):
  File "/usr/lib/python3.5/asyncio/tasks.py", line 241, in _step
    result = coro.throw(exc)
  File "/home/vmbuilder/qt-ci/src/storage.py", line 399, in createSourceArchives
    await asyncio.gather(*(storage.ensureSourceArchive(*args) for args in toExecute), loop=loop)
  File "/usr/lib/python3.5/asyncio/futures.py", line 361, in __iter__
    yield self  # This tells Task to wait for completion.
  File "/usr/lib/python3.5/asyncio/tasks.py", line 296, in _wakeup
    future.result()
  File "/usr/lib/python3.5/asyncio/futures.py", line 274, in result
    raise self._exception
  File "/usr/lib/python3.5/asyncio/tasks.py", line 241, in _step
    result = coro.throw(exc)
  File "/home/vmbuilder/qt-ci/src/storage.py", line 339, in ensureSourceArchive
    await asyncio.gather(*futures)
  File "/usr/lib/python3.5/asyncio/futures.py", line 361, in __iter__
    yield self  # This tells Task to wait for completion.
  File "/usr/lib/python3.5/asyncio/tasks.py", line 296, in _wakeup
    future.result()
  File "/usr/lib/python3.5/asyncio/futures.py", line 274, in result
    raise self._exception
  File "/usr/lib/python3.5/asyncio/tasks.py", line 241, in _step
    result = coro.throw(exc)
  File "/home/vmbuilder/qt-ci/src/storage.py", line 324, in run
    windowsLineFeeds=windowsLineFeeds, includeSubModules=submodules)
  File "/home/vmbuilder/qt-ci/src/repositorymanager.py", line 365, in archive
    targetArchive, revision, prefix="", extraGitOptions=extraGitOptions)
  File "/home/vmbuilder/qt-ci/src/repositorymanager.py", line 259, in archiveSubmodules
    gitModulesConfig.read_string(str(await git("cat-file", "blob", sha1)))
  File "/home/vmbuilder/qt-ci/src/ash.py", line 61, in __call__
    proc.terminate()
  File "/home/vmbuilder/qt-ci/env/lib/python3.5/site-packages/sh.py", line 2281, in terminate
    self.signal(signal.SIGTERM)
  File "/home/vmbuilder/qt-ci/env/lib/python3.5/site-packages/sh.py", line 2269, in signal
    os.kill(self.pid, sig)
ProcessLookupError: [Errno 3] No such process