The CI infra is busted, late June edition #21108
Description
The homu queue was stuck this morning, with 6 PRs ready but none pending, and buildbot being idle. After restarting them both, homu went through the entire queue and everything failed with:
error in RunProcess._startCommand
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/buildslave/runprocess.py", line 426, in start
self._startCommand()
File "/usr/local/lib/python2.7/dist-packages/buildslave/runprocess.py", line 550, in _startCommand
usePTY=self.usePTY)
File "/usr/local/lib/python2.7/dist-packages/buildslave/runprocess.py", line 572, in _spawnProcess
processProtocol, uid, gid, childFDs)
File "/usr/local/lib/python2.7/dist-packages/twisted/internet/process.py", line 728, in __init__
self._fork(path, uid, gid, executable, args, environment, fdmap=fdmap)
File "/usr/local/lib/python2.7/dist-packages/twisted/internet/process.py", line 405, in _fork
self.pid = os.fork()
OSError: [Errno 12] Cannot allocate memory