Comment 2 for bug 1828043

Tail of tox -e output:
....
DEBUG:runner:2019-05-07 13:04:09 Config specifies num units for subordinate: neutron-openvswitch
DEBUG:runner:2019-05-07 13:09:38 The following units had errors:
DEBUG:runner: unit: nova-compute/0: machine: 5 agent-state: error details: hook failed: "config-changed"
DEBUG:runner:2019-05-07 13:09:38 Deployment stopped. run time: 358.56
DEBUG:runner:Traceback (most recent call last):
DEBUG:runner: File "/tmp/bundletester-ms0ttD/nova-compute/tests/dev-basic-cosmic-rocky", line 22, in <module>
DEBUG:runner: deployment = NovaBasicDeployment(series='cosmic')
DEBUG:runner: File "/tmp/bundletester-ms0ttD/nova-compute/tests/basic_deployment.py", line 63, in __init__
DEBUG:runner: self._deploy()
DEBUG:runner: File "/tmp/.tox/func27-smoke/local/lib/python2.7/site-packages/charmhelpers/contrib/amulet/deployment.py", line 85, in _deploy
DEBUG:runner: self.d.setup(timeout=timeout)
DEBUG:runner: File "/tmp/.tox/func27-smoke/local/lib/python2.7/site-packages/amulet/deployer.py", line 714, in setup
DEBUG:runner: subprocess.check_call(shlex.split(cmd))
DEBUG:runner: File "/usr/lib/python2.7/subprocess.py", line 190, in check_call
DEBUG:runner: raise CalledProcessError(retcode, cmd)
DEBUG:runner:subprocess.CalledProcessError: Command '['juju-deployer', '-W', '-c', '/tmp/amulet-juju-deployer-_BTSPR/deployer-schema.json', '-e', 'nickv-tenant-serverstack:admin/default', '-t', '5500', 'nickv-tenant-serverstack:admin/default']' returned non-zero exit status 1
DEBUG:runner:Exit Code: 1
DEBUG:bundletester.utils:Updating JUJU_MODEL: "nickv-tenant-serverstack:admin/default" -> ""
DEBUG:bundletester.fetchers:git rev-parse HEAD: 4e9bcbc28b9e7dca66c9b22d886ac5c1979eb73e

ERROR: InvocationError: '/tmp/.tox/func27-smoke/bin/bundletester -vl DEBUG -r json -o func-results.json dev-basic-cosmic-rocky --no-destroy'