2017-02-08 21:51:37 INFO install Setting up python3-yaml (3.10-4ubuntu0.1) ...
2017-02-08 21:51:37 INFO install Reading package lists...
2017-02-08 21:51:38 INFO install Building dependency tree...
2017-02-08 21:51:38 INFO install Reading state information...
2017-02-08 21:51:38 INFO install E: Unable to locate package squashfuse
2017-02-08 21:51:38 INFO install Traceback (most recent call last):
2017-02-08 21:51:38 INFO install   File "/var/lib/juju/agents/unit-cert-postgresql-0/charm/hooks/install", line 8, in <module>
2017-02-08 21:51:38 INFO install     basic.bootstrap_charm_deps()
2017-02-08 21:51:38 INFO install   File "lib/charms/layer/basic.py", line 49, in bootstrap_charm_deps
2017-02-08 21:51:38 INFO install     apt_install(cfg.get('packages', []))
2017-02-08 21:51:38 INFO install   File "lib/charms/layer/basic.py", line 118, in apt_install
2017-02-08 21:51:38 INFO install     check_call(cmd + packages, env=env)
2017-02-08 21:51:38 INFO install   File "/usr/lib/python3.4/subprocess.py", line 561, in check_call
2017-02-08 21:51:38 INFO install     raise CalledProcessError(retcode, cmd)
2017-02-08 21:51:38 INFO install subprocess.CalledProcessError: Command '['apt-get', '--option=Dpkg::Options::=--force-confold', '--assume-yes', 'install', 'squashfuse', 'p$
thon3-psycopg2']' returned non-zero exit status 100
2017-02-08 21:51:38 ERROR juju.worker.uniter.operation runhook.go:107 hook "install" failed: exit status 1