● NetworkManager.service - Network Manager
   Loaded: loaded (/lib/systemd/system/NetworkManager.service; enabled; vendor preset: enabled)
   Active: inactive (dead) (Result: exit-code) since Wed 2016-04-06 10:07:14 CEST; 5h 37min ago
  Process: 22314 ExecStart=/usr/sbin/NetworkManager --no-daemon (code=exited, status=226/NAMESPACE)
 Main PID: 22314 (code=exited, status=226/NAMESPACE)

Apr 06 10:07:14 heffalump.sk2.org systemd[1]: Failed to start Network Manager.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: NetworkManager.service: Unit entered failed state.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: NetworkManager.service: Failed with result 'exit-code'.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: NetworkManager.service: Service hold-off time over, scheduling restart.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: Stopped Network Manager.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: NetworkManager.service: Start request repeated too quickly.
Apr 06 10:07:14 heffalump.sk2.org systemd[1]: Failed to start Network Manager.