title: docker Job for docker.service failed because the control process exited with error code
body: <p>i spend more time to learn many posts here and out, but i don't find the solution, so i came here to ask :</p>
  
  <p>i wanna run docker on manjaro linux OS (archlinux like) </p>
  
  <pre><code>uname -a
  Linux boblinux-pc 4.1.15-1-MANJARO #1 SMP PREEMPT Tue Dec 15 07:48:44 UTC 2015 x86_64 GNU/Linux
  </code></pre>
  
  <p>after installing docker, i wanna start it :</p>
  
  <pre><code>sudo systemctl start docker
  Failed to start docker.service: Unit docker.socket failed to load: No such file or directory.
  </code></pre>
  
  <p>so i have this problem, so i did :</p>
  
  <pre><code>systemctl cat docker
  # /etc/systemd/system/docker.service
  [Unit]
  Description=Docker Application Container Engine
  Documentation=https://docs.docker.com
  After=network.target docker.socket
  Requires=docker.socket
  
  [Service]
  Type=notify
  ExecStart=/usr/bin/docker daemon -H fd:// --exec-opt native.cgroupdriver=cgroupf
  MountFlags=slave
  LimitNOFILE=1048576
  LimitNPROC=1048576
  LimitCORE=infinity
  
  [Install]
  WantedBy=multi-user.target
  
  # /etc/systemd/system/docker.service.d/lxc.conf
  [Service]
  ExecStart=
  ExecStart=/usr/bin/docker -d -e lxc
  ....
  </code></pre>
  
  <p>and i did :</p>
  
  <pre><code>systemctl cat docker.socket
  # /usr/lib/systemd/system/docker.socket
  [Unit]
  Description=Docker Socket for the API
  PartOf=docker.service
  
  [Socket]
  ListenStream=/var/run/docker.sock
  SocketMode=0660
  SocketUser=root
  SocketGroup=docker
  
  [Install]
  WantedBy=sockets.target
  </code></pre>
  
  <p>ok so the installation seemms ok , so error message says me to execute this :</p>
  
  <pre><code>systemctl status docker.service
  ● docker.service - Docker Application Container Engine
     Loaded: loaded (/etc/systemd/system/docker.service; enabled; vendor preset: disabled)
    Drop-In: /etc/systemd/system/docker.service.d
             └─lxc.conf
     Active: failed (Result: exit-code) since jeu. 2016-01-07 13:34:44 CET; 2min 0s ago
       Docs: https://docs.docker.com
    Process: 1970 ExecStart=/usr/bin/docker -d -e lxc (code=exited, status=1/FAILURE)
   Main PID: 1970 (code=exited, status=1/FAILURE)
  
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.516598..."
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.519014..."
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.523254..."
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.538260..."
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.735998..."
  janv. 07 13:34:44 boblinux-pc docker[1970]: time="2016-01-07T13:34:44.766801..."
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Main process exite...E
  janv. 07 13:34:44 boblinux-pc systemd[1]: Failed to start Docker Application Container Engine.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Unit entered failed state.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: docker.service: Failed with result 'exit-code'.
  Hint: Some lines were ellipsized, use -l to show in full.
  
  journalctl -xe
  Hint: You are currently not seeing messages from other users and the system.
        Users in the 'systemd-journal' group can see all messages. Pass -q to
        turn off this notice.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Main process exited, c
  janv. 07 13:34:44 boblinux-pc systemd[1]: Failed to start Docker Application Con
  -- Subject: L'unité (unit) docker.service a échoué
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) docker.service a échoué, avec le résultat failed.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Unit entered failed st
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Failed with result 'ex
  janv. 07 13:34:44 boblinux-pc sudo[1963]: pam_unix(sudo:session): session closed
  janv. 07 13:34:44 boblinux-pc polkitd[392]: Unregistered Authentication Agent fo
  janv. 07 13:35:24 boblinux-pc systemd[1]: Starting Cleanup of Temporary Director
  -- Subject: L'unité (unit) systemd-tmpfiles-clean.service a commencé à démarrer
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) systemd-tmpfiles-clean.service a commencé à démarrer.
  janv. 07 13:35:24 boblinux-pc systemd[1]: Started Cleanup of Temporary Directori
  -- Subject: L'unité (unit) systemd-tmpfiles-clean.service a terminé son démarrag
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) systemd-tmpfiles-clean.service a terminé son démarrage, avec l
  lines 1695-1717/1717 (END)
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Main process exited, code=exited, status=1/FAILURE
  janv. 07 13:34:44 boblinux-pc systemd[1]: Failed to start Docker Application Container Engine.
  -- Subject: L'unité (unit) docker.service a échoué
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) docker.service a échoué, avec le résultat failed.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Unit entered failed state.
  janv. 07 13:34:44 boblinux-pc systemd[1]: docker.service: Failed with result 'exit-code'.
  janv. 07 13:34:44 boblinux-pc sudo[1963]: pam_unix(sudo:session): session closed for user root
  janv. 07 13:34:44 boblinux-pc polkitd[392]: Unregistered Authentication Agent for unix-process:1964:86659 (system bus name :1.41, obje
  janv. 07 13:35:24 boblinux-pc systemd[1]: Starting Cleanup of Temporary Directories...
  -- Subject: L'unité (unit) systemd-tmpfiles-clean.service a commencé à démarrer
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) systemd-tmpfiles-clean.service a commencé à démarrer.
  janv. 07 13:35:24 boblinux-pc systemd[1]: Started Cleanup of Temporary Directories.
  -- Subject: L'unité (unit) systemd-tmpfiles-clean.service a terminé son démarrage
  -- Defined-By: systemd
  -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
  -- 
  -- L'unité (unit) systemd-tmpfiles-clean.service a terminé son démarrage, avec le résultat done.
  </code></pre>
  
  <p>i tryed many things but i didn't find the solution, so thanks you guys if someone can help me, and sorry for my bad english, i'm not english =D </p>