[   20.433032] ip_tables: (C) 2000-2006 Netfilter Core Team
[   20.491636] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
[   20.551838] IPv6: ADDRCONF(NETDEV_UP): virbr0: link is not ready
[   21.359965] init: plymouth-upstart-bridge main process ended, respawning
[   21.373213] init: plymouth-upstart-bridge main process (1645) terminated with status 1
[   21.437774] systemd-logind[826]: Failed to start unit user@112.service: Unknown unit: user@112.service
[   21.437787] systemd-logind[826]: Failed to start user service: Unknown unit: user@112.service
[   21.446756] systemd-logind[826]: New session c1 of user lightdm.
[   21.446807] systemd-logind[826]: Linked /tmp/.X11-unix/X0 to /run/user/112/X11-display.
[   27.940881] systemd-logind[826]: Failed to start unit user@1000.service: Unknown unit: user@1000.service
[   27.940894] systemd-logind[826]: Failed to start user service: Unknown unit: user@1000.service
[   27.949367] systemd-logind[826]: New session c2 of user hpannenb.
[   27.949410] systemd-logind[826]: Linked /tmp/.X11-unix/X0 to /run/user/1000/X11-display.