[+2744.48s] DEBUG: Session pid=2264: Terminated with signal 1
[+2744.48s] DEBUG: Seat seat0: Session stopped
[+2744.48s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+2744.48s] DEBUG: Sending signal 15 to process 1163
[+2744.50s] DEBUG: Got signal 15 from process 1
[+2744.50s] DEBUG: Caught Terminated signal, shutting down
[+2744.50s] DEBUG: Stopping display manager
[+2744.50s] DEBUG: Seat seat0: Stopping
[+2744.99s] DEBUG: Seat seat0 changes active session to 
[+2744.99s] CRITICAL: session_get_login1_session_id: assertion 'session != NULL' failed
[+2745.69s] DEBUG: Process 1163 exited with return value 0
[+2745.69s] DEBUG: DisplayServer x-0: X server stopped
[+2745.69s] DEBUG: Releasing VT 7
[+2745.69s] DEBUG: DisplayServer x-0: Removing X server authority /var/run/lightdm/root/:0
[+2745.69s] DEBUG: Seat seat0: Display server stopped
[+2745.69s] DEBUG: Seat seat0: Stopped
[+2745.69s] DEBUG: Display manager stopped
[+2745.69s] DEBUG: Stopping daemon
[+2745.69s] DEBUG: Exiting with return value 0
[+0.01s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.01s] DEBUG: Starting Light Display Manager 1.18.1, UID=0 PID=1143
[+0.01s] DEBUG: Loading configuration dirs from /usr/share/lightdm/lightdm.conf.d
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-disable-log-backup.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-guest-wrapper.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-ubuntu.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-unity-greeter.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
[+0.01s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.01s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.01s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.01s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.01s] DEBUG: Registered seat module xlocal
[+0.01s] DEBUG: Registered seat module xremote
[+0.01s] DEBUG: Registered seat module unity
[+0.02s] DEBUG: Monitoring logind for seats
[+0.02s] DEBUG: New seat added from logind: seat0
[+0.02s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.02s] DEBUG: Seat seat0: Starting
[+0.02s] DEBUG: Seat seat0: Creating greeter session
[+0.12s] DEBUG: Seat seat0: Creating display server of type x
[+0.12s] DEBUG: Using VT 7
[+0.12s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.12s] DEBUG: DisplayServer x-0: Logging to /var/log/lightdm/x-0.log
[+0.12s] DEBUG: DisplayServer x-0: Writing X server authority to /var/run/lightdm/root/:0
[+0.12s] DEBUG: DisplayServer x-0: Launching X Server
[+0.12s] DEBUG: Launching process 1171: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
[+0.12s] DEBUG: DisplayServer x-0: Waiting for ready signal from X server :0
[+0.12s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.12s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.13s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.13s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+14.26s] DEBUG: Process 1171 terminated with signal 6
[+14.26s] DEBUG: DisplayServer x-0: X server stopped
[+14.26s] DEBUG: Releasing VT 7
[+14.26s] DEBUG: DisplayServer x-0: Removing X server authority /var/run/lightdm/root/:0
[+14.26s] DEBUG: Seat seat0: Display server stopped
[+14.26s] DEBUG: Seat seat0: Stopping; greeter display server failed to start
[+14.26s] DEBUG: Seat seat0: Stopping
[+14.26s] DEBUG: Seat seat0: Stopping session
[+14.26s] DEBUG: Seat seat0: Session stopped
[+14.26s] DEBUG: Seat seat0: Stopped
[+14.26s] DEBUG: Required seat has stopped
[+14.26s] DEBUG: Stopping display manager
[+14.26s] DEBUG: Display manager stopped
[+14.26s] DEBUG: Stopping daemon
[+14.26s] DEBUG: Seat seat0: Stopping session
[+14.26s] DEBUG: Exiting with return value 1
[+0.02s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.07s] DEBUG: Starting Light Display Manager 1.18.1, UID=0 PID=1020
[+0.07s] DEBUG: Loading configuration dirs from /usr/share/lightdm/lightdm.conf.d
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-disable-log-backup.conf
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-guest-wrapper.conf
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-ubuntu.conf
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-unity-greeter.conf
[+0.07s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
[+0.07s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.07s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.07s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.07s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.07s] DEBUG: Registered seat module xlocal
[+0.07s] DEBUG: Registered seat module xremote
[+0.07s] DEBUG: Registered seat module unity
[+0.07s] DEBUG: Monitoring logind for seats
[+0.07s] DEBUG: New seat added from logind: seat0
[+0.07s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.07s] DEBUG: Seat seat0: Starting
[+0.07s] DEBUG: Seat seat0: Creating greeter session
[+0.08s] DEBUG: Seat seat0: Creating display server of type x
[+0.08s] DEBUG: Using VT 7
[+0.08s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.08s] DEBUG: DisplayServer x-0: Logging to /var/log/lightdm/x-0.log
[+0.08s] DEBUG: DisplayServer x-0: Writing X server authority to /var/run/lightdm/root/:0
[+0.08s] DEBUG: DisplayServer x-0: Launching X Server
[+0.08s] DEBUG: Launching process 1117: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
[+0.08s] DEBUG: DisplayServer x-0: Waiting for ready signal from X server :0
[+0.08s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.08s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.10s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.10s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+12.92s] DEBUG: Got signal 10 from process 1117
[+12.92s] DEBUG: DisplayServer x-0: Got signal from X server :0
[+12.92s] DEBUG: DisplayServer x-0: Connecting to XServer :0
[+12.92s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+12.92s] DEBUG: Session pid=1230: Started with service 'lightdm-greeter', username 'lightdm'
[+12.99s] DEBUG: Session pid=1230: Authentication complete with return value 0: Success
[+12.99s] DEBUG: Seat seat0: Session authenticated, running command
[+12.99s] DEBUG: Session pid=1230: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+12.99s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+12.99s] DEBUG: Session pid=1230: Logging to /var/log/lightdm/x-0-greeter.log
[+15.17s] DEBUG: Activating VT 7
[+15.17s] DEBUG: Activating login1 session c1
[+15.17s] DEBUG: Seat seat0 changes active session to c1
[+15.17s] DEBUG: Session c1 is already active
[+15.17s] DEBUG: Seat seat0 changes active session to 
[+15.17s] DEBUG: Seat seat0 changes active session to c1
[+15.17s] DEBUG: Session c1 is already active
[+17.99s] DEBUG: Session pid=1230: Greeter connected version=1.18.1 resettable=false
[+21.94s] DEBUG: Session pid=1230: Greeter start authentication for giovanni
[+21.94s] DEBUG: Session pid=1784: Started with service 'lightdm', username 'giovanni'
[+21.94s] DEBUG: Session pid=1784: Got 1 message(s) from PAM
[+21.94s] DEBUG: Session pid=1230: Prompt greeter with 1 message(s)
[+22.52s] DEBUG: User /org/freedesktop/Accounts/User112 added
[+30.91s] DEBUG: Session pid=1230: Continue authentication
[+30.94s] DEBUG: Session pid=1784: Authentication complete with return value 0: Success
[+30.94s] DEBUG: Session pid=1230: Authenticate result for user giovanni: Success
[+30.94s] DEBUG: Session pid=1230: User giovanni authorized
[+30.96s] DEBUG: Session pid=1230: Greeter requests session ubuntu
[+30.96s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+30.96s] DEBUG: Session pid=1230: Sending SIGTERM
[+31.04s] DEBUG: Session pid=1230: Greeter closed communication channel
[+31.04s] DEBUG: Session pid=1230: Exited with return value 0
[+31.04s] DEBUG: Seat seat0: Session stopped
[+31.04s] DEBUG: Seat seat0: Greeter stopped, running session
[+31.04s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session0
[+31.04s] DEBUG: Session pid=1784: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+31.04s] DEBUG: Creating shared data directory /var/lib/lightdm-data/giovanni
[+31.04s] DEBUG: Session pid=1784: Logging to .xsession-errors
[+31.95s] DEBUG: Activating VT 7
[+31.95s] DEBUG: Activating login1 session c2
[+31.95s] DEBUG: Seat seat0 changes active session to c2
[+31.95s] DEBUG: Session c2 is already active