[+0.01s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.01s] DEBUG: Starting Light Display Manager 1.30.0, UID=0 PID=792
[+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-arctica-greeter.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-disable-guest.conf
[+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-mate.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
[+0.01s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/90-nvidia.conf
[+0.01s] DEBUG:   [SeatDefaults] is now called [Seat:*], please update this configuration
[+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.d/90-arctica-greeter.conf
[+0.01s] DEBUG:   [SeatDefaults] is now called [Seat:*], please update this configuration
[+0.01s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.01s] DEBUG: Registered seat module local
[+0.01s] DEBUG: Registered seat module xremote
[+0.01s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.01s] DEBUG: _g_io_module_get_default: Found default implementation local (GLocalVfs) for ‘gio-vfs’
[+0.01s] DEBUG: Monitoring logind for seats
[+0.02s] DEBUG: New seat added from logind: seat0
[+0.02s] WARNING: Seat type 'xlocal' is deprecated, use 'type=local' instead
[+0.02s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.02s] DEBUG: Seat seat0 has property CanMultiSession=no
[+0.02s] DEBUG: Seat seat0: Starting
[+0.02s] DEBUG: Seat seat0: Creating greeter session
[+0.04s] DEBUG: Seat seat0: Creating display server of type x
[+0.08s] DEBUG: Seat seat0: Plymouth is running on VT 1, but this is less than the configured minimum of 7 so not replacing it
[+0.08s] DEBUG: Quitting Plymouth
[+0.12s] DEBUG: Using VT 7
[+0.12s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.12s] DEBUG: XServer 0: Logging to /var/log/lightdm/x-0.log
[+0.12s] DEBUG: XServer 0: Writing X server authority to /var/run/lightdm/root/:0
[+0.12s] DEBUG: XServer 0: Launching X Server
[+0.12s] DEBUG: Launching process 803: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
[+0.12s] DEBUG: XServer 0: Waiting for ready signal from X server :0
[+0.12s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.13s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.16s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.16s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+1.90s] DEBUG: Got signal 10 from process 803
[+1.90s] DEBUG: XServer 0: Got signal from X server :0
[+1.90s] DEBUG: XServer 0: Connecting to XServer :0
[+1.91s] DEBUG: Launching process 971: /sbin/prime-offload
[+1.94s] DEBUG: Process 971 exited with return value 0
[+1.94s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+1.95s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+1.95s] DEBUG: Session pid=975: Started with service 'lightdm-greeter', username 'lightdm'
[+1.98s] DEBUG: Session pid=975: Authentication complete with return value 0: Success
[+1.98s] DEBUG: Seat seat0: Session authenticated, running command
[+1.98s] DEBUG: Session pid=975: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/arctica-greeter
[+1.98s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+1.98s] DEBUG: Session pid=975: Logging to /var/log/lightdm/seat0-greeter.log
[+2.47s] DEBUG: Activating VT 7
[+2.47s] DEBUG: Activating login1 session c1
[+2.48s] DEBUG: Seat seat0 changes active session to c1
[+2.48s] DEBUG: Session c1 is already active
[+3.79s] DEBUG: Greeter connected version=1.30.0 api=1 resettable=false
[+4.49s] DEBUG: User /org/freedesktop/Accounts/User115 added
[+8.22s] DEBUG: Greeter start authentication
[+8.22s] DEBUG: Session pid=1297: Started with service 'lightdm', username '(null)'
[+8.23s] DEBUG: Session pid=1297: Got 1 message(s) from PAM
[+8.23s] DEBUG: Prompt greeter with 1 message(s)
[+12.26s] DEBUG: Greeter start authentication for m
[+12.26s] DEBUG: Session pid=1297: Sending SIGTERM
[+12.26s] DEBUG: Session pid=1336: Started with service 'lightdm', username 'm'
[+12.27s] DEBUG: Session pid=1297: Terminated with signal 15
[+12.27s] DEBUG: Session: Failed during authentication
[+12.27s] DEBUG: Seat seat0: Session stopped
[+12.30s] DEBUG: Session pid=1336: Got 1 message(s) from PAM
[+12.30s] DEBUG: Prompt greeter with 1 message(s)
[+13.34s] DEBUG: Continue authentication
[+13.36s] DEBUG: Session pid=1336: Authentication complete with return value 0: Success
[+13.36s] DEBUG: Authenticate result for user m: Success
[+13.36s] DEBUG: User m authorized
[+13.37s] DEBUG: Greeter requests session mate
[+13.37s] DEBUG: Writing /home/m/.dmrc
[+13.38s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+13.38s] DEBUG: Terminating login1 session c1
[+13.41s] DEBUG: Session pid=975: Sending SIGTERM
[+13.41s] DEBUG: Session pid=975: Exited with return value 0
[+13.41s] DEBUG: Seat seat0: Session stopped
[+13.41s] DEBUG: Seat seat0: Greeter stopped, running session
[+13.41s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session0
[+13.42s] DEBUG: Session pid=1336: Running command /usr/sbin/lightdm-session mate-session
[+13.42s] DEBUG: Creating shared data directory /var/lib/lightdm-data/m
[+13.42s] DEBUG: Session pid=1336: Logging to .xsession-errors
[+13.68s] DEBUG: Activating VT 7
[+13.68s] DEBUG: Activating login1 session c2
[+13.68s] DEBUG: Seat seat0 changes active session to c2
[+13.68s] DEBUG: Session c2 is already active
[+134.92s] DEBUG: Got signal 15 from process 1
[+134.92s] DEBUG: Caught Terminated signal, shutting down
[+134.92s] DEBUG: Stopping display manager
[+134.92s] DEBUG: Seat seat0: Stopping
[+134.92s] DEBUG: Seat seat0: Stopping display server
[+134.92s] DEBUG: Sending signal 15 to process 803
[+134.92s] DEBUG: Seat seat0: Stopping session
[+134.92s] DEBUG: Terminating login1 session c2
[+135.27s] DEBUG: Session pid=1336: Sending SIGTERM
[+135.27s] DEBUG: Process 803 exited with return value 0
[+135.27s] DEBUG: XServer 0: X server stopped
[+135.27s] DEBUG: Releasing VT 7
[+135.27s] DEBUG: XServer 0: Removing X server authority /var/run/lightdm/root/:0
[+135.27s] DEBUG: Seat seat0: Display server stopped
[+135.27s] DEBUG: Launching process 3215: /sbin/prime-switch
[+135.45s] DEBUG: Process 3215 exited with return value 0
[+135.45s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+135.45s] DEBUG: Session pid=1336: Exited with return value 0
[+135.45s] DEBUG: Seat seat0: Session stopped
[+135.45s] DEBUG: Seat seat0: Stopped
[+135.45s] DEBUG: Display manager stopped
[+135.45s] DEBUG: Stopping daemon
[+135.45s] DEBUG: Seat seat0 changes active session to 
[+135.46s] DEBUG: Exiting with return value 0
[+0.00s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.00s] DEBUG: Starting Light Display Manager 1.30.0, UID=0 PID=789
[+0.00s] DEBUG: Loading configuration dirs from /usr/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-arctica-greeter.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-disable-guest.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-disable-log-backup.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-guest-wrapper.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-ubuntu-mate.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/90-nvidia.conf
[+0.00s] DEBUG:   [SeatDefaults] is now called [Seat:*], please update this configuration
[+0.00s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf.d/90-arctica-greeter.conf
[+0.00s] DEBUG:   [SeatDefaults] is now called [Seat:*], please update this configuration
[+0.00s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.00s] DEBUG: Registered seat module local
[+0.00s] DEBUG: Registered seat module xremote
[+0.00s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.00s] DEBUG: _g_io_module_get_default: Found default implementation local (GLocalVfs) for ‘gio-vfs’
[+0.01s] DEBUG: Monitoring logind for seats
[+0.01s] DEBUG: New seat added from logind: seat0
[+0.01s] WARNING: Seat type 'xlocal' is deprecated, use 'type=local' instead
[+0.01s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.01s] DEBUG: Seat seat0 has property CanMultiSession=no
[+0.01s] DEBUG: Seat seat0: Starting
[+0.01s] DEBUG: Seat seat0: Creating greeter session
[+0.02s] DEBUG: Seat seat0: Creating display server of type x
[+0.06s] DEBUG: Seat seat0: Plymouth is running on VT 1, but this is less than the configured minimum of 7 so not replacing it
[+0.06s] DEBUG: Quitting Plymouth
[+0.10s] DEBUG: Using VT 7
[+0.10s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.10s] DEBUG: XServer 0: Logging to /var/log/lightdm/x-0.log
[+0.10s] DEBUG: XServer 0: Writing X server authority to /var/run/lightdm/root/:0
[+0.10s] DEBUG: XServer 0: Launching X Server
[+0.10s] DEBUG: Launching process 805: /usr/bin/X -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
[+0.10s] DEBUG: XServer 0: Waiting for ready signal from X server :0
[+0.10s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.10s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.15s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.15s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+2.64s] DEBUG: Got signal 10 from process 805
[+2.64s] DEBUG: XServer 0: Got signal from X server :0
[+2.64s] DEBUG: XServer 0: Connecting to XServer :0
[+2.64s] DEBUG: Launching process 1110: /sbin/prime-offload
[+2.64s] DEBUG: Process 1110 exited with return value 0
[+2.64s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+2.65s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+2.65s] DEBUG: Session pid=1115: Started with service 'lightdm-greeter', username 'lightdm'
[+3.11s] DEBUG: Session pid=1115: Authentication complete with return value 0: Success
[+3.11s] DEBUG: Seat seat0: Session authenticated, running command
[+3.11s] DEBUG: Session pid=1115: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/arctica-greeter
[+3.11s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+3.11s] DEBUG: Session pid=1115: Logging to /var/log/lightdm/seat0-greeter.log
[+3.45s] DEBUG: Activating VT 7
[+3.45s] DEBUG: Activating login1 session c1
[+3.45s] DEBUG: Seat seat0 changes active session to c1
[+3.45s] DEBUG: Session c1 is already active
[+4.66s] DEBUG: Greeter connected version=1.30.0 api=1 resettable=false
[+5.45s] DEBUG: User /org/freedesktop/Accounts/User115 added
[+7.47s] DEBUG: Greeter start authentication for m
[+7.47s] DEBUG: Session pid=1286: Started with service 'lightdm', username 'm'
[+7.50s] DEBUG: Session pid=1286: Got 1 message(s) from PAM
[+7.50s] DEBUG: Prompt greeter with 1 message(s)
[+14.14s] DEBUG: Continue authentication
[+14.49s] DEBUG: Session pid=1286: Authentication complete with return value 0: Success
[+14.49s] DEBUG: Authenticate result for user m: Success
[+14.49s] DEBUG: User m authorized
[+14.49s] DEBUG: Greeter requests session mate
[+14.52s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+14.52s] DEBUG: Terminating login1 session c1
[+14.98s] DEBUG: Session pid=1115: Sending SIGTERM
[+14.99s] DEBUG: Session pid=1115: Exited with return value 0
[+14.99s] DEBUG: Seat seat0: Session stopped
[+14.99s] DEBUG: Seat seat0: Greeter stopped, running session
[+14.99s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session0
[+14.99s] DEBUG: Session pid=1286: Running command /usr/sbin/lightdm-session mate-session
[+14.99s] DEBUG: Creating shared data directory /var/lib/lightdm-data/m
[+14.99s] DEBUG: Session pid=1286: Logging to .xsession-errors
[+15.84s] DEBUG: Activating VT 7
[+15.84s] DEBUG: Activating login1 session c2
[+15.84s] DEBUG: Seat seat0 changes active session to c2
[+15.84s] DEBUG: Session c2 is already active