ubyegon@WD-HP8570p:~$ lightdm --test-mode --debug
[+0.00s] DEBUG: Logging to /home/ubyegon/.cache/lightdm/log/lightdm.log
[+0.00s] DEBUG: Starting Light Display Manager 1.26.0, UID=1000 PID=2987
[+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-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-xserver-command.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/90-slick-greeter.conf
[+0.00s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /var/lib/flatpak/exports/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /home/ubyegon/.local/share/flatpak/exports/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /usr/share/gnome/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /usr/share/cinnamon/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /etc/xdg/xdg-cinnamon/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf.d/70-linuxmint.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: Running in user mode
[+0.00s] DEBUG: Using Xephyr for X servers
[+0.00s] DEBUG: Registered seat module local
[+0.00s] DEBUG: Registered seat module xremote
[+0.00s] DEBUG: Registered seat module unity
[+0.00s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.01s] DEBUG: Monitoring logind for seats
[+0.01s] DEBUG: New seat added from logind: seat0
[+0.01s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.01s] DEBUG: Seat seat0: Starting
[+0.01s] DEBUG: Seat seat0: Creating user session
[+0.01s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.01s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+0.01s] DEBUG: Seat seat0: Creating display server of type x
[+0.01s] DEBUG: Seat seat0: Starting local X display
[+0.01s] DEBUG: XServer 1: Logging to /home/ubyegon/.cache/lightdm/log/x-1.log
[+0.01s] DEBUG: XServer 1: Writing X server authority to /home/ubyegon/.cache/lightdm/run/root/:1
[+0.02s] DEBUG: XServer 1: Launching X Server
[+0.02s] DEBUG: Launching process 2992: /usr/bin/Xephyr :1 -seat seat0 -auth /home/ubyegon/.cache/lightdm/run/root/:1 -nolisten tcp
[+0.02s] DEBUG: XServer 1: Waiting for ready signal from X server :1
[+0.02s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.02s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.23s] DEBUG: Got signal 10 from process 2992
[+0.23s] DEBUG: XServer 1: Got signal from X server :1
[+0.23s] DEBUG: XServer 1: Connecting to XServer :1
[+0.24s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+0.24s] DEBUG: Session: Not setting XDG_VTNR
[+0.24s] DEBUG: Session pid=2999: Started with service 'lightdm-autologin', username 'ubyegon'
[+0.26s] DEBUG: Session pid=2999: Authentication complete with return value 0: Success
[+0.26s] DEBUG: Seat seat0: Session authenticated, running command
[+0.26s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session0
[+0.26s] DEBUG: Session pid=2999: Not setting XDG_VTNR
[+0.26s] DEBUG: Session pid=2999: Running command /usr/sbin/lightdm-session cinnamon-session-cinnamon
[+0.26s] DEBUG: Creating shared data directory /var/lib/lightdm-data/ubyegon
[+0.26s] DEBUG: Session pid=2999: Logging to .xsession-errors

** (process:2999): WARNING **: 17:30:55.263: Failed to open CK session: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.ConsoleKit was not provided by any .service files
Failed to write utmpx: Permission denied
Failed to write utmpx: Permission denied
[+0.45s] DEBUG: Session pid=2999: Exited with return value 0
[+0.45s] DEBUG: Seat seat0: Session stopped
[+0.45s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+0.45s] DEBUG: Sending signal 15 to process 2992
[+0.46s] DEBUG: Process 2992 exited with return value 0
[+0.46s] DEBUG: XServer 1: X server stopped
[+0.46s] DEBUG: XServer 1: Removing X server authority /home/ubyegon/.cache/lightdm/run/root/:1
[+0.46s] DEBUG: Seat seat0: Display server stopped
[+0.46s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+0.46s] DEBUG: Seat seat0: Creating greeter session
[+0.46s] DEBUG: Seat seat0: Creating display server of type x
[+0.46s] DEBUG: Seat seat0: Starting local X display
[+0.46s] DEBUG: XServer 1: Logging to /home/ubyegon/.cache/lightdm/log/x-1.log
[+0.46s] DEBUG: XServer 1: Writing X server authority to /home/ubyegon/.cache/lightdm/run/root/:1
[+0.46s] DEBUG: XServer 1: Launching X Server
[+0.46s] DEBUG: Launching process 3086: /usr/bin/Xephyr :1 -seat seat0 -auth /home/ubyegon/.cache/lightdm/run/root/:1 -nolisten tcp
[+0.46s] DEBUG: XServer 1: Waiting for ready signal from X server :1
[+0.55s] DEBUG: Got signal 10 from process 3086
[+0.55s] DEBUG: XServer 1: Got signal from X server :1
[+0.55s] DEBUG: XServer 1: Connecting to XServer :1
[+0.55s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+0.55s] DEBUG: Session: Not setting XDG_VTNR
[+0.55s] DEBUG: Session pid=3093: Started with service 'lightdm-greeter', username 'ubyegon'
[+0.56s] DEBUG: Session pid=3093: Authentication complete with return value 0: Success
[+0.56s] DEBUG: Seat seat0: Session authenticated, running command
[+0.56s] DEBUG: Session pid=3093: Not setting XDG_VTNR
[+0.56s] DEBUG: Session pid=3093: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/slick-greeter
[+0.56s] DEBUG: Creating shared data directory /var/lib/lightdm-data/ubyegon
[+0.56s] DEBUG: Session pid=3093: Logging to /home/ubyegon/.cache/lightdm/log/seat0-greeter.log
[+0.83s] DEBUG: Greeter connected version=1.26.0 api=1 resettable=false
[+0.89s] DEBUG: Greeter start authentication for ubyegon
[+0.89s] DEBUG: Session: Not setting XDG_VTNR
[+0.89s] DEBUG: Session pid=3120: Started with service 'lightdm', username 'ubyegon'
[+1.90s] DEBUG: Session pid=3120: Got 1 message(s) from PAM
[+1.90s] DEBUG: Prompt greeter with 1 message(s)