Hi,

As you see, it tries to load it few times.
This is complete syslog for it:

Dec  8 08:11:16 localhost systemd[1]: Started Service for snap application mir-server.mir-server.
Dec  8 08:11:17 localhost snap[1608]: Mir server snap started
Dec  8 08:11:18 localhost snap[1608]: [2016-12-08 08:11:18.206640] mirplatform: Found graphics driver: mir:mesa-kms (version 0.24.1)
Dec  8 08:11:18 localhost snap[1608]: [2016-12-08 08:11:18.275107] mirplatform: Found graphics driver: mir:mesa-x11 (version 0.24.1)
Dec  8 08:11:18 localhost snap[1608]: Unknown command line options: --vt 1
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Main process exited, code=exited, status=1/FAILURE
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Unit entered failed state.
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Failed with result 'exit-code'.
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Service hold-off time over, scheduling restart.
Dec  8 08:11:18 localhost systemd[1]: Stopped Service for snap application mir-server.mir-server.
Dec  8 08:11:18 localhost systemd[1]: Started Service for snap application mir-server.mir-server.
Dec  8 08:11:18 localhost snap[1621]: Mir server snap started
Dec  8 08:11:18 localhost snap[1621]: [2016-12-08 08:11:18.759812] mirplatform: Found graphics driver: mir:mesa-kms (version 0.24.1)
Dec  8 08:11:18 localhost snap[1621]: [2016-12-08 08:11:18.760352] mirplatform: Found graphics driver: mir:mesa-x11 (version 0.24.1)
Dec  8 08:11:18 localhost snap[1621]: Unknown command line options: --vt 1
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Main process exited, code=exited, status=1/FAILURE
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Unit entered failed state.
Dec  8 08:11:18 localhost systemd[1]: snap.mir-server.mir-server.service: Failed with result 'exit-code'.
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Service hold-off time over, scheduling restart.
Dec  8 08:11:19 localhost systemd[1]: Stopped Service for snap application mir-server.mir-server.
Dec  8 08:11:19 localhost systemd[1]: Started Service for snap application mir-server.mir-server.
Dec  8 08:11:19 localhost snap[1633]: Mir server snap started
Dec  8 08:11:19 localhost snap[1633]: [2016-12-08 08:11:19.199499] mirplatform: Found graphics driver: mir:mesa-kms (version 0.24.1)
Dec  8 08:11:19 localhost snap[1633]: [2016-12-08 08:11:19.200065] mirplatform: Found graphics driver: mir:mesa-x11 (version 0.24.1)
Dec  8 08:11:19 localhost snap[1633]: Unknown command line options: --vt 1
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Main process exited, code=exited, status=1/FAILURE
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Unit entered failed state.
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Failed with result 'exit-code'.
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Service hold-off time over, scheduling restart.
Dec  8 08:11:19 localhost systemd[1]: Stopped Service for snap application mir-server.mir-server.
Dec  8 08:11:19 localhost systemd[1]: Started Service for snap application mir-server.mir-server.
Dec  8 08:11:19 localhost snap[1645]: Mir server snap started
Dec  8 08:11:19 localhost snap[1645]: [2016-12-08 08:11:19.754078] mirplatform: Found graphics driver: mir:mesa-kms (version 0.24.1)
Dec  8 08:11:19 localhost snap[1645]: [2016-12-08 08:11:19.754597] mirplatform: Found graphics driver: mir:mesa-x11 (version 0.24.1)
Dec  8 08:11:19 localhost snap[1645]: Unknown command line options: --vt 1
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Main process exited, code=exited, status=1/FAILURE
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Unit entered failed state.
Dec  8 08:11:19 localhost systemd[1]: snap.mir-server.mir-server.service: Failed with result 'exit-code'.
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Service hold-off time over, scheduling restart.
Dec  8 08:11:20 localhost systemd[1]: Stopped Service for snap application mir-server.mir-server.
Dec  8 08:11:20 localhost systemd[1]: Started Service for snap application mir-server.mir-server.
Dec  8 08:11:20 localhost snap[1657]: Mir server snap started
Dec  8 08:11:20 localhost snap[1657]: [2016-12-08 08:11:20.259811] mirplatform: Found graphics driver: mir:mesa-kms (version 0.24.1)
Dec  8 08:11:20 localhost snap[1657]: [2016-12-08 08:11:20.260235] mirplatform: Found graphics driver: mir:mesa-x11 (version 0.24.1)
Dec  8 08:11:20 localhost snap[1657]: Unknown command line options: --vt 1
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Main process exited, code=exited, status=1/FAILURE
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Unit entered failed state.
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Failed with result 'exit-code'.
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Service hold-off time over, scheduling restart.
Dec  8 08:11:20 localhost systemd[1]: Stopped Service for snap application mir-server.mir-server.
Dec  8 08:11:20 localhost systemd[1]: snap.mir-server.mir-server.service: Start request repeated too quickly.
Dec  8 08:11:20 localhost systemd[1]: Failed to start Service for snap application mir-server.mir-server.