$ systemctl status snapd.service
● snapd.service - Snappy daemon
Loaded: loaded (/lib/systemd/system/snapd.service; enabled; vendor preset: enabled)
Active: inactive (dead) (Result: exit-code) since Fri 2016-08-19 10:39:17 EDT; 15min ago
Process: 3458 ExecStart=/usr/lib/snapd/snapd (code=exited, status=2)
Main PID: 3458 (code=exited, status=2)
Aug 19 10:39:17 smith snapd[3458]: /build/snapd-qpXCQY/snapd-2.12+0.16.04/_build/src/github.com/snapcore/snapd/cmd/snapd/main.go:52 +0x60
Aug 19 10:39:17 smith snapd[3458]: main.main()
Aug 19 10:39:17 smith snapd[3458]: /build/snapd-qpXCQY/snapd-2.12+0.16.04/_build/src/github.com/snapcore/snapd/cmd/snapd/main.go:43 +0x29
Aug 19 10:39:17 smith systemd[1]: snapd.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Aug 19 10:39:17 smith systemd[1]: snapd.service: Unit entered failed state.
Aug 19 10:39:17 smith systemd[1]: snapd.service: Failed with result 'exit-code'.
Aug 19 10:39:17 smith systemd[1]: snapd.service: Service hold-off time over, scheduling restart.
Aug 19 10:39:17 smith systemd[1]: Stopped Snappy daemon.
Aug 19 10:39:17 smith systemd[1]: snapd.service: Start request repeated too quickly.
Aug 19 10:39:17 smith systemd[1]: Failed to start Snappy daemon.