ogra@pi3:~$ snap changes
ID Status Spawn Ready Summary
12 Done 2017-05-01T14:19:01Z 2017-05-01T14:19:01Z Refresh all snaps: no updates
13 Error 2017-05-02T07:06:07Z 2017-05-02T09:40:57Z Auto-refresh snap "core"
14 Done 2017-05-02T10:03:34Z 2017-05-02T10:15:58Z Refresh "core" snap
ogra@pi3:~$ snap change 13
Status Spawn Ready Summary
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:53Z Download snap "core" (1829) from channel "edge"
Done 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Fetch and check assertions for snap "core" (1829)
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:57Z Mount snap "core" (1829)
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:55Z Stop snap "core" services
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:55Z Remove aliases for snap "core"
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:55Z Make current revision for snap "core" unavailable
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:54Z Copy snap "core" data
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:54Z Setup snap "core" (1829) security profiles
Undone 2017-05-02T07:06:07Z 2017-05-02T09:40:52Z Make snap "core" (1829) available to the system
Error 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Setup snap "core" (1829) security profiles (phase 2)
Hold 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Set automatic aliases for snap "core"
Hold 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Setup snap "core" aliases
Hold 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Start snap "core" (1829) services
Hold 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Clean up "core" (1829) install
Hold 2017-05-02T07:06:07Z 2017-05-02T09:40:50Z Run configure hook of "core" snap if present
......................................................................
Setup snap "core" (1829) security profiles
2017-05-02T07:07:20Z INFO cannot auto connect wifi-ap:firewall-control to core:firewall-control: (slot auto-connection), existing connection state "wifi-ap:firewall-control core:firewall-control" in the way
2017-05-02T07:07:20Z INFO cannot auto connect core:network (slot auto-connection), candidates found: "wifi-ap:network, nextcloud:network"
2017-05-02T07:07:20Z INFO cannot auto connect core:network-bind (slot auto-connection), candidates found: "nextcloud:network-bind, wifi-ap:network-bind"
2017-05-02T07:07:20Z INFO cannot auto connect wifi-ap:network-control to core:network-control: (slot auto-connection), existing connection state "wifi-ap:network-control core:network-control" in the way
2017-05-02T09:40:52Z INFO cannot auto connect core:core-support-plug to core:core-support: (plug auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T09:40:52Z INFO cannot auto connect core:core-support-plug to core:core-support: (slot auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T09:40:52Z INFO cannot auto connect wifi-ap:firewall-control to core:firewall-control: (slot auto-connection), existing connection state "wifi-ap:firewall-control core:firewall-control" in the way
2017-05-02T09:40:52Z INFO cannot auto connect core:network (slot auto-connection), candidates found: "nextcloud:network, wifi-ap:network"
2017-05-02T09:40:52Z INFO cannot auto connect core:network-bind (slot auto-connection), candidates found: "nextcloud:network-bind, wifi-ap:network-bind"
2017-05-02T09:40:52Z INFO cannot auto connect wifi-ap:network-control to core:network-control: (slot auto-connection), existing connection state "wifi-ap:network-control core:network-control" in the way
......................................................................
Make snap "core" (1829) available to the system
2017-05-02T07:07:23Z INFO Requested system restart.
......................................................................
Setup snap "core" (1829) security profiles (phase 2)
2017-05-02T07:07:24Z INFO Waiting for restart...
2017-05-02T07:11:08Z INFO Waiting for restart...
2017-05-02T07:16:07Z INFO Waiting for restart...
2017-05-02T09:40:50Z ERROR cannot finish core installation, there was a rollback across reboot
ogra@pi3:~$ snap change 14
Status Spawn Ready Summary
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:17Z Download snap "core" (1829) from channel "edge"
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:34Z Fetch and check assertions for snap "core" (1829)
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:36Z Mount snap "core" (1829)
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:36Z Stop snap "core" services
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:36Z Remove aliases for snap "core"
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:37Z Make current revision for snap "core" unavailable
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:38Z Copy snap "core" data
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:40Z Setup snap "core" (1829) security profiles
Done 2017-05-02T10:03:34Z 2017-05-02T10:04:40Z Make snap "core" (1829) available to the system
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:52Z Setup snap "core" (1829) security profiles (phase 2)
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:53Z Set automatic aliases for snap "core"
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:53Z Setup snap "core" aliases
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:54Z Start snap "core" (1829) services
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:54Z Clean up "core" (1829) install
Done 2017-05-02T10:03:34Z 2017-05-02T10:15:58Z Run configure hook of "core" snap if present
......................................................................
Setup snap "core" (1829) security profiles
2017-05-02T10:04:38Z INFO cannot auto connect core:core-support-plug to core:core-support: (plug auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T10:04:39Z INFO cannot auto connect core:core-support-plug to core:core-support: (slot auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T10:04:39Z INFO cannot auto connect wifi-ap:firewall-control to core:firewall-control: (slot auto-connection), existing connection state "wifi-ap:firewall-control core:firewall-control" in the way
2017-05-02T10:04:39Z INFO cannot auto connect core:network (slot auto-connection), candidates found: "nextcloud:network, wifi-ap:network"
2017-05-02T10:04:39Z INFO cannot auto connect core:network-bind (slot auto-connection), candidates found: "wifi-ap:network-bind, nextcloud:network-bind"
2017-05-02T10:04:39Z INFO cannot auto connect wifi-ap:network-control to core:network-control: (slot auto-connection), existing connection state "wifi-ap:network-control core:network-control" in the way
......................................................................
Make snap "core" (1829) available to the system
2017-05-02T10:04:40Z INFO Requested system restart.
......................................................................
Setup snap "core" (1829) security profiles (phase 2)
2017-05-02T10:04:41Z INFO Waiting for restart...
2017-05-02T10:09:40Z INFO Waiting for restart...
2017-05-02T10:10:22Z INFO Waiting for restart...
2017-05-02T09:42:00Z INFO cannot auto connect core:core-support-plug to core:core-support: (plug auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T09:42:00Z INFO cannot auto connect core:core-support-plug to core:core-support: (slot auto-connection), existing connection state "core:core-support-plug core:core-support" in the way
2017-05-02T09:42:00Z INFO cannot auto connect wifi-ap:firewall-control to core:firewall-control: (slot auto-connection), existing connection state "wifi-ap:firewall-control core:firewall-control" in the way
2017-05-02T09:42:00Z INFO cannot auto connect core:network (slot auto-connection), candidates found: "wifi-ap:network, nextcloud:network"
2017-05-02T09:42:00Z INFO cannot auto connect core:network-bind (slot auto-connection), candidates found: "nextcloud:network-bind, wifi-ap:network-bind"
2017-05-02T09:42:00Z INFO cannot auto connect wifi-ap:network-control to core:network-control: (slot auto-connection), existing connection state "wifi-ap:network-control core:network-control" in the way
ogra@pi3:~$