phablet@ubuntu-phablet:~$ sudo system-image-cli -vn
[sudo] password for phablet:
[systemimage] Jun 17 14:44:09 2015 (1820) Looking for blacklist: https://system-image.ubuntu.com/gpg/blacklist.tar.xz
[systemimage] Jun 17 14:44:10 2015 (1820) [0xb67a8e70] Requesting group download:
https://system-image.ubuntu.com/gpg/blacklist.tar.xz -> /var/lib/system-image/keyring.tar.xz
https://system-image.ubuntu.com/gpg/blacklist.tar.xz.asc -> /var/lib/system-image/keyring.tar.xz.asc
[systemimage] Jun 17 14:44:10 2015 (1820) [0xb67a8e70] Running group download reactor
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb67a8e70] Group download reactor done
[systemimage] Jun 17 14:44:11 2015 (1820) Local blacklist file: /var/lib/system-image/blacklist.tar.xz
[systemimage] Jun 17 14:44:11 2015 (1820) Looking for: https://system-image.ubuntu.com/channels.json
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb5df4450] Requesting group download:
https://system-image.ubuntu.com/channels.json -> /tmp/system-image-6pq08heg/channels.json
https://system-image.ubuntu.com/channels.json.asc -> /tmp/system-image-6pq08heg/channels.json.asc
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb5df4450] Running group download reactor
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.
..
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb5df4450] Group download reactor done
[systemimage] Jun 17 14:44:11 2015 (1820) Local channels file: /tmp/system-image-6pq08heg/channels.json
[systemimage] Jun 17 14:44:11 2015 (1820) got channel: ubuntu-touch/stable/bq-aquaris.es
[systemimage] Jun 17 14:44:11 2015 (1820) found channel/device entry: ubuntu-touch/stable/bq-aquaris.es/krillin
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb5df4450] Requesting group download:
https://system-image.ubuntu.com/ubuntu-touch/stable/bq-aquaris.en/krillin/index.json -> /tmp/system-image-6pq08heg/index.json
https://system-image.ubuntu.com/ubuntu-touch/stable/bq-aquaris.en/krillin/index.json.asc -> /tmp/system-image-6pq08heg/index.json.asc
[systemimage] Jun 17 14:44:11 2015 (1820) [0xb5df4450] Running group download reactor
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...
[systemimage] Jun 17 14:44:12 2015 (1820) [0xb5df4450] Group download reactor done
[systemimage] Jun 17 14:44:12 2015 (1820) Upgrade path is 23
Upgrade path is 23
Target phase: 5%