System Image Upgrader for Ubuntu Touch
Preparing command file
Starting image upgrader
Loading keyring: archive-master.tar.xz
Processing command file
Formatting: system
system partition: /dev/block/dm-0
umount: /system_root: Invalid argument
umount: /mnt/system: Invalid argument
mke2fs 1.44.4 (18-Aug-2018)
Discarding device blocks:   4096/663801             done                            
Creating filesystem with 663801 4k blocks and 165984 inodes
Filesystem UUID: 57ca5811-9c04-4068-9539-2763d10e9574
Superblock backups stored on blocks: 
	32768, 98304, 163840, 229376, 294912

Allocating group tables:  0/21     done                            
Writing inode tables:  0/21     done                            
Creating journal (16384 blocks): done
Writing superblocks and filesystem accounting information:  0/21     done

Loading keyring: image-master.tar.xz
Loading keyring: image-signing.tar.xz
umount: /dev/block/dm-0: Invalid argument
umount: /cache/system: Invalid argument
umount: /system_root: Invalid argument
umount: /mnt/system: Invalid argument
e2fsck 1.44.4 (18-Aug-2018)
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
/dev/block/dm-0: 11/165984 files (0.0% non-contiguous), 27790/663801 blocks
Unknown command: 
Keyring doesn't exist: device-signing
Applying update: rootfs-d6d3210e7cebd2cbe0ecec8603e19736c9cde824e8be33105db7c4bb74b65110.tar.xz
mv: bad 'data/*': No such file or directory
Keyring doesn't exist: device-signing
Applying update: device-ff8b1be83852875de6d7f75cc186af8b7668ee8a827c32d7e5ae084341a58c2b.tar.xz
tar: write error: No space left on device