# pacman -Syu
:: Synchronizing package databases...
 core                      38.4 KiB  31.2K/s 00:01 [######################] 100%
 extra                    429.9 KiB  69.9K/s 00:06 [######################] 100%
 community                422.6 KiB   106K/s 00:04 [######################] 100%
 alarm                      5.0 KiB  7.72M/s 00:00 [######################] 100%
 aur                       11.0 KiB  18.0M/s 00:00 [######################] 100%
:: The following packages should be upgraded first :
    pacman
:: Do you want to cancel the current operation
:: and upgrade these packages now? [Y/n]

resolving dependencies...
looking for inter-conflicts...

Targets (1): pacman-4.0.3-3

Total Download Size:    1.00 MiB
Total Installed Size:   3.39 MiB
Net Upgrade Size:       0.00 MiB

Proceed with installation? [Y/n]
:: Retrieving packages from core...
 pacman-4.0.3-3-arm      1020.8 KiB  75.6K/s 00:14 [######################] 100%
(1/1) checking package integrity                   [######################] 100%
(1/1) loading package files                        [######################] 100%
(1/1) checking for file conflicts                  [######################] 100%
warning: could not get filesystem information for /mnt/rwfs: No such file or directory
warning: could not get filesystem information for /mnt/base-us: No such file or directory
warning: could not get filesystem information for /mnt/us: No such file or directory
warning: could not get filesystem information for /mnt/us/arch: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/dev: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/proc: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/sys: No such file or directory
warning: could not get filesystem information for /mnt/us/arch: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/dev: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/proc: No such file or directory
warning: could not get filesystem information for /mnt/us/arch/sys: No such file or directory
(1/1) checking available disk space                [######################] 100%
error: Partition / is mounted read only
error: not enough free disk space
error: failed to commit transaction (not enough free disk space)
Errors occurred, no packages were upgraded.