QEMU 1.0 monitor - type 'help' for more information
(qemu) Checking for a new ubuntu release

 0% [Working] 
 0% [Working] 
 0% [Working] 
 0% [Working] 
Done Upgrade tool signature

100% [Working] 
 9% [Working] 
Done Upgrade tool

100% [Working] 
Done downloading            
authenticate 'precise.tar.gz' against 'precise.tar.gz.gpg' 
extracting 'precise.tar.gz'
WARNING: Failed to read mirror file
WARNING: Failed to read mirror file
scp: /var/log/dist-upgrade/20130103-2253: not a regular file