localhost ~ # layman -S 
* Running command "/usr/bin/rsync -rlptDvz --progress --delete --delete-after --timeout=180 --exclude="distfiles/*" --exclude="local/*" --exclude="packages/*" "rsync://rsync.sturmartillerie.org/mesa-cvs/*" "/usr/local/layman/r300-driver""...
receiving file list ... 
91 files to consider
                    
sent 138 bytes  received 2766 bytes  1161.60 bytes/sec
total size is 146828  speedup is 50.56
------------------Snip----------------------
* Successfully synchronized overlay "musicbrainz".
* Successfully synchronized overlay "vmware".
localhost ~ # layman -f
localhost ~ # layman -a enlightenment
* Overlay "enlightenment" does not exist!
localhost ~ #