CAV Interferes With Carbon Copy Cloner 3.4.3 on OS X Lion 10.7.2

Tried to perform an entire-volume backup of Startup HD to a new Firewire 800 connected external drive:

CAV appears to sabotage the backup effort (i.e., it looks like CAV’s resident FileAccess Daemon won’t allow CCC to access a whole bunch of files on the source drive).