[releng_8_1 tinderbox] failure on amd64/amd64

[FreeBSD Tinderbox]

TB --- 2010-09-20 13:24:47 - tinderbox 2.6 running on freebsd-current.sentex.ca
TB --- 2010-09-20 13:24:47 - starting RELENG_8_1 tinderbox run for amd64/amd64
TB --- 2010-09-20 13:24:47 - cleaning the object tree
TB --- 2010-09-20 13:25:45 - cvsupping the source tree
TB --- 2010-09-20 13:25:45 - /usr/bin/csup -z -r 3 -g -L 1 -h cvsup5.freebsd.org /tinderbox/RELENG_8_1/amd64/amd64/supfile
TB --- 2010-09-20 13:31:04 - WARNING: /usr/bin/csup returned exit code  1 
TB --- 2010-09-20 13:31:04 - ERROR: unable to cvsup the source tree
TB --- 2010-09-20 13:31:04 - 2.18 user 45.77 system 376.71 real


http://tinderbox.freebsd.org/tinderbox-releng_8-RELENG_8_1-amd64-amd64.full