./cleanup.sh http://buildbot.openwrt.org/master/packages/ fsf-dock-20 mipsel_74kc single
 in dir /builder/mipsel_74kc/. (timeout 2400 secs)
 watching logfiles {}
 argv: ['./cleanup.sh', 'http://buildbot.openwrt.org/master/packages/', 'fsf-dock-20', 'mipsel_74kc', 'single']
 environment:
  HOME=/builder
  HOSTNAME=1d235429587e
  LANG=en_US.utf8
  PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
  PWD=/builder/mipsel_74kc
  SHLVL=1
 using PTY: False
Cleaning up 'mipsel_74kc' work directory
program finished with exit code 0
elapsedTime=0.939311