df -h .
 in dir /builder/ramips_mt7621/build (timeout 1200 secs)
 watching logfiles {}
 argv: ['df', '-h', '.']
 environment:
  HOME=/builder
  HOSTNAME=03335c33297a
  LANG=en_US.utf8
  LC_ALL=C
  PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
  PWD=/builder/ramips_mt7621/build
  SHLVL=1
 using PTY: False
Filesystem      Size  Used Avail Use% Mounted on
tmpfs            30G   16G   15G  52% /builder
program finished with exit code 0
elapsedTime=0.004531