these 2 derivations will be built:
  /nix/store/cki6gm73275drbcriq7km101ivhz265r-iets-0.1.0.drv
  /nix/store/1f6kxj7av3wy2gjdcmr2zpmjjvgcvc42-iets-langtests.drv
building '/nix/store/1f6kxj7av3wy2gjdcmr2zpmjjvgcvc42-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok