these 2 derivations will be built:
  /nix/store/35bcsda33nbpa4kfyx4ifzp1qj7lv2hs-iets-0.1.0.drv
  /nix/store/g0pa12q3fk8jbi1nfl3igbf3gihvvi73-iets-langtests.drv
building '/nix/store/g0pa12q3fk8jbi1nfl3igbf3gihvvi73-iets-langtests.drv'
iets-langtests> pass=290 fail=0
iets-langtests> 

upload niks3: ok