these 2 derivations will be built:
  /nix/store/k8c4r7wikdpval13jy7q578zmsawidd1-iets-0.1.0.drv
  /nix/store/pzyxsncyay5nlgqp34hz8170ga1pp6v3-iets-langtests.drv
building '/nix/store/pzyxsncyay5nlgqp34hz8170ga1pp6v3-iets-langtests.drv'
iets-langtests> pass=290 fail=0
iets-langtests> 

upload niks3: ok