these 2 derivations will be built:
  /nix/store/0g529cjs03jc8i5y8b5apkar4kdmb82j-iets-0.1.0.drv
  /nix/store/4lhrng9fjbby2v64kg30bwgdkw800g71-iets-langtests.drv
building '/nix/store/4lhrng9fjbby2v64kg30bwgdkw800g71-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok