these 2 derivations will be built:
  /nix/store/5vq6435vkjx3qxw7k4ys00zaagxggghn-iets-0.1.0.drv
  /nix/store/81ji4a4ikp2g5zq3ffdk60x0yn917sj4-iets-langtests.drv
building '/nix/store/81ji4a4ikp2g5zq3ffdk60x0yn917sj4-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok