these 2 derivations will be built:
  /nix/store/958c2h7sq6nppvpnblfw40lxhb0d05rm-iets-0.1.0.drv
  /nix/store/xlzk3cfgy85x2bzwap0y2phcsq3bl0q1-iets-langtests.drv
building '/nix/store/xlzk3cfgy85x2bzwap0y2phcsq3bl0q1-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok