these 2 derivations will be built:
  /nix/store/arrcirnmlg6gr107lb7b7fcf296vjrjf-iets-0.1.0.drv
  /nix/store/jdi95ajwxhf54ljdkc04jn43fih522bk-iets-langtests.drv
building '/nix/store/jdi95ajwxhf54ljdkc04jn43fih522bk-iets-langtests.drv'
iets-langtests> pass=290 fail=0
iets-langtests> 

upload niks3: ok