these 2 derivations will be built:
  /nix/store/5dng5bib4rrcfnkdkrn2i8kb4hix0xj1-iets-0.1.0.drv
  /nix/store/3gc7nyj70alz97v8z4j6vcckbqc0z5l9-iets-langtests.drv
building '/nix/store/3gc7nyj70alz97v8z4j6vcckbqc0z5l9-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok