these 2 derivations will be built:
  /nix/store/xb8g93ij34k2q76l1gdmpanvlwrx45yf-iets-0.1.0.drv
  /nix/store/p5w4rfs1lrzsxj1cqj0l7mvfh0c8qwxx-iets-langtests.drv
building '/nix/store/p5w4rfs1lrzsxj1cqj0l7mvfh0c8qwxx-iets-langtests.drv'
iets-langtests> pass=291 fail=0
iets-langtests> 

upload niks3: ok