these 2 derivations will be built:
  /nix/store/mgx7ks47qj85934qvvmxzzlayq00j5a6-iets-0.1.0.drv
  /nix/store/lzrrdq3mp5ap9aqmayshw973nncslz4x-iets-langtests.drv
building '/nix/store/lzrrdq3mp5ap9aqmayshw973nncslz4x-iets-langtests.drv'
iets-langtests> pass=290 fail=0
iets-langtests> 

upload niks3: ok