these 2 derivations will be built:
  /nix/store/d6j2b197qcgvx47c7shl75sdrpb70r69-flake-inputs.drv
  /nix/store/2aavw90d614qq593g6fc7h1kzyxpwj3f-check-flake-inputs.drv
building '/nix/store/d6j2b197qcgvx47c7shl75sdrpb70r69-flake-inputs.drv'
building '/nix/store/2aavw90d614qq593g6fc7h1kzyxpwj3f-check-flake-inputs.drv'

upload niks3: ok