these 2 derivations will be built:
  /nix/store/8dvdhali66f1fzmc79flb645w3ia6piv-flake-inputs.drv
  /nix/store/if4s9f91hikx95dvbrb2zzbqhfjp616r-check-flake-inputs.drv
building '/nix/store/8dvdhali66f1fzmc79flb645w3ia6piv-flake-inputs.drv'
building '/nix/store/if4s9f91hikx95dvbrb2zzbqhfjp616r-check-flake-inputs.drv'

upload niks3: ok