these 2 derivations will be built:
  /nix/store/4ifh3va9ka2b077ccqbz40ysd7kwih3s-flake-inputs.drv
  /nix/store/ipfq7rnvx5kjcrm31vw0ik2c12bxxkh7-check-flake-inputs.drv
building '/nix/store/4ifh3va9ka2b077ccqbz40ysd7kwih3s-flake-inputs.drv'
building '/nix/store/ipfq7rnvx5kjcrm31vw0ik2c12bxxkh7-check-flake-inputs.drv'

upload niks3: ok