these 2 derivations will be built:
  /nix/store/i8yx35a376gi66l4byy7q3hq5qq4308d-flake-inputs.drv
  /nix/store/yif30as5d636q6mvxy8hkn78f6dyl646-check-flake-inputs.drv
building '/nix/store/i8yx35a376gi66l4byy7q3hq5qq4308d-flake-inputs.drv'
building '/nix/store/yif30as5d636q6mvxy8hkn78f6dyl646-check-flake-inputs.drv'

upload niks3: ok