these 2 derivations will be built:
  /nix/store/immkdnwjkp9briky7l3mhypzawybzm8h-flake-inputs.drv
  /nix/store/s5sqp9s0hksb7g0z8v284y9qs8jh044r-check-flake-inputs.drv
building '/nix/store/immkdnwjkp9briky7l3mhypzawybzm8h-flake-inputs.drv'
building '/nix/store/s5sqp9s0hksb7g0z8v284y9qs8jh044r-check-flake-inputs.drv'

upload niks3: ok