these 2 derivations will be built:
  /nix/store/3x745122vg0mahy7r8zmfn8lmm1ayskf-flake-inputs.drv
  /nix/store/7z5jb6whviziivf3785007cm05k8baxp-check-flake-inputs.drv
building '/nix/store/3x745122vg0mahy7r8zmfn8lmm1ayskf-flake-inputs.drv'
building '/nix/store/7z5jb6whviziivf3785007cm05k8baxp-check-flake-inputs.drv'

upload niks3: ok