these 2 derivations will be built:
  /nix/store/qafd3k5xyb06bcpg8wk9lpxijkfbk0jv-flake-inputs.drv
  /nix/store/9g8z6l30ky10xc3m00g8lns1fs0dp0i7-check-flake-inputs.drv
building '/nix/store/qafd3k5xyb06bcpg8wk9lpxijkfbk0jv-flake-inputs.drv'
building '/nix/store/9g8z6l30ky10xc3m00g8lns1fs0dp0i7-check-flake-inputs.drv'

upload niks3: ok