these 2 derivations will be built:
  /nix/store/pcy9hrj9xipzl7zj5dsy27nbcdc04k4v-flake-inputs.drv
  /nix/store/yk4y3jfk6q41jpyscnay31wvfsv8hxrg-check-flake-inputs.drv
building '/nix/store/pcy9hrj9xipzl7zj5dsy27nbcdc04k4v-flake-inputs.drv'
building '/nix/store/yk4y3jfk6q41jpyscnay31wvfsv8hxrg-check-flake-inputs.drv'

upload niks3: ok