this derivation will be built:
  /nix/store/4pv1j4imhcjyxgcfn0jqsj7x17bkmbsq-flake-inputs.drv
building '/nix/store/4pv1j4imhcjyxgcfn0jqsj7x17bkmbsq-flake-inputs.drv'

upload niks3: ok