these 2 derivations will be built: /nix/store/h5f7hdvwgbdc3ga2lrpq2w4qw6yg4g5v-flake-inputs.drv /nix/store/3h7zla5cdqc553kgyfqnm30yz1w1b8z9-check-flake-inputs.drv building '/nix/store/h5f7hdvwgbdc3ga2lrpq2w4qw6yg4g5v-flake-inputs.drv' building '/nix/store/3h7zla5cdqc553kgyfqnm30yz1w1b8z9-check-flake-inputs.drv' upload niks3: ok