these 2 derivations will be built: /nix/store/zwgvbkp8fsg7ss34wwppy88gi895m76l-flake-inputs.drv /nix/store/cfx162xifgdl0gldfidrhcl4yxa79a85-check-flake-inputs.drv building '/nix/store/zwgvbkp8fsg7ss34wwppy88gi895m76l-flake-inputs.drv' building '/nix/store/cfx162xifgdl0gldfidrhcl4yxa79a85-check-flake-inputs.drv' upload niks3: ok