these 2 derivations will be built: /nix/store/dijnd4a4jkk5g445vxx9ifyp3ppa7qcz-flake-inputs.drv /nix/store/b023azll9di2cr1n1czr56c4hgxpkvpx-check-flake-inputs.drv building '/nix/store/dijnd4a4jkk5g445vxx9ifyp3ppa7qcz-flake-inputs.drv' building '/nix/store/b023azll9di2cr1n1czr56c4hgxpkvpx-check-flake-inputs.drv' upload niks3: ok