these 2 derivations will be built: /nix/store/ymg0dp10c39zb34x6lwiqgaidik3zkn8-flake-inputs.drv /nix/store/zazd5k5k4ldc9744qahi5bs7kzq82psf-check-flake-inputs.drv building '/nix/store/ymg0dp10c39zb34x6lwiqgaidik3zkn8-flake-inputs.drv' building '/nix/store/zazd5k5k4ldc9744qahi5bs7kzq82psf-check-flake-inputs.drv' upload niks3: ok