this derivation will be built: /nix/store/134fxcw37zad5dj2n8b2ly3hq8f6gsni-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/134fxcw37zad5dj2n8b2ly3hq8f6gsni-bcachefs-module-7.0.0-38-generic.drv'...