this derivation will be built: /nix/store/jnqhk9gwyb7hqqjlx6q7f4c9ia9sa9s4-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/jnqhk9gwyb7hqqjlx6q7f4c9ia9sa9s4-bcachefs-module-7.0.0-38-generic.drv'...