this derivation will be built: /nix/store/cmgaiz5w8qfixzfsjqzpjfxdvzzd2v6s-bcachefs-module-7.0.0-39-generic.drv building '/nix/store/cmgaiz5w8qfixzfsjqzpjfxdvzzd2v6s-bcachefs-module-7.0.0-39-generic.drv'...