this derivation will be built: /nix/store/cdkfkh8rm9ihq5x96xn81hjf4j1r05cr-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/cdkfkh8rm9ihq5x96xn81hjf4j1r05cr-bcachefs-module-7.0.0-38-generic.drv'...