this derivation will be built: /nix/store/bcv0jyl9vv5f833mj45g9b6xsryjw5al-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/bcv0jyl9vv5f833mj45g9b6xsryjw5al-bcachefs-module-7.0.0-38-generic.drv'...