this derivation will be built:
  /nix/store/x6a09963g6lnyzsl9agz4lmdd4xz6xgv-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/x6a09963g6lnyzsl9agz4lmdd4xz6xgv-bcachefs-module-7.0.0-29-generic.drv'...