this derivation will be built:
  /nix/store/9hjqn7axvhgv0ivkkai48ljckq2k6xlc-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/9hjqn7axvhgv0ivkkai48ljckq2k6xlc-bcachefs-module-7.0.0-38-generic.drv'...