this derivation will be built:
  /nix/store/gx8phnni28z4v6n6g140n7n88r44xngs-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/gx8phnni28z4v6n6g140n7n88r44xngs-bcachefs-module-7.0.0-29-generic.drv'...