this derivation will be built:
  /nix/store/9qyf02rgjszm9f63s25zljkfpp0qaad6-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/9qyf02rgjszm9f63s25zljkfpp0qaad6-bcachefs-module-7.0.0-29-generic.drv'...