this derivation will be built:
  /nix/store/nbnb9sc0yvny90hrhcvwzavhggh6ggbl-uci-router.batch.drv
building '/nix/store/nbnb9sc0yvny90hrhcvwzavhggh6ggbl-uci-router.batch.drv'
uci-router.batch> structuredAttrs is enabled