these 2 derivations will be built:
  /nix/store/xm8g1hj6yw5zznwjx13ydj3i1vr2ggfm-llm-agents-site.drv
  /nix/store/kfs7j0rhf9pjm26vm7rmcw6l5k29i5rk-check-site.drv