these 2 derivations will be built:
  /nix/store/jg5256f4rsrqznn25frdj3zxpnrbwvh7-opencodex-2.84.0.drv
  /nix/store/qdjzz8v7rpwbxqcv8gr6kkcaqhq1hpv6-check-opencodex.drv