these 2 derivations will be built:
  /nix/store/p6w3zj494q8yga68gig9qj33dps5xgbz-coco-1.1.104+041358.66de1c44636f.drv
  /nix/store/fm177kacjmn8v4xm4v2499vi6k513ps3-check-coco.drv