these 2 derivations will be built:
  /nix/store/1xpb52y424iwlczkwrb9cnn6jkixmxgn-coco-1.1.104+041358.66de1c44636f.drv
  /nix/store/g2bvzbqvx0ds63f45wlyvjqzsfjyzs2i-check-coco.drv