these 3 derivations will be built:
  /nix/store/z8psz6h1yg1p23j1xyqpfmywi2y9pk15-coco-1.2.18-2B192728.aa2238062732-linux-amd64.tar.gz.drv
  /nix/store/4i1gc0gzy07q6r7zb92vm701anksjk33-coco-1.2.18+192728.aa2238062732.drv
  /nix/store/gg1xpfq7fk9piys6qynbxn5c1zrhf58h-check-coco.drv