these 2 derivations will be built:
  /nix/store/z85jf4h3swdrv5wgz38irdwj0i0gr8pq-coco-1.2.41+180354.07fdf614a037.drv
  /nix/store/8n77sv1acln6rwpf9rkcd886sgsfv9ah-check-coco.drv