these 2 derivations will be built:
  /nix/store/xn9h92ff4azavmiv2f4grblngwcgcafp-mistral-vibe-3.0.2.drv
  /nix/store/66bpxn4byxc96fj8mx52sqs56d5pwp0q-check-mistral-vibe.drv