these 2 derivations will be built:
  /nix/store/61qqv6qyk9zlv1wabciv3hdkqh7srz5j-iets-fuzzers-0.0.0.drv
  /nix/store/6plvq634wprh2nrhipwx7dqlp20zaq5w-iets-fuzz-eval-check.drv