these 2 derivations will be built:
  /nix/store/390adziqkv8y1i4l3fwp82fwd9mnazf2-iets-fuzzers-0.0.0.drv
  /nix/store/wnxd957alk9m0f2k9h63vy7b2kb8dm2q-iets-fuzz-drv-check.drv