these 2 derivations will be built:
  /nix/store/bpydybx8409wdfkz0bnly4s6rwbffjdg-iets-fuzzers-0.0.0.drv
  /nix/store/3smdrsr21hdg0l7x370dm9xmw2027k49-iets-fuzz-drv-eval-check.drv