these 2 derivations will be built:
  /nix/store/i91xs5vvqv4jb35w4h6kkq3cz5gjaqbr-iets-fuzzers-0.0.0.drv
  /nix/store/8fpvp2kdy24fm2aym6884g06inihsiq8-iets-fuzz-parse-check.drv