these 3 derivations will be built:
  /nix/store/mg4xrp9nkx3990hn47riiqw73xg0v36s-iets-fuzzers-0.0.0.drv
  /nix/store/v7kbhhyvml8wmxpspxprkppi6kf36ap8-iets-fuzz-diff-0.0.0.drv
  /nix/store/wjlhf6i52xg2mkx25jfbqca2817hqfir-iets-fuzz-drv-check.drv