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/s7vy1nj357gg1w6a3bq9zvd5iq7h5pai-iets-fuzz-parse-check.drv