these 3 derivations will be built:
  /nix/store/k4l83v7zi7c78w35pi04rl5k1h7f7mjw-iets-fuzzers-0.0.0.drv
  /nix/store/nyxdcla4i0ml8d6ynzkz01qfxlkxs1h9-iets-fuzz-diff-0.0.0.drv
  /nix/store/v9q3nvdzdcyb0lazz359ark2h4gmvqj6-iets-fuzz-drv-check.drv