these 3 derivations will be built:
  /nix/store/12pnqy5svq3kl26z4lz5rpanpsljjcgg-iets-fuzzers-0.0.0.drv
  /nix/store/62xwwb2h84dqcnymclka9fsbcs3r4mcn-iets-fuzz-diff-0.0.0.drv
  /nix/store/w2gy6lyjqz0dpwfx93cjwf4qvhrbj41q-iets-fuzz-parse-check.drv