these 3 derivations will be built:
  /nix/store/6jkhngbspphdd6b1rj7n6sw302lapypc-iets-fuzzers-0.0.0.drv
  /nix/store/8498491yh9bv3ip4c2ybzmcg6z9hs4xz-iets-fuzz-diff-0.0.0.drv
  /nix/store/mpcapabmq51ywl86qjxpmlk7vzvbj0d8-iets-fuzz-drv-eval-check.drv