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/0x26z5aq3183jkr87pbf8z0iv00xmvk6-iets-fuzz-eval-check.drv