these 3 derivations will be built:
  /nix/store/c5cw5rvg82i1g55bmxrzrijprbpqjkzd-iets-fuzzers-0.0.0.drv
  /nix/store/czz6vgmadvvmlj37kqv1vlds82amxjh2-iets-fuzz-diff-0.0.0.drv
  /nix/store/kbkxlfb5mh40bnw6h9dyxi7b7fwjnn0d-iets-fuzz-eval-check.drv