these 3 derivations will be built:
  /nix/store/9jg1x5gqk2356sw9jczj8r46dwmwypxv-iets-fuzzers-0.0.0.drv
  /nix/store/n8rixr18c5xrpzwxmm7wmcl752wvbg9r-iets-fuzz-diff-0.0.0.drv
  /nix/store/67l00viyd0jzlh2g9a31j43mpndf8zs0-iets-fuzz-eval-check.drv