these 3 derivations will be built:
  /nix/store/qj3yq9h2bgb184fnpp62pkkqwikv6cdm-iets-fuzz-diff-0.0.0.drv
  /nix/store/ynlc53jip01gfrfbivxg5k6dbcyd681j-iets-fuzzers-0.0.0.drv
  /nix/store/2hrm9rb6prnh3h48y8b3z18g6fbwv75c-iets-fuzz-drv-check.drv