these 3 derivations will be built:
  /nix/store/25i56lgvh80k6nh3f9gzgarz62vizasg-iets-fuzzers-0.0.0.drv
  /nix/store/vk8x5k8ippvx3kcck9qzlxkmg2n7b7j3-iets-fuzz-diff-0.0.0.drv
  /nix/store/jf6xsxin3pqyrskl0hlfvpjf8n5666hy-iets-fuzz-nar-check.drv