these 2 derivations will be built:
  /nix/store/mrdy88gxsr71prxx3xki8bf8sg1l0yjj-iets-fuzzers-0.0.0.drv
  /nix/store/kkalhfkjj64nymsz6kah2kkkdj3i6h15-iets-fuzz-nar-check.drv