these 3 derivations will be built:
  /nix/store/kw70m1a4hmjnfp27ypr3as9v10rh2rmf-iets-fuzz-diff-0.0.0.drv
  /nix/store/pp6zj54bhvkzsgdfvmgwz2nvm8m2kkf4-iets-fuzzers-0.0.0.drv
  /nix/store/7zylif37k5af81y0g9rl4km9rh3iaxbs-iets-fuzz-drv-check.drv