these 3 derivations will be built:
  /nix/store/398mkndqwlj4sshvwc1gz1w7lakv2n7l-iets-fuzz-diff-0.0.0.drv
  /nix/store/n3b172lk5qgq823ik231qwh1lw4hikj6-iets-fuzzers-0.0.0.drv
  /nix/store/a1qd157prmfc59psaz9yqgyxhymhxhdk-iets-fuzz-nar-check.drv