these 3 derivations will be built:
  /nix/store/0z0vnfii8dx2x0r246hp344v0zyl8gkw-iets-fuzz-diff-0.0.0.drv
  /nix/store/ygd652x561j59wymdpa0x8k6728f0a4f-iets-fuzzers-0.0.0.drv
  /nix/store/jhl0x9g0sw42wwf8jlj7cwy5a97l6x4p-iets-fuzz-parse-check.drv