these 3 derivations will be built:
  /nix/store/69zk36y467scwhlz9pjpcdnaddwss0p2-iets-fuzz-diff-0.0.0.drv
  /nix/store/bmr1zcmfsnai72xck58l7w2qz12q4wri-iets-fuzzers-0.0.0.drv
  /nix/store/y07jpjl1k7pf5v1fxnfvf8bi3klmw0n5-iets-fuzz-parse-check.drv