these 3 derivations will be built:
  /nix/store/4yp7v3swiqnfpdmmkvf9vqkyz3vc1dhs-iets-fuzzers-0.0.0.drv
  /nix/store/chdqjfpjlhmwhayb6whmpc7lnwdqlhha-iets-fuzz-diff-0.0.0.drv
  /nix/store/4fcaddpwkh1m7vcaq3h8a1vh63gqvnaa-iets-fuzz-drv-check.drv