these 2 derivations will be built:
  /nix/store/jvbdkf3hj0lj02szq66amzcsdkw2ngdq-iets-fuzzers-0.0.0.drv
  /nix/store/v0p5cmdrdxy28m406jb6gw9zsfrnz9x4-iets-fuzz-drv-eval-check.drv