these 2 derivations will be built:
  /nix/store/66jg580bs24c1ghqzifsfcs6z9x10rrn-iets-fuzzers-0.0.0.drv
  /nix/store/imm06sim5171jr4vkw5rl5rp0cbd9jqi-iets-fuzz-drv-check.drv