these 2 derivations will be built:
  /nix/store/a7833zkq7r0011pvnaa7xvz7k10289kh-iets-fuzzers-0.0.0.drv
  /nix/store/ldbnk31qkqimjhx0xgssqs0h9jwjr3zk-iets-fuzz-parse-check.drv