these 2 derivations will be built:
  /nix/store/v909qrg1ad0vi7b440g9vcqi01072380-iets-fuzzers-0.0.0.drv
  /nix/store/hccnmvwrxximwvg0pm27fara4kf7i38m-iets-fuzz-drv-check.drv