these 2 derivations will be built:
  /nix/store/qbnmp950asj93b9rby0sc2lwzc6l08dj-iets-fuzzers-0.0.0.drv
  /nix/store/1k3kd9kqg7vll81v8m7dymwswz515va4-iets-fuzz-wire-check.drv