these 2 derivations will be built:
  /nix/store/vhn33dyyvv4ihzdpvvy7i8y3344yn5mx-iets-fuzzers-0.0.0.drv
  /nix/store/75inl43sfk14hfg8yly0sry1ivrq4c1p-iets-fuzz-drv-eval-check.drv