these 2 derivations will be built:
  /nix/store/bjqq4la3ywy0dyqmfjg7dz1mhfc4mga7-nix-grpc-store-fuzzers-0.1.0.drv
  /nix/store/1nmpmg91dkd0y8kygjg6fnbh6zkglgll-nix-grpc-store-fuzz-smoke.drv