these 2 derivations will be built:
  /nix/store/bfikg1i40dlbfs95c0srd3qg0wwfwyzz-nix-grpc-store-fuzzers-0.2.1.drv
  /nix/store/3alvw5mqicyh2lfqgk1rxqv6hrfm2s62-nix-grpc-store-fuzz-smoke.drv