these 2 derivations will be built:
  /nix/store/2ni6ih3sryxgb328w8wzsi12cyn82qm9-nix-grpc-store-fuzzers-0.2.1.drv
  /nix/store/qvpnmvz1hxnir3ppsxmxjbiz9dkiy8dn-nix-grpc-store-fuzz-smoke.drv