these 2 derivations will be built:
  /nix/store/3sj2is80wih7j414xknjgdcji74n5fqq-nix-grpc-store-0.2.3.drv
  /nix/store/scy5vpycn5bg1lz8502racxp9ca8z7cr-nix-grpc-store-dispatcher.drv