these 2 derivations will be built:
  /nix/store/xbkn3i0ha1rj0idflfvvflx9kll9hx93-nix-grpc-store-0.2.3.drv
  /nix/store/77xbvgg8842cm50530vd6s26pljqd9la-nix-grpc-store-dispatcher.drv