these 2 derivations will be built:
  /nix/store/h90v6f9ixkn9rqk5ysdnsygchikpjbiw-nix-grpc-store-0.1.0.drv
  /nix/store/bdl64nhdqg8rqdgqxhpwb590sqadhid8-nix-grpc-store-dispatcher.drv