these 2 derivations will be built:
  /nix/store/bkrd3bc6jm4wk3xjp9b7papajdiyzqfs-nix-grpc-store-0.2.3.drv
  /nix/store/9hxq67v4r23f7j4h6m06kjkn642cc7vx-nix-grpc-store-dispatcher.drv