these 2 derivations will be built:
  /nix/store/1pkrv8gzla9i5s6b79zw0qz2wmpfswgy-nix-grpc-store-0.1.0.drv
  /nix/store/gkkz35cpj81s9wjhpf4gg5dp1lxmw1ka-nix-grpc-store-dispatcher.drv