these 2 derivations will be built:
  /nix/store/n37f7pbmzqii2bbyfjzkwrzpnp2bdan0-nix-grpc-store-0.2.3.drv
  /nix/store/99cn1rhmd7liphrrsmhz942p2rfdsa5c-nix-grpc-store-dispatcher.drv