these 2 derivations will be built:
  /nix/store/bqzwbpaz075wzi6skvq0q6slf98mcpan-nix-grpc-store-0.1.0-beta.1.drv
  /nix/store/n2dg8dy3asys3s9w1fdc4bwf21w8kx5h-nix-grpc-store-dispatcher.drv