these 2 derivations will be built:
  /nix/store/y6bhi3mg9746d99fs2nsygm2xhg2v918-nix-grpc-store-0.2.0.drv
  /nix/store/za98damacwcvr31iw9hva0ny2axv16v5-nix-grpc-store-dispatcher.drv