these 2 derivations will be built:
  /nix/store/yy1vmg4yk74rajlvldf7xvnv06hamyn1-nix-grpc-store-0.2.3.drv
  /nix/store/ahfs3jd1xqnwicwfik4yax9n6jhh1aam-nix-grpc-store-dispatcher.drv