these 2 derivations will be built:
  /nix/store/dv7ydm69398q8xvl429qxncmqg4pcacf-nix-grpc-store-0.2.3.drv
  /nix/store/l4wz2qnlw6lz3lv8x4nd8cyjbq6y38li-nix-grpc-store-dispatcher.drv