these 5 derivations will be built:
  /nix/store/s9g8lsd9m0r754l9ynmmd5afmh5073bl-nix-grpc-e2e.drv
  /nix/store/aw1bhlbyv2chcip39sv6wap8azpm1mdk-test-script.drv
  /nix/store/d6lr0nrcjyr0pi2kj35mca86f78mpp9s-driverConfiguration.json.drv
  /nix/store/w7a2ah6dy3m6i94j6m628lv5aj7zrw1f-nixos-test-driver-nix-grpc-store.drv
  /nix/store/bs96p6qwhs6729y4kgh8yyq334hqncm9-vm-test-run-nix-grpc-store.drv