these 3 derivations will be built:
  /nix/store/y3fvadpn2djyh2wizpadmcba7sbvc3q1-driverConfiguration.json.drv
  /nix/store/3n9n532ka8l7my7xxabm3ydc49fsvdjy-nixos-test-driver-nix-grpc-store-upload.drv
  /nix/store/d88mmmr1cy939z2cjnzga14g4gypfq23-vm-test-run-nix-grpc-store-upload.drv