these 3 derivations will be built:
  /nix/store/miy216cr09gpvy7adqx6dpfr66kzhami-driverConfiguration.json.drv
  /nix/store/2w2pvzx0v69zfn2bdfx7i24kivfzvsba-nixos-test-driver-nix-grpc-store-upload.drv
  /nix/store/jmcikzivafrqg0ak0ijfcib9gm9g31wr-vm-test-run-nix-grpc-store-upload.drv