these 6 derivations will be built:
  /nix/store/kmnz54srl5xfqnidr2xfr913c10cvr4z-iets-0.1.0.drv
  /nix/store/8cj4klwi2cxj5qb2nwvsfjbii3hx44nb-closure-info.drv
  /nix/store/9c3jn23nz9zj4fx13jfa9cagsakmwckb-test-script.drv
  /nix/store/vbgvkpaasw6y0vl7pys6lnqyahbhfn09-driverConfiguration.json.drv
  /nix/store/ifksg20nc3mjlk5fg5ji501vra78dhcz-nixos-test-driver-iets-grpc-e2e.drv
  /nix/store/ljdqcxnl6zww41mb8rsmrhfpfnyyllb9-container-test-run-iets-grpc-e2e.drv