these 6 derivations will be built:
  /nix/store/j7pkmf2znf65qynpglj3sf1g5mv0ji4h-iets-0.1.0.drv
  /nix/store/04r021b1v91ixgdbgj5id77pvh0a891f-closure-info.drv
  /nix/store/1p3kwxqlh09qzb12xk40b7x0azvci0f9-test-script.drv
  /nix/store/zmmydw8lq4zwjcjg12nx0sabnsyq1kzm-driverConfiguration.json.drv
  /nix/store/y7bi3s7bvs670yifl2qaxag6hjp4q1hq-nixos-test-driver-iets-flaketest.drv
  /nix/store/jcnjp46f45lz2pipvw0awb1fc7gmkpci-container-test-run-iets-flaketest.drv