these 6 derivations will be built:
  /nix/store/7pr82zr78p3nmsxsk2f9mjrv1rdc652f-iets-0.1.0.drv
  /nix/store/zfw9wq8j3s6ji356wamzfqd74g25sgpy-closure-info.drv
  /nix/store/0c14za90mh3g02r2x3lwipy4gbqw8nxi-test-script.drv
  /nix/store/v619lhzvlrv4m7yx236sljk5zfv8vjym-driverConfiguration.json.drv
  /nix/store/ggwy0pwb03x29kphyhf4nn6zdmrsw73h-nixos-test-driver-iets-plumbing-e2e.drv
  /nix/store/fy5vzbsfn38pzcqhls59n5d5iv9bhki2-container-test-run-iets-plumbing-e2e.drv