these 6 derivations will be built:
  /nix/store/saph1kfaaxlq0p3cwygzjc425w73rp0q-iets-0.1.0.drv
  /nix/store/7f8xzj9qgkqzcyj70lgr1c8n0pdriv71-closure-info.drv
  /nix/store/rannkwqm16kl65bhjlj8qbzadq618l6v-test-script.drv
  /nix/store/vhw7cw4hzhqfpb0pylg65mm12h779my3-driverConfiguration.json.drv
  /nix/store/qsyr3x5g08fbkfj6qgr7dzrf7idndz46-nixos-test-driver-iets-flaketest.drv
  /nix/store/gahqnvjbsys5gx329dcsb519xxd4f03d-container-test-run-iets-flaketest.drv