these 6 derivations will be built:
  /nix/store/ppmgdmn16zkzynksd03qyhym3z1b9pgq-iets-0.1.0.drv
  /nix/store/ad5iy27l2palxpl445syzsps0dsc1ca3-closure-info.drv
  /nix/store/f6qj1qm1x5is7jyrbbpk1bw56i70d2va-test-script.drv
  /nix/store/ikys8g2n1kyfac6w1rk8rsj0ggxmbizd-driverConfiguration.json.drv
  /nix/store/gn3q19igwryx8b2pgrkh4byl3r4jr118-nixos-test-driver-iets-flaketest.drv
  /nix/store/idzfzgzj6z7dlsnaqggwfkgdy80xcwzh-container-test-run-iets-flaketest.drv