these 5 derivations will be built:
  /nix/store/1489w9zgiyqm6swpwyqgz60r2nvxrk9w-closure-info.drv
  /nix/store/b28lcnf3d27ygp129g2523rndkiwx99p-test-script.drv
  /nix/store/b7105z7hg8n8r0x7g8y3lgxy5dnh9gd7-driverConfiguration.json.drv
  /nix/store/qizaziwc7gncim36d7lcynbpjl5y4mxh-nixos-test-driver-iets-cachetest.drv
  /nix/store/z0p50r7hd6cmpsdf5l0smknsk71h96z3-container-test-run-iets-cachetest.drv