these 6 derivations will be built:
  /nix/store/0d9xixykl9pb3y5ax95ggypg6685fsk9-iets-0.1.0.drv
  /nix/store/rrxnxcdkxg6ni6wfphcyn89a7mb75yqn-closure-info.drv
  /nix/store/8wygpl43d9yx3794i537z1ha0alg68h6-test-script.drv
  /nix/store/icvqkcsf9ycrgwrvgb07gq7y9c03lacv-driverConfiguration.json.drv
  /nix/store/mzwcy0digjm26yh841dagy143bx8xf3v-nixos-test-driver-iets-flaketest.drv
  /nix/store/3dfvcm4w2mq89cvbp0nv9mb0wyn74qh5-container-test-run-iets-flaketest.drv