these 6 derivations will be built:
  /nix/store/mgqwdjd037g975r5f91s34fmdfyd22g3-iets-0.1.0.drv
  /nix/store/1wjrn6cm0zzwklrfs8a4lasz90jwrzyg-closure-info.drv
  /nix/store/2aw8ispsflgy259m9sybzqx5sa0bgfrx-test-script.drv
  /nix/store/rrmgw2ng404q7zv0b1spv4njy61pcrb6-driverConfiguration.json.drv
  /nix/store/r98x8as2k5drpsjnbr4rplv0az33n001-nixos-test-driver-iets-flaketest.drv
  /nix/store/11jcdmkbwl3hlp7ka5zgi8lsayfyrjqk-container-test-run-iets-flaketest.drv