these 2 derivations will be built:
  /nix/store/njjlc9jclyaylz5sjh35lrsnim0mka8g-container-test-driver-0.0.1.drv
  /nix/store/145jqpzps7664xfzngamkh6xgfp2087a-container-test-debian-13-user-packages.drv