these 2 derivations will be built:
  /nix/store/njjlc9jclyaylz5sjh35lrsnim0mka8g-container-test-driver-0.0.1.drv
  /nix/store/fbi7am20lrnzb6c5bvvxbq99x6gmavi9-container-test-debian-13-empty-config.drv