these 2 derivations will be built:
  /nix/store/2a12arwn0z10zdnkmd3l05b1b60mhq20-rootfs-ubuntu-24_04.tar.drv
  /nix/store/2xhypp6lhxbqxlp5x2hd86yb939mimjj-container-test-ubuntu-24-04-user-packages.drv