these 3 derivations will be built:
  /nix/store/qss2v74lgwa8xxryfycbsn12dqalv022-container-test-driver-0.0.1.drv
  /nix/store/skwbkky1lm04syg2wmbxbynqxqvy2zs9-rootfs-ubuntu-22_04.tar.drv
  /nix/store/bkcfk3kfq0y0wik30p35dc5104m4vspl-container-test-ubuntu-22-04-sops-generate-age-key.drv