these 2 derivations will be built:
  /nix/store/yfry41if8kdprfiyfm8fmby59yh9f2b0-rootfs-ubuntu-26_04.tar.drv
  /nix/store/m97hkchbmnbnvwzq33rcn6a7j6b8z8lb-container-test-ubuntu-26-04-sops-ssh-key.drv