these 2 derivations will be built:
  /nix/store/x776r7364bp05xyjjpj9mdzbl1rsfmgn-rootfs-ubuntu-22_04.tar.drv
  /nix/store/vgnl8dj09kbhzffyvwsm1nyma09yyd0d-container-test-ubuntu-22-04-sops-ssh-key.drv