Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/apt/cache.py", line 434, in _get_archive_lock
    fetcher.get_lock(archive_dir)
apt_pkg.Error: E:Could not get lock /target/var/cache/apt/archives/lock - open (11: Resource temporarily unavailable), E:Unable to lock directory /target/var/cache/apt/archives/

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/apt-clone", line 148, in <module>
    args.source, args.destination, new_distro=args.new_distro_codename, protect_installed=protect_installed)
  File "/usr/lib/python3/dist-packages/apt_clone.py", line 501, in restore_state
    self._restore_package_selection(statefile, targetdir, protect_installed, exclude_pkgs)
  File "/usr/lib/python3/dist-packages/apt_clone.py", line 658, in _restore_package_selection
    cache.commit(self.fetch_progress, self.install_progress)
  File "/usr/lib/python3/dist-packages/apt/cache.py", line 623, in commit
    self._get_archive_lock(fetcher)
  File "/usr/lib/python3/dist-packages/apt/cache.py", line 437, in _get_archive_lock
    " %s") % (archive_dir, e))
apt.cache.LockFailedException: Failed to lock archive directory /target/var/cache/apt/archives/:  E:Could not get lock /target/var/cache/apt/archives/lock - open (11: Resource temporarily unavailable), E:Unable to lock directory /target/var/cache/apt/archives/