# File lib/vagrant-lxc/driver.rb, line 52
      def rootfs_path
        config_entry = config_string.match(/^lxc\.rootfs\s+=\s+(.+)$/)[1]
        case config_entry
        when /^overlayfs:/
          # Split on colon (:), ignoring any colon escaped by an escape character ( \ )
          # Pays attention to when the escape character is itself escaped.
          fs_type, master_path, overlay_path = config_entry.split(/(?<!\\)(?:\\\\)*:/)
          if overlay_path
            Pathname.new(overlay_path)
          else
            # Malformed: fall back to prior behaviour
            Pathname.new(config_entry)
          end
        else
          Pathname.new(config_entry)
        end
      end