structuredAttrs is enabled

trying https://addons.mozilla.org/firefox/downloads/file/4900467/tree_style_tab-4.3.6.xpi
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  1.23M 100  1.23M   0      0 553.1k      0   00:02   00:02         620.5k