structuredAttrs is enabled

trying https://static.crates.io/crates/icy_sixel/0.1.3/download
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed

  0      0   0      0   0      0      0      0                              0
100 668.4k 100 668.4k   0      0 840.2k      0                              0
100 668.4k 100 668.4k   0      0 839.6k      0                              0
100 668.4k 100 668.4k   0      0 839.2k      0                              0