structuredAttrs is enabled

trying https://static.crates.io/crates/ringbuffer-spsc/ringbuffer-spsc-0.1.15.crate
  % 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  12245 100  12245   0      0 344.0k      0                              0
100  12245 100  12245   0      0 342.9k      0                              0
100  12245 100  12245   0      0 342.6k      0                              0