structuredAttrs is enabled

trying https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.31.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  30747 100  30747   0      0 430.6k      0                              0