structuredAttrs is enabled

trying https://registry.npmjs.org/@rollup/plugin-terser/-/plugin-terser-1.0.0.tgz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100   6376 100   6376   0      0  91059      0                              0