structuredAttrs is enabled

trying https://github.com/xtensor-stack/xsimd/archive/refs/tags/14.2.0.tar.gz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
  0      0   0      0   0      0      0      0                              0
100 331.9k   0 331.9k   0      0 546.7k      0                              0
unpacking source archive /build/download.tar.gz