structuredAttrs is enabled

trying https://github.com/trimesh/embreex/archive/refs/tags/4.4.0.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           00:01              0
100  14995   0  14995   0      0   8508      0           00:01              0
unpacking source archive /build/download.tar.gz