structuredAttrs is enabled

trying https://github.com/imageworks/pystring/archive/a09708a4870db7862e1a1aa42658c8e6e36547e7.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  20033   0  20033   0      0  37627      0                              0
unpacking source archive /build/download.tar.gz