structuredAttrs is enabled

trying https://github.com/mistralai/mistral-vibe/archive/refs/tags/v2.23.3.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  1.58M   0  1.58M   0      0  2.69M      0                              0
unpacking source archive /nix/var/nix/builds/nix-38008-1635288683/download.tar.gz