structuredAttrs is enabled

trying https://github.com/runetes/maiao/archive/refs/tags/maiao-v1.5.0.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
  0      0   0      0   0      0      0      0                              0
  0      0   0      0   0      0      0      0                              0

  0      0   0      0   0      0      0      0                              0
100 237.4k   0 237.4k   0      0 479.3k      0                              0
100 237.4k   0 237.4k   0      0 479.2k      0                              0
100 237.4k   0 237.4k   0      0 479.2k      0                              0
unpacking source archive /nix/var/nix/builds/nix-65313-3205878442/download.tar.gz