structuredAttrs is enabled

trying https://github.com/microsoft/apm/archive/refs/tags/v0.29.0.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  1.46M   0  1.46M   0      0  1.20M      0           00:01          1.43M
100  7.10M   0  7.10M   0      0  4.88M      0           00:01          1.43M
100  7.10M   0  7.10M   0      0  4.88M      0           00:01          1.43M
100  7.10M   0  7.10M   0      0  4.88M      0           00:01          1.43M
unpacking source archive /nix/var/nix/builds/nix-52643-3354657846/download.tar.gz