structuredAttrs is enabled

trying https://github.com/chrisbra/unicode.vim/archive/762993f8a8070c3126323a076510cf10de2ff3ce.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
100 171.6k   0 171.6k   0      0 449.2k      0                              0
unpacking source archive /nix/var/nix/builds/nix-10478-266473573/download.tar.gz