Sorry, I didn't take note of the distro you're using. Here's a link to info2html's Sourceforge page
. Its a perl script so should be OK on your system. As far as html=>pdf goes, I see there's an Arch package called wkhtmltopdf for example, & you probably could use Libre Office or similar to read html & output pdf.
Its quite cool though in a browser, you can navigate through the index (of man as well, with man2html) & I'm using apache to serve the pages. You get a main contents page with a search & lookup box. I'm not running the info version ATM, just man2html, but its similar.
There is the "info -o --output=FILENAME" command as well, which has text output