There is a new pull request by Anachron against master on the void-packages repository

https://github.com/Anachron/void-packages base16-builder
https://github.com/void-linux/void-packages/pull/20948

New package: base16-builder-rust-0.1.1
Tested on `x86_64`.

A patch file from https://github.com/void-linux/void-packages/pull/20948.patch is attached