Due to an influx of spam, we have had to temporarily disable account registrations. Please write an email to accountsupport@archlinux.org, with your desired username, if you want to get access. Sorry for the inconvenience.
https://github.com/mysql/mysql-workbench/commit/666b150bf266112a3d0dd38f432fbb2b21c785f2 https://archlinux.org/todo/move-to-pcre2/