The following bug has been logged on the website:
Bug reference: 14743
Logged by: Basil Bourque
Email address: basil(dot)bourque(at)gmail(dot)com
PostgreSQL version: 10beta2
Operating system: macOS
Description:
This page titled "HowToBetaTest":
https://wiki.postgresql.org/wiki/HowToBetaTest
…lists a series of items to be testing in version 9.6 rather than version
10.0.