Rollup merge of #32894 - brson:fixbeta, r=alexcrichton
Rollup merge of #32894 - brson:fixbeta, r=alexcrichton

Fix beta branch

This test tests a message that is only displayed on nightly.

Still testing this locally, but I suspect it's correct. r? @alexcrichton

aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,graydon/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,graydon/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust