Rollup merge of #28186 - thomas07vt:thomas07vt-patch-trpl-rust-inside-other-languages.md, r=steveklabnik
Rollup merge of #28186 - thomas07vt:thomas07vt-patch-trpl-rust-inside-other-languages.md, r=steveklabnik

The embed rust file that we compile prints out 'Thread finished..' messages along with a 'done!' r? @steveklabnik

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