> As of edition 2018, region inference is done using Non-lexical lifetimes,
> which is described in the guide and [this RFC].
-[rustc guide]: https://rust-lang.github.io/rustc-guide/mir/borrowck.html
+[rustc guide]: https://rust-lang.github.io/rustc-guide/borrow_check/region_inference.html
[this RFC]: https://github.com/rust-lang/rfcs/blob/master/text/2094-nll.md
## Terminology