1.12.0 was [released in June 2022](https://github.com/async-rs/async-std/releases/tag/v1.12.0), it's been over 2 years. [This issue](https://github.com/sunfishcode/io-lifetimes/issues/38) is tracking crates with `async-std` as one blocker waiting on a release for a [`async-std` PR that was merged back in May 2023](https://github.com/async-rs/async-std/pull/1036).