What's New in Rust 1.68 and 1.69

Rustacean Station

Content provided by Jon Gjengset and Rustacean Station. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Jon Gjengset and Rustacean Station or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://podcastplayer.com/legal.

2y ago 51:24

MP3•Episode home

Fetch error

Hmmm there seems to be a problem fetching this series right now. Last successful fetch was on October 29, 2025 09:11 (2M ago)

What now? This series will be checked again in the next day. If you believe it should be working, please verify the publisher's feed link below is valid and includes actual episode links. You can contact support to request the feed be immediately fetched.

Jon and Ben discuss the highlights of the 1.68 and 1.69 releases of Rust.

Contributing to Rustacean Station

Rustacean Station is a community project; get in touch with us if you’d like to suggest an idea for an episode or offer your services as a host or audio editor!

Timestamps & referenced resources

[@01:30] - Rust 1.68

[@01:32] - Cargo’s sparse protocol
[@09:28] - Local Pin construction
- Implementation comments
- A fun hack
[@13:56] - Default alloc error handler
- Small allocs in panic handler probably ok
[@18:24] - Stabilized APIs
- impl From for f64
[@19:06] - Changelog deep-dive
- [@19:15] - Stabilize UEFI extern
- [@20:07] - cargo build --verbose
- [@20:50] - home is a cargo crate
- [@21:12] - Cargo.lock for workspace publish
- [@21:35] - Make Context !Send and !Sync

[@24:24] - Rust 1.68.1

[@25:11] - Rust 1.68.2

GitHub announcement

[@26:29] - Rust 1.69.0

[@28:17] - Nice PR#42069
[@29:50] - More cargo fix
[@31:17] - No more debug info for build scripts
- Nicholas Nethercote’s blog
[@34:48] - Stabilized APIs
- CStr::from_bytes_until_nul
[@37:24] - Changelog deep-dive
- [@37:28] - Unaligned references is a hard error now
- [@38:28] - Deriving on packed structs
  - More detailed description
- [@44:51] - Suggest cargo add
- [@45:36] - Search for macros with !
- [@46:10] - Compatibility notes
- [@47:18] - Rust 0.1 release notes

Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infrastructure: Jon Gjengset

Show Notes: Jon Gjengset

Hosts: Jon Gjengset and Ben Striegel

181 episodes

#Jon Gjengset #Rustacean Station #Prog Languages #Tech

What's New in Rust 1.68 and 1.69

Rustacean Station

228 subscribers

published 2y ago

MP3•Episode home