TWiR with AI summaries

This Week in Rust 627
Official
Rust's nightly compiler will switch to its own "v0" symbol mangling scheme by default starting November 21, 2025, improving debugging and profiling experience with more informative backtraces for generics and async code.
The Rust Infrastructure Team lead discusses the critical challenges of scaling CI, ensuring supply chain security, and managing exponential traffic for crates.io, underscoring the need for sustained funding and community support.
Rust 1.92 Cargo update details progress on script stabilization, new build-dir layout for caching/locking, a build performance guide, and public dependencies refinements.
Foundation
Christian Legnitto discusses Rust's role in GPU computing, including `rust-gpu` and `rust-cuda`, and building GPU-native software.
Project/Tooling Updates
SeaORM 2.0 introduces nested ActiveModel and cascade operations, enabling atomic saving and deletion of complex relational object graphs with built-in dependency resolution.
Announcing Symbolica 1.0, a Rust/Python library for symbolic and numeric mathematics, now with MIT-licensed Numerica (high-performance math types) and Graphica (graph processing) crates.
Debian's APT is set to require Rust, sparking a contentious debate within the community over ABI stability, static vs. dynamic linking, and implications for traditional distribution packaging.
Observations/Thoughts
Examines Rust's real-time embedded capabilities, covering challenges like critical sections and async/await alongside benefits like `no_std` and compile-time guarantees.
A look at Rust from 2012 purplesyringa.moe
An exploration of early Rust (0.5/0.6) as presented in an old tutorial, highlighting its distinct syntax, memory model, and borrowing rules compared to today's language.
A clean build of two Rust packages finished in 0.20 seconds, highlighting rapid compilation performance.
Netstack.FM is a podcast by the creators of rama™ that explores Rust networking, systems programming, and internet infrastructure through expert interviews and deep dives into projects like Pingora, Tokio, Rustls, and Fuchsia's Netstack3.
Features "Grind", a new Java build tool, and a related video exploring Rust adoption trends.
Rust Walkthroughs
Describes how to create fast, controlled Rust file I/O tests by replacing `std::fs::File` with a `#[cfg(test)]` test double configured via `thread_local!` to simulate various file behaviors and contents.
Practical Rust performance lessons from DataFusion: master HashMap strategies, code specialization, allocation hygiene, and benchmarking for real-world speedups.
Describing binary data with Deku codeconstruct.com.au
Learn to declaratively parse and serialize complex binary formats like ELF headers in Rust using the `deku` crate, featuring dynamic endianness and bit-level field handling.
Miscellaneous
Alex Gaynor has formally stepped down as a co-maintainer of the Rust for Linux kernel code, leaving Miguel Ojeda as the sole official maintainer.
JetBrains showcases diverse open-source projects they support, featuring Rust-based Ratatui for terminal UIs and Biome, both benefiting from IDEs like RustRover.
Toyota's Woven Group is shipping Rust in the 2026 RAV4 infotainment, leading the Safety-Critical Rust Consortium, and seeing significant productivity gains and growing adoption across the automotive stack.