Jon and Ben discuss the highlights of the 1.60 and 1.61 releases of Rust.

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Timestamps & referenced resources

[@01:15] - Rust 1.60


[@01:45] - Source-Based Code Coverage

-Cinstrument-coverage documentation
grcov
cargo-llvm-cov


[@08:21] - cargo --timings

Example output for Cargo build
Cargo documentation


[@10:21] - New syntax for Cargo features

Optional dependencies
Dependency features


[@17:06] - Incremental compilation status

Incremental disabled in 1.59


[@20:06] - Instant monotonicity guarantees

“And now we come upon a sad state of affairs”
PR moving from Mutex to AtomicU64
PR removing backsliding protection


[@26:01] - Stabilized APIs

Arc::new_cyclic

Source for Arc::new_cyclic


<[u8]>::escape_ascii
usize::abs_diff


[@32:27] - Changelog deep-dive

Stabilize #[cfg(panic = "..")]
Port cargo from toml-rs to toml_edit

toml_edit crate


Adding OpenWRT target

OpenWRT






[@36:59] - Rust 1.61


[@36:59] - Custom exit codes from main

Termination
ExitCode
Why ExitCode is opaque
try_trait_v2


[@45:05] - More capabilities for const fn

Meta tracking issue for const fn


[@52:20] - Static handles for locked stdio

Stdout::lock


[@54:33] - Stabilized APIs

Vec::retain_mut
<*const T>::offset


[@59:22] - Changelog deep-dive

std::thread::available_parallelism

Respecting Linux cgroups
Cargo dropping num_cpus


Sparse registries RFC

Implementation
Call for testing


Linux baseline requirements bump

Likely landing in 1.64


Compatibility Notes
#[ignore = ".."]
Removing “everybody loops”

When rustdoc stopped looping everybody






[@1:12:55] - Rust 2024 Roadmap


Living roadmap


Credits

Intro Theme: Aerocity

Audio Editing: Aerocity

Hosting Infrastructure: Jon Gjengset

Show Notes: Jon Gjengset

Hosts: Jon Gjengset and Ben Striegel