Crate features / io-lifetimes
Feature flags · io-lifetimes 3.0.1 · from crates.io 2026-10-24
io-lifetimes features: what each one does, and the line to copy
Short answerio-lifetimes 3.0.1 has 1 feature. Nothing is on by default: turn on what you use. It needs Rust 1.70 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
close | libc, hermit-abi, windows-sys |
dep:x turns on the optional dependency x; x/y turns on feature y of dependency x (with ?, only if x is already on).
MSRV history
The minimum Rust version io-lifetimes declares (rust-version), and the release that changed it:
- 1.1.0-pre.0 (2023-05-24): Rust 1.63
- 3.0.0 (2025-08-06): Rust 1.70
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p io-lifetimes --precise <version>, or use resolver 3, which picks compatible versions for you.
More on io-lifetimes
Real downloads, dependents and alternatives: io-lifetimes crate data (418.6K real downloads a day, 26 dependents).
docs.rs feature list · crates.io · license Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT · edition 2021
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