During January 2026, Dmytro Khort contributed to the rust-lang/rust repository by developing a safety-focused lint targeting CString and CStr length usage. He implemented a code analysis tool in Rust that recommends using the safer count_bytes() method instead of the potentially unsafe libc::strlen, thereby reducing reliance on unsafe function calls. The lint was designed to be MSRV-aware, ensuring it only triggers when the minimum supported Rust version includes count_bytes(). Dmytro updated the relevant tests to verify the lint’s behavior and integrated the feature into the existing linting framework, demonstrating a focused approach to code safety and maintainability.