During March 2026, contributed to the rust-lang/rust repository by enhancing the manual_pop_if lint to improve detection of manual pop usage in Rust collections. The work focused on expanding the lint’s coverage to flag cases where the popped value is used, even when no automated suggestion can be provided, and specifically addressed unsafe patterns involving pop().unwrap_unchecked(). Using Rust and leveraging skills in code analysis and linting, the changes promoted safer and more idiomatic code by reducing the risk of unsafe collection operations. This targeted feature improved guidance for developers and strengthened overall code safety within the Rust ecosystem.