January 2026 performance summary focused on cross-crate trait method import reliability to boost IDE code completion and developer productivity. Implemented deref_chain-aware logic to include the ADT-defining crates when evaluating trait applicability, across two repositories. This delivered more accurate cross-crate trait imports and improved code completion in multi-crate Rust projects. Added tests validating cross-crate trait method imports in rust-analyzer, reinforcing correctness across different crates. Fixed deref_chain resolution to reference the crate where an ADT is defined in both repos, reducing incorrect imports and boosting reliability of IDE assistance. Tech emphasis: Rust, Rust Analyzer, trait resolution, deref_chain processing, and cross-crate testing.