{"ast_node_type":"variable","tokens":[{"end":64,"kind":"keyword","start":0,"text":"let"}]}
    let name = trait_.name(db).display(db, edition).to_string();
fn trait_name(trait_: &hir::Trait, db: &RootDatabase, edition: Edition) -> Option<String> {
    if USELESS_TRAITS.contains(&name.as_str()) {