{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"LangItem::Coroutine"}]}
        LangItem::Coroutine => WellKnownTrait::Coroutine,
        LangItem::AsyncFnOnce => WellKnownTrait::AsyncFnOnce,
        LangItem::Sized => WellKnownTrait::Sized,