{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"self.probe_builtin_trait_candidate(BuiltinImplSource::Misc).enter(|ecx|"}]}
        self.probe_builtin_trait_candidate(BuiltinImplSource::Misc).enter(|ecx| {
            // Check that the type implements all of the predicates of the trait object.