{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"for"}]}
    for (predicate, span) in impl_m_own_bounds {
    let impl_m_own_bounds = impl_m_predicates.instantiate_own_identity();
        let normalize_cause = traits::ObligationCause::misc(span, impl_m_def_id);