ntex::connect::rustls::Connector hangs after handshake about ntex HOT 6 CLOSED

            let mut cert_store = rustls::RootCertStore::empty();
            cert_store.add_server_trust_anchors(webpki_roots::TLS_SERVER_ROOTS.0.iter().map(
                |ta| {
                    rustls::OwnedTrustAnchor::from_subject_spki_name_constraints(
                        ta.subject,
                        ta.spki,
                        ta.name_constraints,
                    )
                },
            ));
            let config = ClientConfig::builder()
                .with_safe_defaults()
                .with_root_certificates(cert_store)
                .with_no_client_auth();
            let _ = ntex::connect::rustls::Connector::<&'static str>::new(config.clone()).clone();
            let factory = ntex::connect::rustls::Connector::from(Arc::new(config)).memory_pool(ntex::util::PoolId::P5);

            let srv = ntex::ServiceFactory::new_service(&factory, ()).await.unwrap();
            // always ready
            assert!(futures::future::lazy(|cx| ntex::Service::poll_ready(&srv, cx)).await.is_ready());
            let result = ntex::Service::call(&srv, ntex::connect::Connect::new("testing.servicebus.windows.net:5671"))
                .await;
            assert!(result.is_ok());