try debug

src/client.rs

@@ -280,6 +280,7 @@ impl Stream for CancelOnDropStream {
 		let res = this.stream.poll_next(cx);
 		if matches!(res, Poll::Ready(None)) {
 			if let Some(c) = this.cancel.take() {
+				trace!("defusing cancel request {}", c.id);
 				std::mem::forget(c)
 			}
 		}