203                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a1()  argument
207                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a2()  argument
211                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a3()  argument
215                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a4()  argument
219                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a5()  argument
223                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a6()  argument
227                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a7()  argument
231                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a8()  argument
242                 ) -> impl ::core::future::Future<Output = ()> + Send;  in a9()  argument
243                 fn r1(&mut self) -> impl ::core::future::Future<Output = u8> + Send;  in r1()  argument
244                 fn r2(&mut self) -> impl ::core::future::Future<Output = i8> + Send;  in r2()  argument
245                 fn r3(&mut self) -> impl ::core::future::Future<Output = u16> + Send;  in r3()  argument
246                 fn r4(&mut self) -> impl ::core::future::Future<Output = i16> + Send;  in r4()  argument
247                 fn r5(&mut self) -> impl ::core::future::Future<Output = u32> + Send;  in r5()  argument
248                 fn r6(&mut self) -> impl ::core::future::Future<Output = i32> + Send;  in r6()  argument
249                 fn r7(&mut self) -> impl ::core::future::Future<Output = u64> + Send;  in r7()  argument
250                 fn r8(&mut self) -> impl ::core::future::Future<Output = i64> + Send;  in r8()  argument
253                 ) -> impl ::core::future::Future<Output = (i64, u8)> + Send;  in pair_ret()  argument
259                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a1()  argument
265                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a2()  argument
271                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a3()  argument
277                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a4()  argument
283                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a5()  argument
289                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a6()  argument
295                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a7()  argument
301                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a8()  argument
314                 ) -> impl ::core::future::Future<Output = ()> + Send {  in a9()  argument
317                 fn r1(&mut self) -> impl ::core::future::Future<Output = u8> + Send {  in r1()  argument
320                 fn r2(&mut self) -> impl ::core::future::Future<Output = i8> + Send {  in r2()  argument
323                 fn r3(&mut self) -> impl ::core::future::Future<Output = u16> + Send {  in r3()  argument
326                 fn r4(&mut self) -> impl ::core::future::Future<Output = i16> + Send {  in r4()  argument
329                 fn r5(&mut self) -> impl ::core::future::Future<Output = u32> + Send {  in r5()  argument
332                 fn r6(&mut self) -> impl ::core::future::Future<Output = i32> + Send {  in r6()  argument
335                 fn r7(&mut self) -> impl ::core::future::Future<Output = u64> + Send {  in r7()  argument
338                 fn r8(&mut self) -> impl ::core::future::Future<Output = i64> + Send {  in r8()  argument
343                 ) -> impl ::core::future::Future<Output = (i64, u8)> + Send {  in pair_ret()  argument