warning: casting to the same type is unnecessary (`u64` -> `u64`)
  --> benchmark/src/perf/mem.rs:62:41
   |
62 |                     mem_usage_list.push(mem_usage as u64);
   |                                         ^^^^^^^^^^^^^^^^ help: try: `mem_usage`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
   = note: `#[warn(clippy::unnecessary_cast)]` on by default

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-http/src/utils/extension.rs:65:19
   |
65 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
66 |         &'s self,
   |          ^^
67 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
   = note: `#[warn(clippy::needless_lifetimes)]` on by default

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-grpc/src/transport/client.rs:118:19
    |
118 |     async fn call<'s, 'cx>(
    |                   ^^  ^^^
119 |         &'s self,
    |          ^^
120 |         cx: &'cx mut ClientContext,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-grpc/src/server/service.rs:124:19
    |
124 |     async fn call<'s, 'cx>(
    |                   ^^  ^^^
125 |         &'s self,
    |          ^^
126 |         cx: &'cx mut ServerContext,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-grpc/src/server/router.rs:97:19
   |
97 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
98 |         &'s self,
   |          ^^
99 |         cx: &'cx mut ServerContext,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-grpc/src/layer/user_agent.rs:38:19
   |
38 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
39 |         &'s self,
   |          ^^
40 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-grpc/src/layer/loadbalance/mod.rs:90:19
   |
90 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
91 |         &'s self,
   |          ^^
92 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-grpc/src/layer/grpc_timeout.rs:98:19
    |
98  |     async fn call<'s, 'cx>(
    |                   ^^  ^^^
99  |         &'s self,
    |          ^^
100 |         cx: &'cx mut Cx,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-grpc/src/layer/cross_origin.rs:27:19
   |
27 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
28 |         &'s self,
   |          ^^
29 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 'cx
   --> volo-grpc/src/client/mod.rs:616:27
    |
616 |               async fn call<'cx>(
    |                             ^^^
617 |                   $self,
618 |                   $cx: &'cx mut crate::context::ClientContext,
    |                         ^^^
...
627 | / impl_client!((self, &mut cx, req) => async move {
628 | |     let has_metainfo = metainfo::METAINFO.try_with(|_| {}).is_ok();
629 | |
630 | |     let mk_call = async { self.transport.call(cx, req).await };
...   |
638 | |     }
639 | | });
    | |__- in this macro invocation
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: this warning originates in the macro `impl_client` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-grpc/src/client/mod.rs:593:27
    |
593 |               async fn call<'s, 'cx>(
    |                             ^^  ^^^
594 |                   &'s $self,
    |                    ^^
595 |                   $cx: &'cx mut crate::context::ClientContext,
    |                         ^^^
...
627 | / impl_client!((self, &mut cx, req) => async move {
628 | |     let has_metainfo = metainfo::METAINFO.try_with(|_| {}).is_ok();
629 | |
630 | |     let mk_call = async { self.transport.call(cx, req).await };
...   |
638 | |     }
639 | | });
    | |__- in this macro invocation
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: this warning originates in the macro `impl_client` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-grpc/src/client/meta.rs:38:19
   |
38 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
39 |         &'s self,
   |          ^^
40 |         cx: &'cx mut ClientContext,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
   = note: `#[warn(clippy::needless_lifetimes)]` on by default

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-thrift/src/server/layer/biz_error.rs:45:19
   |
45 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
46 |         &'s self,
   |          ^^
47 |         cx: &'cx mut ServerContext,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 'cx
   --> volo-thrift/src/client/mod.rs:769:27
    |
769 |               async fn call<'cx>(
    |                             ^^^
770 |                   $self,
771 |                   $cx: &'cx mut crate::context::ClientContext,
    |                         ^^^
...
780 | / impl_client!((self, &mut cx, req) => async move {
781 | |
782 | |     let has_metainfo = metainfo::METAINFO.try_with(|_| {}).is_ok();
...   |
792 | |     }
793 | | });
    | |__- in this macro invocation
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: this warning originates in the macro `impl_client` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-thrift/src/client/mod.rs:745:27
    |
745 |               async fn call<'s, 'cx>(
    |                             ^^  ^^^
746 |                   &'s $self,
    |                    ^^
747 |                   $cx: &'cx mut crate::context::ClientContext,
    |                         ^^^
...
780 | / impl_client!((self, &mut cx, req) => async move {
781 | |
782 | |     let has_metainfo = metainfo::METAINFO.try_with(|_| {}).is_ok();
...   |
792 | |     }
793 | | });
    | |__- in this macro invocation
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: this warning originates in the macro `impl_client` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-thrift/src/client/mod.rs:532:19
    |
532 |     async fn call<'s, 'cx>(
    |                   ^^  ^^^
533 |         &'s self,
    |          ^^
534 |         cx: &'cx mut ClientContext,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo-thrift/src/client/layer/timeout.rs:23:19
   |
23 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
24 |         &'s self,
   |          ^^
25 |         cx: &'cx mut ClientContext,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-thrift/src/transport/pingpong/client.rs:109:19
    |
109 |     async fn call<'s, 'cx>(
    |                   ^^  ^^^
110 |         &'s self,
    |          ^^
111 |         cx: &'cx mut ClientContext,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes

warning: the following explicit lifetimes could be elided: 's, 'cx
   --> volo-thrift/src/transport/multiplex/client.rs:127:19
    |
127 |     async fn call<'cx, 's>(
    |                   ^^^  ^^
128 |         &'s self,
    |          ^^
129 |         cx: &'cx mut ClientContext,
    |              ^^^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
    = note: `#[warn(clippy::needless_lifetimes)]` on by default

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo/src/loadbalance/layer.rs:60:19
   |
60 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
61 |         &'s self,
   |          ^^
62 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
   = note: `#[warn(clippy::needless_lifetimes)]` on by default

warning: the following explicit lifetimes could be elided: 's, 'cx
  --> volo/src/loadbalance/layer.rs:60:19
   |
60 |     async fn call<'s, 'cx>(
   |                   ^^  ^^^
61 |         &'s self,
   |          ^^
62 |         cx: &'cx mut Cx,
   |              ^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
   = note: `#[warn(clippy::needless_lifetimes)]` on by default