[INFO] cloning repository https://github.com/hicqu/tower-grpc-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hicqu/tower-grpc-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftower-grpc-learn", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56130161e362d33ed9c66cad873a3260ead2a3f9
[INFO] checking hicqu/tower-grpc-learn against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftower-grpc-learn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hicqu/tower-grpc-learn
[INFO] finished tweaking git repo https://github.com/hicqu/tower-grpc-learn
[INFO] tweaked toml for git repo https://github.com/hicqu/tower-grpc-learn written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hicqu/tower-grpc-learn on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hicqu/tower-grpc-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "0a239932487a908af78c1493293c6329824f31604da4a1a2f8135081af3a3120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a239932487a908af78c1493293c6329824f31604da4a1a2f8135081af3a3120", kill_on_drop: false }`
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[INFO] [stdout] 145ba7041adb00a5209cf172405ff67c80cb89e924d64d0c61f21be5d35ae956
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[INFO] [stderr]     Checking tower-hyper v0.1.0 (https://github.com/tower-rs/tower-hyper#2eea4b53)
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[INFO] [stderr]     Checking tower-grpc v0.1.1 (https://github.com/tower-rs/tower-grpc#5308ec0d)
[INFO] [stderr]     Checking tower-grpc-build v0.1.0 (https://github.com/tower-rs/tower-grpc#5308ec0d)
[INFO] [stderr]     Checking tower-grpc-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:127:68
[INFO] [stdout]     |
[INFO] [stdout] 127 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 128 | |             Ok(().into())
[INFO] [stdout] 129 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Ok(().into())
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:169:68
[INFO] [stdout]     |
[INFO] [stdout] 169 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 170 | |             Ok(futures::Async::Ready(()))
[INFO] [stdout] 171 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Ok(futures::Async::Ready(()))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 186 | |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout] 187 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:223:74
[INFO] [stdout]     |
[INFO] [stdout] 223 |               fn poll(&mut self) -> futures::Poll<Self::Item, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 224 | |                 use self::Kind::*;
[INFO] [stdout] 225 | |
[INFO] [stdout] 226 | |                 match self.kind {
[INFO] [stdout] ...   |
[INFO] [stdout] 263 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 match self.kind {
[INFO] [stdout] 227 | |                     SayHello(ref mut fut) => {
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:227:46
[INFO] [stdout]     |
[INFO] [stdout] 227 |                       SayHello(ref mut fut) => {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] 230 | |                             ResponseBody { kind: SayHello(body) }
[INFO] [stdout] 231 | |                         });
[INFO] [stdout] 232 | |                         Ok(response.into())
[INFO] [stdout] 233 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:228:51
[INFO] [stdout]     |
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:234:53
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       CStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 235 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 236 | |                         let response = response.map(|body| {
[INFO] [stdout] 237 | |                             ResponseBody { kind: CStreamSayHello(body) }
[INFO] [stdout] 238 | |                         });
[INFO] [stdout] 239 | |                         Ok(response.into())
[INFO] [stdout] 240 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:235:51
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:241:53
[INFO] [stdout]     |
[INFO] [stdout] 241 |                       SStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 242 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 243 | |                         let response = response.map(|body| {
[INFO] [stdout] 244 | |                             ResponseBody { kind: SStreamSayHello(body) }
[INFO] [stdout] 245 | |                         });
[INFO] [stdout] 246 | |                         Ok(response.into())
[INFO] [stdout] 247 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::SStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:242:51
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:248:53
[INFO] [stdout]     |
[INFO] [stdout] 248 |                       BStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 249 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 250 | |                         let response = response.map(|body| {
[INFO] [stdout] 251 | |                             ResponseBody { kind: BStreamSayHello(body) }
[INFO] [stdout] 252 | |                         });
[INFO] [stdout] 253 | |                         Ok(response.into())
[INFO] [stdout] 254 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::BStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:249:51
[INFO] [stdout]     |
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:253:25
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:255:64
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       __Generated__Unimplemented(ref mut fut) => {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 256 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 257 | |                         let response = response.map(|body| {
[INFO] [stdout] 258 | |                             ResponseBody { kind: __Generated__Unimplemented(body) }
[INFO] [stdout] 259 | |                         });
[INFO] [stdout] 260 | |                         Ok(response.into())
[INFO] [stdout] 261 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<()>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:256:51
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:127:68
[INFO] [stdout]     |
[INFO] [stdout] 127 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 128 | |             Ok(().into())
[INFO] [stdout] 129 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Ok(().into())
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:169:68
[INFO] [stdout]     |
[INFO] [stdout] 169 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 170 | |             Ok(futures::Async::Ready(()))
[INFO] [stdout] 171 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Ok(futures::Async::Ready(()))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 186 | |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout] 187 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:223:74
[INFO] [stdout]     |
[INFO] [stdout] 223 |               fn poll(&mut self) -> futures::Poll<Self::Item, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 224 | |                 use self::Kind::*;
[INFO] [stdout] 225 | |
[INFO] [stdout] 226 | |                 match self.kind {
[INFO] [stdout] ...   |
[INFO] [stdout] 263 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 match self.kind {
[INFO] [stdout] 227 | |                     SayHello(ref mut fut) => {
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:227:46
[INFO] [stdout]     |
[INFO] [stdout] 227 |                       SayHello(ref mut fut) => {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] 230 | |                             ResponseBody { kind: SayHello(body) }
[INFO] [stdout] 231 | |                         });
[INFO] [stdout] 232 | |                         Ok(response.into())
[INFO] [stdout] 233 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:228:51
[INFO] [stdout]     |
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-grpc-learn` (bin "client" test) due to 33 previous errors; 5 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-grpc-learn` (bin "server") due to 33 previous errors; 5 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:234:53
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       CStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 235 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 236 | |                         let response = response.map(|body| {
[INFO] [stdout] 237 | |                             ResponseBody { kind: CStreamSayHello(body) }
[INFO] [stdout] 238 | |                         });
[INFO] [stdout] 239 | |                         Ok(response.into())
[INFO] [stdout] 240 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:235:51
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:241:53
[INFO] [stdout]     |
[INFO] [stdout] 241 |                       SStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 242 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 243 | |                         let response = response.map(|body| {
[INFO] [stdout] 244 | |                             ResponseBody { kind: SStreamSayHello(body) }
[INFO] [stdout] 245 | |                         });
[INFO] [stdout] 246 | |                         Ok(response.into())
[INFO] [stdout] 247 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::SStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:242:51
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:248:53
[INFO] [stdout]     |
[INFO] [stdout] 248 |                       BStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 249 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 250 | |                         let response = response.map(|body| {
[INFO] [stdout] 251 | |                             ResponseBody { kind: BStreamSayHello(body) }
[INFO] [stdout] 252 | |                         });
[INFO] [stdout] 253 | |                         Ok(response.into())
[INFO] [stdout] 254 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::BStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:249:51
[INFO] [stdout]     |
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:253:25
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:255:64
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       __Generated__Unimplemented(ref mut fut) => {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 256 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 257 | |                         let response = response.map(|body| {
[INFO] [stdout] 258 | |                             ResponseBody { kind: __Generated__Unimplemented(body) }
[INFO] [stdout] 259 | |                         });
[INFO] [stdout] 260 | |                         Ok(response.into())
[INFO] [stdout] 261 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<()>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:256:51
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^-------------^
[INFO] [stdout]     |                              |   |
[INFO] [stdout]     |                              |   any code following this expression is unreachable
[INFO] [stdout]     |                              unreachable expression
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `tower_grpc::codegen::server::grpc::Never`, which is uninhabited
[INFO] [stdout]    --> src/helloworld.rs:86:34
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:127:68
[INFO] [stdout]     |
[INFO] [stdout] 127 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 128 | |             Ok(().into())
[INFO] [stdout] 129 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Ok(().into())
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:169:68
[INFO] [stdout]     |
[INFO] [stdout] 169 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 170 | |             Ok(futures::Async::Ready(()))
[INFO] [stdout] 171 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Ok(futures::Async::Ready(()))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 186 | |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout] 187 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:223:74
[INFO] [stdout]     |
[INFO] [stdout] 223 |               fn poll(&mut self) -> futures::Poll<Self::Item, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 224 | |                 use self::Kind::*;
[INFO] [stdout] 225 | |
[INFO] [stdout] 226 | |                 match self.kind {
[INFO] [stdout] ...   |
[INFO] [stdout] 263 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 match self.kind {
[INFO] [stdout] 227 | |                     SayHello(ref mut fut) => {
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:227:46
[INFO] [stdout]     |
[INFO] [stdout] 227 |                       SayHello(ref mut fut) => {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] 230 | |                             ResponseBody { kind: SayHello(body) }
[INFO] [stdout] 231 | |                         });
[INFO] [stdout] 232 | |                         Ok(response.into())
[INFO] [stdout] 233 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:228:51
[INFO] [stdout]     |
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:234:53
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       CStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 235 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 236 | |                         let response = response.map(|body| {
[INFO] [stdout] 237 | |                             ResponseBody { kind: CStreamSayHello(body) }
[INFO] [stdout] 238 | |                         });
[INFO] [stdout] 239 | |                         Ok(response.into())
[INFO] [stdout] 240 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:235:51
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:241:53
[INFO] [stdout]     |
[INFO] [stdout] 241 |                       SStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 242 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 243 | |                         let response = response.map(|body| {
[INFO] [stdout] 244 | |                             ResponseBody { kind: SStreamSayHello(body) }
[INFO] [stdout] 245 | |                         });
[INFO] [stdout] 246 | |                         Ok(response.into())
[INFO] [stdout] 247 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::SStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:242:51
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:248:53
[INFO] [stdout]     |
[INFO] [stdout] 248 |                       BStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 249 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 250 | |                         let response = response.map(|body| {
[INFO] [stdout] 251 | |                             ResponseBody { kind: BStreamSayHello(body) }
[INFO] [stdout] 252 | |                         });
[INFO] [stdout] 253 | |                         Ok(response.into())
[INFO] [stdout] 254 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::BStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:249:51
[INFO] [stdout]     |
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:253:25
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:255:64
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       __Generated__Unimplemented(ref mut fut) => {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 256 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 257 | |                         let response = response.map(|body| {
[INFO] [stdout] 258 | |                             ResponseBody { kind: __Generated__Unimplemented(body) }
[INFO] [stdout] 259 | |                         });
[INFO] [stdout] 260 | |                         Ok(response.into())
[INFO] [stdout] 261 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<()>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:256:51
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:127:68
[INFO] [stdout]     |
[INFO] [stdout] 127 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 128 | |             Ok(().into())
[INFO] [stdout] 129 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Ok(().into())
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:169:68
[INFO] [stdout]     |
[INFO] [stdout] 169 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 170 | |             Ok(futures::Async::Ready(()))
[INFO] [stdout] 171 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Ok(futures::Async::Ready(()))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:185:68
[INFO] [stdout]     |
[INFO] [stdout] 185 |           fn poll_ready(&mut self) -> futures::Poll<(), Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________________^
[INFO] [stdout] 186 | |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout] 187 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<()>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             tower::Service::<http::Request<grpc::BoxBody>>::poll_ready(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:223:74
[INFO] [stdout]     |
[INFO] [stdout] 223 |               fn poll(&mut self) -> futures::Poll<Self::Item, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 224 | |                 use self::Kind::*;
[INFO] [stdout] 225 | |
[INFO] [stdout] 226 | |                 match self.kind {
[INFO] [stdout] ...   |
[INFO] [stdout] 263 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 | /                 match self.kind {
[INFO] [stdout] 227 | |                     SayHello(ref mut fut) => {
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:227:46
[INFO] [stdout]     |
[INFO] [stdout] 227 |                       SayHello(ref mut fut) => {
[INFO] [stdout]     |  ______________________________________________^
[INFO] [stdout] 228 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 229 | |                         let response = response.map(|body| {
[INFO] [stdout] 230 | |                             ResponseBody { kind: SayHello(body) }
[INFO] [stdout] 231 | |                         });
[INFO] [stdout] 232 | |                         Ok(response.into())
[INFO] [stdout] 233 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:228:51
[INFO] [stdout]     |
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:232:25
[INFO] [stdout]     |
[INFO] [stdout] 232 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:234:53
[INFO] [stdout]     |
[INFO] [stdout] 234 |                       CStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 235 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 236 | |                         let response = response.map(|body| {
[INFO] [stdout] 237 | |                             ResponseBody { kind: CStreamSayHello(body) }
[INFO] [stdout] 238 | |                         });
[INFO] [stdout] 239 | |                         Ok(response.into())
[INFO] [stdout] 240 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<tower_grpc::server::unary::Once<helloworld::HelloReply>>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:235:51
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:239:25
[INFO] [stdout]     |
[INFO] [stdout] 239 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:241:53
[INFO] [stdout]     |
[INFO] [stdout] 241 |                       SStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 242 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 243 | |                         let response = response.map(|body| {
[INFO] [stdout] 244 | |                             ResponseBody { kind: SStreamSayHello(body) }
[INFO] [stdout] 245 | |                         });
[INFO] [stdout] 246 | |                         Ok(response.into())
[INFO] [stdout] 247 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::SStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:242:51
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:246:25
[INFO] [stdout]     |
[INFO] [stdout] 246 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:248:53
[INFO] [stdout]     |
[INFO] [stdout] 248 |                       BStreamSayHello(ref mut fut) => {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 249 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 250 | |                         let response = response.map(|body| {
[INFO] [stdout] 251 | |                             ResponseBody { kind: BStreamSayHello(body) }
[INFO] [stdout] 252 | |                         });
[INFO] [stdout] 253 | |                         Ok(response.into())
[INFO] [stdout] 254 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<tower_grpc::Encode<<T as helloworld::server::Greeter>::BStreamSayHelloStream>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:249:51
[INFO] [stdout]     |
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:253:25
[INFO] [stdout]     |
[INFO] [stdout] 253 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:255:64
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       __Generated__Unimplemented(ref mut fut) => {
[INFO] [stdout]     |  ________________________________________________________________^
[INFO] [stdout] 256 | |                         let response = try_ready!(fut.poll());
[INFO] [stdout] 257 | |                         let response = response.map(|body| {
[INFO] [stdout] 258 | |                             ResponseBody { kind: __Generated__Unimplemented(body) }
[INFO] [stdout] 259 | |                         });
[INFO] [stdout] 260 | |                         Ok(response.into())
[INFO] [stdout] 261 | |                     }
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<()>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:256:51
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:85:52
[INFO] [stdout]     |
[INFO] [stdout]  85 |             Ok(futures::Async::NotReady) => return Ok(futures::Async::NotReady),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:86:30
[INFO] [stdout]     |
[INFO] [stdout]  86 |             Err(e) => return Err(From::from(e)),
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 256 |                         let response = try_ready!(fut.poll());
[INFO] [stdout]     |                                        ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Async<tower_grpc::codegen::server::http::Response<ResponseBody<T>>>, tower_grpc::codegen::server::grpc::Never>
[INFO] [stdout]    --> src/helloworld.rs:260:25
[INFO] [stdout]     |
[INFO] [stdout] 260 |                         Ok(response.into())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-grpc-learn` (bin "server" test) due to 33 previous errors; 5 warnings emitted
[INFO] [stderr] error: could not compile `tower-grpc-learn` (bin "client") due to 33 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "145ba7041adb00a5209cf172405ff67c80cb89e924d64d0c61f21be5d35ae956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145ba7041adb00a5209cf172405ff67c80cb89e924d64d0c61f21be5d35ae956", kill_on_drop: false }`
[INFO] [stdout] 145ba7041adb00a5209cf172405ff67c80cb89e924d64d0c61f21be5d35ae956
