[INFO] cloning repository https://github.com/TimofeySamoilov/Tonic_helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimofeySamoilov/Tonic_helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimofeySamoilov%2FTonic_helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimofeySamoilov%2FTonic_helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eee432b137a5ca3091198c41220791fe4cec7c7c
[INFO] checking TimofeySamoilov/Tonic_helloworld 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%2FTimofeySamoilov%2FTonic_helloworld" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TimofeySamoilov/Tonic_helloworld
[INFO] finished tweaking git repo https://github.com/TimofeySamoilov/Tonic_helloworld
[INFO] tweaked toml for git repo https://github.com/TimofeySamoilov/Tonic_helloworld written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TimofeySamoilov/Tonic_helloworld 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/TimofeySamoilov/Tonic_helloworld 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebf065115e8b3faaa60698e108967b54b6acccdae68c29ac00a33fdc14ca467b
[INFO] running `Command { std: "docker" "start" "-a" "ebf065115e8b3faaa60698e108967b54b6acccdae68c29ac00a33fdc14ca467b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebf065115e8b3faaa60698e108967b54b6acccdae68c29ac00a33fdc14ca467b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf065115e8b3faaa60698e108967b54b6acccdae68c29ac00a33fdc14ca467b", kill_on_drop: false }`
[INFO] [stdout] ebf065115e8b3faaa60698e108967b54b6acccdae68c29ac00a33fdc14ca467b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79a418a9864cfe10b2f8ba954e8ef3ec36f7ec6ccc240c2cd1688d4fb841d61d
[INFO] running `Command { std: "docker" "start" "-a" "79a418a9864cfe10b2f8ba954e8ef3ec36f7ec6ccc240c2cd1688d4fb841d61d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling regex v1.11.0
[INFO] [stderr]    Compiling tempfile v3.13.0
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking tower v0.5.1
[INFO] [stderr]     Checking rdev v0.5.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling prost-derive v0.13.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling pin-project-internal v1.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.6
[INFO] [stderr]    Compiling prost v0.13.3
[INFO] [stderr]    Compiling prost-types v0.13.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost-build v0.13.3
[INFO] [stderr]     Checking axum v0.7.7
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]    Compiling helloworld-tonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v1.5.0
[INFO] [stderr]     Checking hyper-util v0.1.9
[INFO] [stderr]     Checking hyper-timeout v0.5.1
[INFO] [stderr]     Checking tonic v0.12.3
[INFO] [stdout] warning: unused imports: `fmt::Debug` and `string`
[INFO] [stdout]  --> src/client.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, string, thread, time};
[INFO] [stdout]   |           ^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::Debug` and `string`
[INFO] [stdout]  --> src/client.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, string, thread, time};
[INFO] [stdout]   |           ^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     loop {
[INFO] [stdout] 21 | |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout] 22 | |         thread::sleep(interval);
[INFO] [stdout] 23 | |         let request = tonic::Request::new(HelloRequest {name: name.clone(),});
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       tokio::try_join!(f).expect("problem");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/client.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | #[warn(unreachable_code)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     loop {
[INFO] [stdout] 21 | |         name = format!("{:?}", string_clone).to_string();
[INFO] [stdout] 22 | |         thread::sleep(interval);
[INFO] [stdout] 23 | |         let request = tonic::Request::new(HelloRequest {name: name.clone(),});
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 28 |       tokio::try_join!(f).expect("problem");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/client.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | #[warn(unreachable_code)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/client.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let f = tokio::spawn(keyboard(shared_string));
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:246:42
[INFO] [stdout]     |
[INFO] [stdout] 246 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 247 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 248 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 249 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 259 | |                         Ok(res)
[INFO] [stdout] 260 | |                     };
[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<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 265 | |                         let mut response = http::Response::new(empty_body());
[INFO] [stdout] 266 | |                         let headers = response.headers_mut();
[INFO] [stdout] 267 | |                         headers
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |                         Ok(response)
[INFO] [stdout] 278 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/client.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let f = tokio::spawn(keyboard(shared_string));
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helloworld-tonic` (bin "helloworld-client") due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:246:42
[INFO] [stdout]     |
[INFO] [stdout] 246 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 247 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 248 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 249 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 259 | |                         Ok(res)
[INFO] [stdout] 260 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[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<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 265 | |                         let mut response = http::Response::new(empty_body());
[INFO] [stdout] 266 | |                         let headers = response.headers_mut();
[INFO] [stdout] 267 | |                         headers
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |                         Ok(response)
[INFO] [stdout] 278 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helloworld-tonic` (bin "helloworld-server") due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:246:42
[INFO] [stdout]     |
[INFO] [stdout] 246 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 247 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 248 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 249 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 259 | |                         Ok(res)
[INFO] [stdout] 260 | |                     };
[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<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 265 | |                         let mut response = http::Response::new(empty_body());
[INFO] [stdout] 266 | |                         let headers = response.headers_mut();
[INFO] [stdout] 267 | |                         headers
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |                         Ok(response)
[INFO] [stdout] 278 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helloworld-tonic` (bin "helloworld-client" test) due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:246:42
[INFO] [stdout]     |
[INFO] [stdout] 246 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 247 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 248 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 249 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 259 | |                         Ok(res)
[INFO] [stdout] 260 | |                     };
[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<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 265 | |                         let mut response = http::Response::new(empty_body());
[INFO] [stdout] 266 | |                         let headers = response.headers_mut();
[INFO] [stdout] 267 | |                         headers
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |                         Ok(response)
[INFO] [stdout] 278 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body_util::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/helloworld-tonic-06a7998b00f78475/out/helloworld.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `helloworld-tonic` (bin "helloworld-server" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "79a418a9864cfe10b2f8ba954e8ef3ec36f7ec6ccc240c2cd1688d4fb841d61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a418a9864cfe10b2f8ba954e8ef3ec36f7ec6ccc240c2cd1688d4fb841d61d", kill_on_drop: false }`
[INFO] [stdout] 79a418a9864cfe10b2f8ba954e8ef3ec36f7ec6ccc240c2cd1688d4fb841d61d
