[INFO] cloning repository https://github.com/georgeliao/grpc_hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/georgeliao/grpc_hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgeliao%2Fgrpc_hello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeorgeliao%2Fgrpc_hello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1804f561275d0f0830cf2aa47f62225dd074e28
[INFO] checking georgeliao/grpc_hello_world 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%2Fgeorgeliao%2Fgrpc_hello_world" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/georgeliao/grpc_hello_world
[INFO] finished tweaking git repo https://github.com/georgeliao/grpc_hello_world
[INFO] tweaked toml for git repo https://github.com/georgeliao/grpc_hello_world written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/georgeliao/grpc_hello_world 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/georgeliao/grpc_hello_world 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] aa0fad1e1938ff8b784292931784809dffc09683b70bb4d9f8c26f39027647b0
[INFO] running `Command { std: "docker" "start" "-a" "aa0fad1e1938ff8b784292931784809dffc09683b70bb4d9f8c26f39027647b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa0fad1e1938ff8b784292931784809dffc09683b70bb4d9f8c26f39027647b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0fad1e1938ff8b784292931784809dffc09683b70bb4d9f8c26f39027647b0", kill_on_drop: false }`
[INFO] [stdout] aa0fad1e1938ff8b784292931784809dffc09683b70bb4d9f8c26f39027647b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e6b9f7587ac398b1c8202e147ba25e21f3251de6f72d606fc5fd4e5cbb164452
[INFO] running `Command { std: "docker" "start" "-a" "e6b9f7587ac398b1c8202e147ba25e21f3251de6f72d606fc5fd4e5cbb164452", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]     Checking axum-core v0.5.2
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v21.0.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tonic-build v0.14.1
[INFO] [stderr]     Checking rustls-webpki v0.103.4
[INFO] [stderr]     Checking rcgen v0.14.3
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling prost v0.14.1
[INFO] [stderr]    Compiling prost-types v0.14.1
[INFO] [stderr]    Compiling prost-build v0.14.1
[INFO] [stderr]    Compiling tonic-prost-build v0.14.1
[INFO] [stderr]    Compiling grpc_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking axum v0.8.4
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking hyper-timeout v0.5.2
[INFO] [stderr]     Checking tonic v0.14.1
[INFO] [stderr]     Checking tonic-prost v0.14.1
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:243:42
[INFO] [stdout]     |
[INFO] [stdout] 243 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 244 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 245 | |                         let codec = tonic_prost::ProstCodec::default();
[INFO] [stdout] 246 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |                         Ok(res)
[INFO] [stdout] 257 | |                     };
[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<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:256:25
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:261:41
[INFO] [stdout]     |
[INFO] [stdout] 261 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 262 | |                         let mut response = http::Response::new(
[INFO] [stdout] 263 | |                             tonic::body::Body::default(),
[INFO] [stdout] 264 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 276 | |                         Ok(response)
[INFO] [stdout] 277 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:243:42
[INFO] [stdout]     |
[INFO] [stdout] 243 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 244 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 245 | |                         let codec = tonic_prost::ProstCodec::default();
[INFO] [stdout] 246 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |                         Ok(res)
[INFO] [stdout] 257 | |                     };
[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<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:256:25
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:261:41
[INFO] [stdout]     |
[INFO] [stdout] 261 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 262 | |                         let mut response = http::Response::new(
[INFO] [stdout] 263 | |                             tonic::body::Body::default(),
[INFO] [stdout] 264 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 276 | |                         Ok(response)
[INFO] [stdout] 277 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc_hello_world` (bin "helloworld-server") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `grpc_hello_world` (bin "helloworld-server" test) due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:243:42
[INFO] [stdout]     |
[INFO] [stdout] 243 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 244 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 245 | |                         let codec = tonic_prost::ProstCodec::default();
[INFO] [stdout] 246 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |                         Ok(res)
[INFO] [stdout] 257 | |                     };
[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<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:256:25
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:261:41
[INFO] [stdout]     |
[INFO] [stdout] 261 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 262 | |                         let mut response = http::Response::new(
[INFO] [stdout] 263 | |                             tonic::body::Body::default(),
[INFO] [stdout] 264 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 276 | |                         Ok(response)
[INFO] [stdout] 277 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:243:42
[INFO] [stdout]     |
[INFO] [stdout] 243 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 244 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 245 | |                         let codec = tonic_prost::ProstCodec::default();
[INFO] [stdout] 246 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |                         Ok(res)
[INFO] [stdout] 257 | |                     };
[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<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:256:25
[INFO] [stdout]     |
[INFO] [stdout] 256 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:261:41
[INFO] [stdout]     |
[INFO] [stdout] 261 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 262 | |                         let mut response = http::Response::new(
[INFO] [stdout] 263 | |                             tonic::body::Body::default(),
[INFO] [stdout] 264 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 276 | |                         Ok(response)
[INFO] [stdout] 277 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc_hello_world-590c258ba021c616/out/hello.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc_hello_world` (bin "helloworld-client" test) due to 4 previous errors
[INFO] [stderr] error: could not compile `grpc_hello_world` (bin "helloworld-client") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "e6b9f7587ac398b1c8202e147ba25e21f3251de6f72d606fc5fd4e5cbb164452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b9f7587ac398b1c8202e147ba25e21f3251de6f72d606fc5fd4e5cbb164452", kill_on_drop: false }`
[INFO] [stdout] e6b9f7587ac398b1c8202e147ba25e21f3251de6f72d606fc5fd4e5cbb164452
