[INFO] cloning repository https://github.com/LeeviLindgren/grpc-inference-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeeviLindgren/grpc-inference-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeeviLindgren%2Fgrpc-inference-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeeviLindgren%2Fgrpc-inference-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10534dd6460343cc9b956485f37faf728d526ef8
[INFO] checking LeeviLindgren/grpc-inference-server 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%2FLeeviLindgren%2Fgrpc-inference-server" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LeeviLindgren/grpc-inference-server
[INFO] finished tweaking git repo https://github.com/LeeviLindgren/grpc-inference-server
[INFO] tweaked toml for git repo https://github.com/LeeviLindgren/grpc-inference-server written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LeeviLindgren/grpc-inference-server 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/LeeviLindgren/grpc-inference-server 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e9e032c4eb1c14b8ece300d69a980190773e547a413c0db20aee1e87b4a5be0b
[INFO] running `Command { std: "docker" "start" "-a" "e9e032c4eb1c14b8ece300d69a980190773e547a413c0db20aee1e87b4a5be0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9e032c4eb1c14b8ece300d69a980190773e547a413c0db20aee1e87b4a5be0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e032c4eb1c14b8ece300d69a980190773e547a413c0db20aee1e87b4a5be0b", kill_on_drop: false }`
[INFO] [stdout] e9e032c4eb1c14b8ece300d69a980190773e547a413c0db20aee1e87b4a5be0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 66b9ea30812f0f104b52fbbc96f98758fc03c7b3e62381e79f934ab2b3fd35fe
[INFO] running `Command { std: "docker" "start" "-a" "66b9ea30812f0f104b52fbbc96f98758fc03c7b3e62381e79f934ab2b3fd35fe", kill_on_drop: false }`
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[INFO] [stderr]    Compiling grpc-server v0.1.0 (/opt/rustwide/workdir/grpc-server)
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[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:254:42
[INFO] [stdout]     |
[INFO] [stdout] 254 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 255 | |                         let method = PredictSvc(inner);
[INFO] [stdout] 256 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 257 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 267 | |                         Ok(res)
[INFO] [stdout] 268 | |                     };
[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: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:272:41
[INFO] [stdout]     |
[INFO] [stdout] 272 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 273 | |                         let mut response = http::Response::new(
[INFO] [stdout] 274 | |                             tonic::body::Body::default(),
[INFO] [stdout] 275 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 287 | |                         Ok(response)
[INFO] [stdout] 288 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:254:42
[INFO] [stdout]     |
[INFO] [stdout] 254 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 255 | |                         let method = PredictSvc(inner);
[INFO] [stdout] 256 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] 257 | |                         let mut grpc = tonic::server::Grpc::new(codec)
[INFO] [stdout] ...   |
[INFO] [stdout] 267 | |                         Ok(res)
[INFO] [stdout] 268 | |                     };
[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: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:272:41
[INFO] [stdout]     |
[INFO] [stdout] 272 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 273 | |                         let mut response = http::Response::new(
[INFO] [stdout] 274 | |                             tonic::body::Body::default(),
[INFO] [stdout] 275 | |                         );
[INFO] [stdout] ...   |
[INFO] [stdout] 287 | |                         Ok(response)
[INFO] [stdout] 288 | |                     })
[INFO] [stdout]     | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<http::Response<tonic::body::Body>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/grpc-server-a398bf6b4f50c433/out/mnist.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                         Ok(response)
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc-server` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `grpc-server` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "66b9ea30812f0f104b52fbbc96f98758fc03c7b3e62381e79f934ab2b3fd35fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b9ea30812f0f104b52fbbc96f98758fc03c7b3e62381e79f934ab2b3fd35fe", kill_on_drop: false }`
[INFO] [stdout] 66b9ea30812f0f104b52fbbc96f98758fc03c7b3e62381e79f934ab2b3fd35fe
