[INFO] cloning repository https://github.com/AlexanderChen1989/grpc-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderChen1989/grpc-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderChen1989%2Fgrpc-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderChen1989%2Fgrpc-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46473f8c272a1642defcd9ceafd750b1c2ac86fb
[INFO] checking AlexanderChen1989/grpc-test 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%2FAlexanderChen1989%2Fgrpc-test" "/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/AlexanderChen1989/grpc-test
[INFO] finished tweaking git repo https://github.com/AlexanderChen1989/grpc-test
[INFO] tweaked toml for git repo https://github.com/AlexanderChen1989/grpc-test written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexanderChen1989/grpc-test 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/AlexanderChen1989/grpc-test 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-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] 01839b6127c68e8f163d1296419e1cf1b78c4e3709a06f0358fc114f76c7b612
[INFO] running `Command { std: "docker" "start" "-a" "01839b6127c68e8f163d1296419e1cf1b78c4e3709a06f0358fc114f76c7b612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01839b6127c68e8f163d1296419e1cf1b78c4e3709a06f0358fc114f76c7b612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01839b6127c68e8f163d1296419e1cf1b78c4e3709a06f0358fc114f76c7b612", kill_on_drop: false }`
[INFO] [stdout] 01839b6127c68e8f163d1296419e1cf1b78c4e3709a06f0358fc114f76c7b612
[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] 57bb201790a7127983b23bd570c02f12a983f7ef3bc794e237fccdadbadc2665
[INFO] running `Command { std: "docker" "start" "-a" "57bb201790a7127983b23bd570c02f12a983f7ef3bc794e237fccdadbadc2665", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking affinity v0.1.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.22
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking mimalloc v0.1.26
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling tonic-build v0.6.0 (https://github.com/hyperium/tonic#cc2b1634)
[INFO] [stderr]    Compiling grpc-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking tokio-io-timeout v1.1.1
[INFO] [stderr]     Checking h2 v0.3.7
[INFO] [stderr]     Checking tower v0.4.10
[INFO] [stderr]     Checking hyper v0.14.14
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.6.0 (https://github.com/hyperium/tonic#cc2b1634)
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:156:42
[INFO] [stdout]     |
[INFO] [stdout] 156 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 157 | |                         let inner = inner.0;
[INFO] [stdout] 158 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 159 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 165 | |                         Ok(res)
[INFO] [stdout] 166 | |                     };
[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::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:169:42
[INFO] [stdout]     |
[INFO] [stdout] 169 |                   _ => Box::pin(async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 170 | |                     Ok(http::Response::builder()
[INFO] [stdout] 171 | |                         .status(200)
[INFO] [stdout] 172 | |                         .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |                         .unwrap())
[INFO] [stdout] 176 | |                 }),
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:170:21
[INFO] [stdout]     |
[INFO] [stdout] 170 | /                     Ok(http::Response::builder()
[INFO] [stdout] 171 | |                         .status(200)
[INFO] [stdout] 172 | |                         .header("grpc-status", "12")
[INFO] [stdout] 173 | |                         .header("content-type", "application/grpc")
[INFO] [stdout] 174 | |                         .body(empty_body())
[INFO] [stdout] 175 | |                         .unwrap())
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:156:42
[INFO] [stdout]     |
[INFO] [stdout] 156 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 157 | |                         let inner = inner.0;
[INFO] [stdout] 158 | |                         let method = SayHelloSvc(inner);
[INFO] [stdout] 159 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 165 | |                         Ok(res)
[INFO] [stdout] 166 | |                     };
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc-test` (lib test) due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 |                         Ok(res)
[INFO] [stdout]     |                         ^^^^^^^
[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::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:169:42
[INFO] [stdout]     |
[INFO] [stdout] 169 |                   _ => Box::pin(async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 170 | |                     Ok(http::Response::builder()
[INFO] [stdout] 171 | |                         .status(200)
[INFO] [stdout] 172 | |                         .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 175 | |                         .unwrap())
[INFO] [stdout] 176 | |                 }),
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<response::Response<http_body::combinators::box_body::BoxBody<prost::bytes::Bytes, Status>>, tonic::codegen::Never>
[INFO] [stdout]    --> src/hello.rs:170:21
[INFO] [stdout]     |
[INFO] [stdout] 170 | /                     Ok(http::Response::builder()
[INFO] [stdout] 171 | |                         .status(200)
[INFO] [stdout] 172 | |                         .header("grpc-status", "12")
[INFO] [stdout] 173 | |                         .header("content-type", "application/grpc")
[INFO] [stdout] 174 | |                         .body(empty_body())
[INFO] [stdout] 175 | |                         .unwrap())
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc-test` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "57bb201790a7127983b23bd570c02f12a983f7ef3bc794e237fccdadbadc2665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bb201790a7127983b23bd570c02f12a983f7ef3bc794e237fccdadbadc2665", kill_on_drop: false }`
[INFO] [stdout] 57bb201790a7127983b23bd570c02f12a983f7ef3bc794e237fccdadbadc2665
