[INFO] fetching crate acts-channel 0.8.0...
[INFO] checking acts-channel-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate acts-channel 0.8.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate acts-channel 0.8.0
[INFO] finished tweaking crates.io crate acts-channel 0.8.0
[INFO] tweaked toml for crates.io crate acts-channel 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate acts-channel 0.8.0 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 crates.io crate acts-channel 0.8.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 662364542e7351e78a40689f3e3b0f82c3d5fa2f1c7cfcfb15a751b0aa416eb0
[INFO] running `Command { std: "docker" "start" "-a" "662364542e7351e78a40689f3e3b0f82c3d5fa2f1c7cfcfb15a751b0aa416eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "662364542e7351e78a40689f3e3b0f82c3d5fa2f1c7cfcfb15a751b0aa416eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662364542e7351e78a40689f3e3b0f82c3d5fa2f1c7cfcfb15a751b0aa416eb0", kill_on_drop: false }`
[INFO] [stdout] 662364542e7351e78a40689f3e3b0f82c3d5fa2f1c7cfcfb15a751b0aa416eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2dd89afafdcd5046cd38dd5667f1867f5c8f7c12d9f84ef0be2bd0bfa2fc66a
[INFO] running `Command { std: "docker" "start" "-a" "c2dd89afafdcd5046cd38dd5667f1867f5c8f7c12d9f84ef0be2bd0bfa2fc66a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.10
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[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling tonic-build v0.8.4
[INFO] [stderr]    Compiling acts-channel v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.31
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[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking rquickjs v0.6.2
[INFO] [stderr]     Checking acts v0.12.3
[INFO] [stderr]     Checking tonic v0.8.3
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> src/vars.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Iter<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:259:42
[INFO] [stdout]     |
[INFO] [stdout] 259 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 260 | |                         let inner = inner.0;
[INFO] [stdout] 261 | |                         let method = SendSvc(inner);
[INFO] [stdout] 262 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 269 | |                         Ok(res)
[INFO] [stdout] 270 | |                     };
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:269:25
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:298:42
[INFO] [stdout]     |
[INFO] [stdout] 298 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 299 | |                         let inner = inner.0;
[INFO] [stdout] 300 | |                         let method = OnMessageSvc(inner);
[INFO] [stdout] 301 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         Ok(res)
[INFO] [stdout] 309 | |                     };
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:308:25
[INFO] [stdout]     |
[INFO] [stdout] 308 |                         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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:313:41
[INFO] [stdout]     |
[INFO] [stdout] 313 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 314 | |                         Ok(
[INFO] [stdout] 315 | |                             http::Response::builder()
[INFO] [stdout] 316 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 322 | |                     })
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:314:25
[INFO] [stdout]     |
[INFO] [stdout] 314 | /                         Ok(
[INFO] [stdout] 315 | |                             http::Response::builder()
[INFO] [stdout] 316 | |                                 .status(200)
[INFO] [stdout] 317 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |                                 .unwrap(),
[INFO] [stdout] 321 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acts-channel` (lib) due to 6 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> src/vars.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Iter<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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::combinators::box_body::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:259:42
[INFO] [stdout]     |
[INFO] [stdout] 259 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 260 | |                         let inner = inner.0;
[INFO] [stdout] 261 | |                         let method = SendSvc(inner);
[INFO] [stdout] 262 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 269 | |                         Ok(res)
[INFO] [stdout] 270 | |                     };
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:269:25
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:298:42
[INFO] [stdout]     |
[INFO] [stdout] 298 |                       let fut = async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 299 | |                         let inner = inner.0;
[INFO] [stdout] 300 | |                         let method = OnMessageSvc(inner);
[INFO] [stdout] 301 | |                         let codec = tonic::codec::ProstCodec::default();
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         Ok(res)
[INFO] [stdout] 309 | |                     };
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:308:25
[INFO] [stdout]     |
[INFO] [stdout] 308 |                         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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:313:41
[INFO] [stdout]     |
[INFO] [stdout] 313 |                       Box::pin(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 314 | |                         Ok(
[INFO] [stdout] 315 | |                             http::Response::builder()
[INFO] [stdout] 316 | |                                 .status(200)
[INFO] [stdout] ...   |
[INFO] [stdout] 322 | |                     })
[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::UnsyncBoxBody<prost::bytes::Bytes, Status>>, Infallible>
[INFO] [stdout]    --> src/../proto/acts.grpc.rs:314:25
[INFO] [stdout]     |
[INFO] [stdout] 314 | /                         Ok(
[INFO] [stdout] 315 | |                             http::Response::builder()
[INFO] [stdout] 316 | |                                 .status(200)
[INFO] [stdout] 317 | |                                 .header("grpc-status", "12")
[INFO] [stdout] ...   |
[INFO] [stdout] 320 | |                                 .unwrap(),
[INFO] [stdout] 321 | |                         )
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acts-channel` (lib test) due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c2dd89afafdcd5046cd38dd5667f1867f5c8f7c12d9f84ef0be2bd0bfa2fc66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2dd89afafdcd5046cd38dd5667f1867f5c8f7c12d9f84ef0be2bd0bfa2fc66a", kill_on_drop: false }`
[INFO] [stdout] c2dd89afafdcd5046cd38dd5667f1867f5c8f7c12d9f84ef0be2bd0bfa2fc66a
