[INFO] fetching crate tiny_kafka 1.0.6...
[INFO] checking tiny_kafka-1.0.6 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate tiny_kafka 1.0.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tiny_kafka 1.0.6
[INFO] finished tweaking crates.io crate tiny_kafka 1.0.6
[INFO] tweaked toml for crates.io crate tiny_kafka 1.0.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tiny_kafka 1.0.6 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 94 packages to latest compatible versions
[INFO] [stderr]       Adding mockall v0.12.1 (available: v0.13.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52c58d78f08bf703e233e8db11ffe6818bb57ed8af7d82b7651bdbfecc7f3b2f
[INFO] running `Command { std: "docker" "start" "-a" "52c58d78f08bf703e233e8db11ffe6818bb57ed8af7d82b7651bdbfecc7f3b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52c58d78f08bf703e233e8db11ffe6818bb57ed8af7d82b7651bdbfecc7f3b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c58d78f08bf703e233e8db11ffe6818bb57ed8af7d82b7651bdbfecc7f3b2f", kill_on_drop: false }`
[INFO] [stdout] 52c58d78f08bf703e233e8db11ffe6818bb57ed8af7d82b7651bdbfecc7f3b2f
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fcb2f934f363caae06acef99825116b56beaf818a7ff33099c3736d8cce87e9
[INFO] running `Command { std: "docker" "start" "-a" "7fcb2f934f363caae06acef99825116b56beaf818a7ff33099c3736d8cce87e9", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tracing-test v0.2.5
[INFO] [stderr]     Checking mockall v0.12.1
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking tiny_kafka v1.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/consumer.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 | use tracing::{error, info, warn};
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JOIN_GROUP_API_KEY` is never used
[INFO] [stdout]   --> src/consumer.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 | const JOIN_GROUP_API_KEY: i16 = 11;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `group_id` is never read
[INFO] [stdout]    --> src/consumer.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub struct KafkaConsumer {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 160 |     broker_address: String,
[INFO] [stdout] 161 |     group_id: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `join_group`, `create_join_group_request`, and `handle_join_response` are never used
[INFO] [stdout]    --> src/consumer.rs:277:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl KafkaConsumer {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 277 |     async fn join_group(&mut self) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     fn create_join_group_request(&self) -> BytesMut {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 394 |     async fn handle_join_response(&mut self) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JOIN_GROUP_API_KEY` is never used
[INFO] [stdout]   --> src/consumer.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 | const JOIN_GROUP_API_KEY: i16 = 11;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `join_group`, `create_join_group_request`, and `handle_join_response` are never used
[INFO] [stdout]    --> src/consumer.rs:277:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl KafkaConsumer {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 277 |     async fn join_group(&mut self) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     fn create_join_group_request(&self) -> BytesMut {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 394 |     async fn handle_join_response(&mut self) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.87s
[INFO] running `Command { std: "docker" "inspect" "7fcb2f934f363caae06acef99825116b56beaf818a7ff33099c3736d8cce87e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fcb2f934f363caae06acef99825116b56beaf818a7ff33099c3736d8cce87e9", kill_on_drop: false }`
[INFO] [stdout] 7fcb2f934f363caae06acef99825116b56beaf818a7ff33099c3736d8cce87e9