[INFO] fetching crate kafka-rs 0.5.0...
[INFO] checking kafka-rs-0.5.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate kafka-rs 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate kafka-rs 0.5.0
[INFO] finished tweaking crates.io crate kafka-rs 0.5.0
[INFO] tweaked toml for crates.io crate kafka-rs 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kafka-rs 0.5.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kafka-rs 0.5.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3168bbc35ecd6697fd14b6779c076d61b0fb07db01c6f954247d6ecde69a34b7
[INFO] running `Command { std: "docker" "start" "-a" "3168bbc35ecd6697fd14b6779c076d61b0fb07db01c6f954247d6ecde69a34b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3168bbc35ecd6697fd14b6779c076d61b0fb07db01c6f954247d6ecde69a34b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3168bbc35ecd6697fd14b6779c076d61b0fb07db01c6f954247d6ecde69a34b7", kill_on_drop: false }`
[INFO] [stdout] 3168bbc35ecd6697fd14b6779c076d61b0fb07db01c6f954247d6ecde69a34b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ac8b730773e04261a682c0fd4ca5caa76bf675bd8d47f4ff4a3233177ace128
[INFO] running `Command { std: "docker" "start" "-a" "8ac8b730773e04261a682c0fd4ca5caa76bf675bd8d47f4ff4a3233177ace128", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling jobserver v0.1.31
[INFO] [stderr]    Compiling crc32c v0.6.5
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling lz4-sys v1.9.4
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking thiserror v1.0.60
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]    Compiling darling v0.20.9
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr]     Checking zstd v0.13.1
[INFO] [stderr]     Checking derive_builder v0.20.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking lz4 v1.24.0
[INFO] [stderr]     Checking kafka-protocol v0.10.0
[INFO] [stderr]     Checking kafka-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `payload` is never read
[INFO] [stdout]   --> src/error.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub(crate) payload: RequestKind,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tx` is never read
[INFO] [stdout]   --> src/client.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 53 |     /// The channel used for communicating with the client task.
[INFO] [stdout] 54 |     pub(crate) tx: mpsc::Sender<Msg>,
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Client` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/clitask.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) struct PartitionMetadata {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub(crate) metadata: MetadataResponsePartition,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PartitionMetadata` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `interval` is never read
[INFO] [stdout]    --> src/clitask.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     Automatic {
[INFO] [stdout]     |     --------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 277 |         interval: Duration,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `payload` is never read
[INFO] [stdout]   --> src/error.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub(crate) payload: RequestKind,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tx` is never read
[INFO] [stdout]   --> src/client.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 53 |     /// The channel used for communicating with the client task.
[INFO] [stdout] 54 |     pub(crate) tx: mpsc::Sender<Msg>,
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Client` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/clitask.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) struct PartitionMetadata {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub(crate) metadata: MetadataResponsePartition,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PartitionMetadata` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `interval` is never read
[INFO] [stdout]    --> src/clitask.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     Automatic {
[INFO] [stdout]     |     --------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 277 |         interval: Duration,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/create_topic.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut admin = cli.admin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.87s
[INFO] running `Command { std: "docker" "inspect" "8ac8b730773e04261a682c0fd4ca5caa76bf675bd8d47f4ff4a3233177ace128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac8b730773e04261a682c0fd4ca5caa76bf675bd8d47f4ff4a3233177ace128", kill_on_drop: false }`
[INFO] [stdout] 8ac8b730773e04261a682c0fd4ca5caa76bf675bd8d47f4ff4a3233177ace128
