[INFO] cloning repository https://github.com/redpanda-data/client-swarm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redpanda-data/client-swarm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredpanda-data%2Fclient-swarm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredpanda-data%2Fclient-swarm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94175084cb0c7a9cc994451e711ef361752d9120
[INFO] testing redpanda-data/client-swarm against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredpanda-data%2Fclient-swarm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/redpanda-data/client-swarm
[INFO] finished tweaking git repo https://github.com/redpanda-data/client-swarm
[INFO] tweaked toml for git repo https://github.com/redpanda-data/client-swarm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/redpanda-data/client-swarm on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/redpanda-data/client-swarm 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e1d239a0d3e99e83f36ffd237be970a43db5aa6675f0fae318f1b9a11304cbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1d239a0d3e99e83f36ffd237be970a43db5aa6675f0fae318f1b9a11304cbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d239a0d3e99e83f36ffd237be970a43db5aa6675f0fae318f1b9a11304cbfd", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca4e03f25a1fcce4e9e5711240cca2eff1fd0fa53b36691c2162eb610e7f481a
[INFO] running `Command { std: "docker" "start" "-a" "ca4e03f25a1fcce4e9e5711240cca2eff1fd0fa53b36691c2162eb610e7f481a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rdkafka v0.37.0
[INFO] [stderr]    Compiling shadow-rs v0.27.1
[INFO] [stderr]    Compiling client-swarm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     MessageSuccess { client_id: usize },
[INFO] [stdout]    |     --------------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |     MessageFailure { client_id: usize },
[INFO] [stdout]    |     --------------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     ClientStart { client_id: usize },
[INFO] [stdout]    |     -----------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     ClientStop { client_id: usize },
[INFO] [stdout]    |     ----------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "ca4e03f25a1fcce4e9e5711240cca2eff1fd0fa53b36691c2162eb610e7f481a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4e03f25a1fcce4e9e5711240cca2eff1fd0fa53b36691c2162eb610e7f481a", kill_on_drop: false }`
[INFO] [stdout] ca4e03f25a1fcce4e9e5711240cca2eff1fd0fa53b36691c2162eb610e7f481a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2cadd2dba294299dcd836e48219ecdd0d6ed78759d0bef5a22418dc781377a0
[INFO] running `Command { std: "docker" "start" "-a" "c2cadd2dba294299dcd836e48219ecdd0d6ed78759d0bef5a22418dc781377a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling client-swarm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     MessageSuccess { client_id: usize },
[INFO] [stdout]    |     --------------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:35:22
[INFO] [stdout]    |
[INFO] [stdout] 35 |     MessageFailure { client_id: usize },
[INFO] [stdout]    |     --------------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     ClientStart { client_id: usize },
[INFO] [stdout]    |     -----------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` 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 `client_id` is never read
[INFO] [stdout]   --> src/metrics.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     ClientStop { client_id: usize },
[INFO] [stdout]    |     ----------   ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ClientMessages` 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: constant `MAX_COMPRESSIBLE_PAYLOAD` is never used
[INFO] [stdout]   --> src/producers.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const MAX_COMPRESSIBLE_PAYLOAD: usize = 128 * 1024 * 1024;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `Command { std: "docker" "inspect" "c2cadd2dba294299dcd836e48219ecdd0d6ed78759d0bef5a22418dc781377a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2cadd2dba294299dcd836e48219ecdd0d6ed78759d0bef5a22418dc781377a0", kill_on_drop: false }`
[INFO] [stdout] c2cadd2dba294299dcd836e48219ecdd0d6ed78759d0bef5a22418dc781377a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8e6381525e151e5dcbbd67b624e358f022f0429ef19d3540baa9d025ed5a011
[INFO] running `Command { std: "docker" "start" "-a" "e8e6381525e151e5dcbbd67b624e358f022f0429ef19d3540baa9d025ed5a011", kill_on_drop: false }`
[INFO] [stderr] warning: field `client_id` is never read
[INFO] [stderr]   --> src/metrics.rs:34:22
[INFO] [stderr]    |
[INFO] [stderr] 34 |     MessageSuccess { client_id: usize },
[INFO] [stderr]    |     --------------   ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `client_id` is never read
[INFO] [stderr]   --> src/metrics.rs:35:22
[INFO] [stderr]    |
[INFO] [stderr] 35 |     MessageFailure { client_id: usize },
[INFO] [stderr]    |     --------------   ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `client_id` is never read
[INFO] [stderr]   --> src/metrics.rs:36:19
[INFO] [stderr]    |
[INFO] [stderr] 36 |     ClientStart { client_id: usize },
[INFO] [stderr]    |     -----------   ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `client_id` is never read
[INFO] [stderr]   --> src/metrics.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 |     ClientStop { client_id: usize },
[INFO] [stderr]    |     ----------   ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ClientMessages` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MAX_COMPRESSIBLE_PAYLOAD` is never used
[INFO] [stderr]   --> src/producers.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 | const MAX_COMPRESSIBLE_PAYLOAD: usize = 128 * 1024 * 1024;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `client-swarm` (bin "client-swarm" test) generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/client_swarm-112cfa376bff483b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8e6381525e151e5dcbbd67b624e358f022f0429ef19d3540baa9d025ed5a011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e6381525e151e5dcbbd67b624e358f022f0429ef19d3540baa9d025ed5a011", kill_on_drop: false }`
[INFO] [stdout] e8e6381525e151e5dcbbd67b624e358f022f0429ef19d3540baa9d025ed5a011
