[INFO] fetching crate batch-channel 0.4.3...
[INFO] checking batch-channel-0.4.3 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate batch-channel 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate batch-channel 0.4.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate batch-channel 0.4.3
[INFO] tweaked toml for crates.io crate batch-channel 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate batch-channel 0.4.3 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate batch-channel 0.4.3 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pinned-mutex v0.3.2
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[INFO] [stderr]   Downloaded divan v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0a1775f2894f71edbd1de252ad8d43efc8dd360f7190fee515141fcb7cf9d6
[INFO] running `Command { std: "docker" "start" "-a" "9d0a1775f2894f71edbd1de252ad8d43efc8dd360f7190fee515141fcb7cf9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0a1775f2894f71edbd1de252ad8d43efc8dd360f7190fee515141fcb7cf9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0a1775f2894f71edbd1de252ad8d43efc8dd360f7190fee515141fcb7cf9d6", kill_on_drop: false }`
[INFO] [stdout] 9d0a1775f2894f71edbd1de252ad8d43efc8dd360f7190fee515141fcb7cf9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4de4ee744084e0fdc54f768368e93cbc96c295f2e6fb9a1e88b8f6308e20050
[INFO] running `Command { std: "docker" "start" "-a" "c4de4ee744084e0fdc54f768368e93cbc96c295f2e6fb9a1e88b8f6308e20050", kill_on_drop: false }`
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[INFO] [stdout] warning: associated constant `HAS_BATCH` is never used
[INFO] [stdout]   --> benches/throughput.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | trait Channel {
[INFO] [stdout]    |       ------- associated constant in this trait
[INFO] [stdout] 12 |     const HAS_BATCH: bool;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `HAS_BATCH` is never used
[INFO] [stdout]   --> benches/throughput.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait ChannelSync {
[INFO] [stdout]    |       ----------- associated constant in this trait
[INFO] [stdout] 21 |     const HAS_BATCH: bool;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.81s
[INFO] running `Command { std: "docker" "inspect" "c4de4ee744084e0fdc54f768368e93cbc96c295f2e6fb9a1e88b8f6308e20050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4de4ee744084e0fdc54f768368e93cbc96c295f2e6fb9a1e88b8f6308e20050", kill_on_drop: false }`
[INFO] [stdout] c4de4ee744084e0fdc54f768368e93cbc96c295f2e6fb9a1e88b8f6308e20050
