[INFO] fetching crate batch-channel 0.4.3...
[INFO] checking batch-channel-0.4.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate batch-channel 0.4.3 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate batch-channel 0.4.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded splitrc v0.1.12
[INFO] [stderr]   Downloaded wakerset v0.1.1
[INFO] [stderr]   Downloaded divan-macros v0.1.21
[INFO] [stderr]   Downloaded condtype v1.3.0
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[INFO] [stderr]   Downloaded kanal v0.1.1
[INFO] [stderr]   Downloaded divan v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7967909ae8d5c5b063ea7ffc8642b4cd6340966bf8818f5d540d45f0bd5fc03
[INFO] running `Command { std: "docker" "start" "-a" "d7967909ae8d5c5b063ea7ffc8642b4cd6340966bf8818f5d540d45f0bd5fc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7967909ae8d5c5b063ea7ffc8642b4cd6340966bf8818f5d540d45f0bd5fc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7967909ae8d5c5b063ea7ffc8642b4cd6340966bf8818f5d540d45f0bd5fc03", kill_on_drop: false }`
[INFO] [stdout] d7967909ae8d5c5b063ea7ffc8642b4cd6340966bf8818f5d540d45f0bd5fc03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6541d33214e83b6acb61fe728b5a9557fed472e5c62ee9688c5901b3464bc6aa
[INFO] running `Command { std: "docker" "start" "-a" "6541d33214e83b6acb61fe728b5a9557fed472e5c62ee9688c5901b3464bc6aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking utf8parse v0.2.2
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[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking batch-channel v0.4.3 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking futures v0.3.31
[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 11.01s
[INFO] running `Command { std: "docker" "inspect" "6541d33214e83b6acb61fe728b5a9557fed472e5c62ee9688c5901b3464bc6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6541d33214e83b6acb61fe728b5a9557fed472e5c62ee9688c5901b3464bc6aa", kill_on_drop: false }`
[INFO] [stdout] 6541d33214e83b6acb61fe728b5a9557fed472e5c62ee9688c5901b3464bc6aa