[INFO] fetching crate batch-channel 0.3.7...
[INFO] checking batch-channel-0.3.7 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate batch-channel 0.3.7 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate batch-channel 0.3.7 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate batch-channel 0.3.7
[INFO] finished tweaking crates.io crate batch-channel 0.3.7
[INFO] tweaked toml for crates.io crate batch-channel 0.3.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam v0.8.4
[INFO] [stderr]   Downloaded tiny-bench v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c23b7b585e74627ceda3370dc81541a3042274cd5fc68481ec962cb00db7f98
[INFO] running `Command { std: "docker" "start" "-a" "3c23b7b585e74627ceda3370dc81541a3042274cd5fc68481ec962cb00db7f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c23b7b585e74627ceda3370dc81541a3042274cd5fc68481ec962cb00db7f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c23b7b585e74627ceda3370dc81541a3042274cd5fc68481ec962cb00db7f98", kill_on_drop: false }`
[INFO] [stdout] 3c23b7b585e74627ceda3370dc81541a3042274cd5fc68481ec962cb00db7f98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90014ad206606b26ea7202ee1167021382f77de01e4efc15de9eaafba005c973
[INFO] running `Command { std: "docker" "start" "-a" "90014ad206606b26ea7202ee1167021382f77de01e4efc15de9eaafba005c973", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking event-listener v4.0.3
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[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling rustix v0.37.27
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[INFO] [stderr]     Checking itertools v0.10.5
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[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking tiny-bench v0.3.0
[INFO] [stderr]     Checking batch-channel v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking polling v3.5.0
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[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stdout] warning: method `block_on` is never used
[INFO] [stdout]  --> tests/fixture.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait TestPool {
[INFO] [stdout]   |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 9 |     fn block_on<T, F: Future<Output = T> + 'static>(&mut self, future: F) -> T;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "90014ad206606b26ea7202ee1167021382f77de01e4efc15de9eaafba005c973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90014ad206606b26ea7202ee1167021382f77de01e4efc15de9eaafba005c973", kill_on_drop: false }`
[INFO] [stdout] 90014ad206606b26ea7202ee1167021382f77de01e4efc15de9eaafba005c973
