[INFO] fetching crate waitpool 0.3.0...
[INFO] testing waitpool-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate waitpool 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate waitpool 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate waitpool 0.3.0
[INFO] tweaked toml for crates.io crate waitpool 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate waitpool 0.3.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate waitpool 0.3.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9a8bc4197b059c196b9a1b57e8e0d47f803cbeaa2dacbfc0eb766da95364f13
[INFO] running `Command { std: "docker" "start" "-a" "c9a8bc4197b059c196b9a1b57e8e0d47f803cbeaa2dacbfc0eb766da95364f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9a8bc4197b059c196b9a1b57e8e0d47f803cbeaa2dacbfc0eb766da95364f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a8bc4197b059c196b9a1b57e8e0d47f803cbeaa2dacbfc0eb766da95364f13", kill_on_drop: false }`
[INFO] [stdout] c9a8bc4197b059c196b9a1b57e8e0d47f803cbeaa2dacbfc0eb766da95364f13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adaaa946aba1c49bcac38e629b4752a50ebbfd05730a4277d932a6acd66043ae
[INFO] running `Command { std: "docker" "start" "-a" "adaaa946aba1c49bcac38e629b4752a50ebbfd05730a4277d932a6acd66043ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling waitpool v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "adaaa946aba1c49bcac38e629b4752a50ebbfd05730a4277d932a6acd66043ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adaaa946aba1c49bcac38e629b4752a50ebbfd05730a4277d932a6acd66043ae", kill_on_drop: false }`
[INFO] [stdout] adaaa946aba1c49bcac38e629b4752a50ebbfd05730a4277d932a6acd66043ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc64a0c904866f3713d62a88d1c8efaf71eb4f09cf5fcfc0ca9b7f105d8297c4
[INFO] running `Command { std: "docker" "start" "-a" "bc64a0c904866f3713d62a88d1c8efaf71eb4f09cf5fcfc0ca9b7f105d8297c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling waitpool v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `pool`
[INFO] [stdout]  --> examples/basic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pool::Pool;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `pool`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `pool`, use `cargo add pool` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> examples/basic.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::thread::{self, sleep};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `waitpool` (example "basic") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc64a0c904866f3713d62a88d1c8efaf71eb4f09cf5fcfc0ca9b7f105d8297c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc64a0c904866f3713d62a88d1c8efaf71eb4f09cf5fcfc0ca9b7f105d8297c4", kill_on_drop: false }`
[INFO] [stdout] bc64a0c904866f3713d62a88d1c8efaf71eb4f09cf5fcfc0ca9b7f105d8297c4
