[INFO] fetching crate dead-pool 0.1.0...
[INFO] testing dead-pool-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate dead-pool 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dead-pool 0.1.0
[INFO] finished tweaking crates.io crate dead-pool 0.1.0
[INFO] tweaked toml for crates.io crate dead-pool 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dead-pool 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e209990dfe2babb4bf8fcc7846e3b1716a15377bd26b77e3531f426aa626bd1
[INFO] running `Command { std: "docker" "start" "-a" "7e209990dfe2babb4bf8fcc7846e3b1716a15377bd26b77e3531f426aa626bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e209990dfe2babb4bf8fcc7846e3b1716a15377bd26b77e3531f426aa626bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e209990dfe2babb4bf8fcc7846e3b1716a15377bd26b77e3531f426aa626bd1", kill_on_drop: false }`
[INFO] [stdout] 7e209990dfe2babb4bf8fcc7846e3b1716a15377bd26b77e3531f426aa626bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d06b87bd1a2823e855c32d59164690c82769fe08e07db829596dc42c38bbe2b0
[INFO] running `Command { std: "docker" "start" "-a" "d06b87bd1a2823e855c32d59164690c82769fe08e07db829596dc42c38bbe2b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling dead-pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/worker.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Worker {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d06b87bd1a2823e855c32d59164690c82769fe08e07db829596dc42c38bbe2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06b87bd1a2823e855c32d59164690c82769fe08e07db829596dc42c38bbe2b0", kill_on_drop: false }`
[INFO] [stdout] d06b87bd1a2823e855c32d59164690c82769fe08e07db829596dc42c38bbe2b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f2a19b89da24e55fc1f6708e7eab11f0370d342e7a15f7dff610f759101385e
[INFO] running `Command { std: "docker" "start" "-a" "7f2a19b89da24e55fc1f6708e7eab11f0370d342e7a15f7dff610f759101385e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dead-pool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/worker.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Worker {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/worker.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Worker {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "7f2a19b89da24e55fc1f6708e7eab11f0370d342e7a15f7dff610f759101385e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2a19b89da24e55fc1f6708e7eab11f0370d342e7a15f7dff610f759101385e", kill_on_drop: false }`
[INFO] [stdout] 7f2a19b89da24e55fc1f6708e7eab11f0370d342e7a15f7dff610f759101385e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac4a8a221f7c367d9848af732348b24425c15399238c542fdbdb6aab5cc53476
[INFO] running `Command { std: "docker" "start" "-a" "ac4a8a221f7c367d9848af732348b24425c15399238c542fdbdb6aab5cc53476", kill_on_drop: false }`
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]  --> src/worker.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Worker {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 9 |     pub id: usize,
[INFO] [stderr]   |         ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dead-pool` (lib) generated 1 warning
[INFO] [stderr] warning: `dead-pool` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dead_pool-779a7294982a71a7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dead_pool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::execute (line 41) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/threadpool.rs - threadpool::ThreadPool::execute (line 41) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ThreadPool`
[INFO] [stdout]   --> src/threadpool.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | let pool = ThreadPool::new(4);
[INFO] [stdout]    |            ^^^^^^^^^^ use of undeclared type `ThreadPool`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 41 + use dead_pool::ThreadPool;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/threadpool.rs - threadpool::ThreadPool::execute (line 41)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ac4a8a221f7c367d9848af732348b24425c15399238c542fdbdb6aab5cc53476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4a8a221f7c367d9848af732348b24425c15399238c542fdbdb6aab5cc53476", kill_on_drop: false }`
[INFO] [stdout] ac4a8a221f7c367d9848af732348b24425c15399238c542fdbdb6aab5cc53476