[INFO] fetching crate dead-pool 0.1.0...
[INFO] testing dead-pool-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate dead-pool 0.1.0 into /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dead-pool 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1709c8f71a6b9f85b87daeb39e8b7ea7cadcbfc9e5b3c8361e4b95b1ea2f9fe0
[INFO] running `Command { std: "docker" "start" "-a" "1709c8f71a6b9f85b87daeb39e8b7ea7cadcbfc9e5b3c8361e4b95b1ea2f9fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1709c8f71a6b9f85b87daeb39e8b7ea7cadcbfc9e5b3c8361e4b95b1ea2f9fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1709c8f71a6b9f85b87daeb39e8b7ea7cadcbfc9e5b3c8361e4b95b1ea2f9fe0", kill_on_drop: false }`
[INFO] [stdout] 1709c8f71a6b9f85b87daeb39e8b7ea7cadcbfc9e5b3c8361e4b95b1ea2f9fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db4f972f2e5ee8ee924b960dc981a2b53b6aac1cff6dec571f28efbcdf3ef137
[INFO] running `Command { std: "docker" "start" "-a" "db4f972f2e5ee8ee924b960dc981a2b53b6aac1cff6dec571f28efbcdf3ef137", 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "db4f972f2e5ee8ee924b960dc981a2b53b6aac1cff6dec571f28efbcdf3ef137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4f972f2e5ee8ee924b960dc981a2b53b6aac1cff6dec571f28efbcdf3ef137", kill_on_drop: false }`
[INFO] [stdout] db4f972f2e5ee8ee924b960dc981a2b53b6aac1cff6dec571f28efbcdf3ef137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d98302cba215b3dd3663620ea219ffdb10a3807394861d4b5f16b90bbb2f28c
[INFO] running `Command { std: "docker" "start" "-a" "8d98302cba215b3dd3663620ea219ffdb10a3807394861d4b5f16b90bbb2f28c", 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 0.68s
[INFO] running `Command { std: "docker" "inspect" "8d98302cba215b3dd3663620ea219ffdb10a3807394861d4b5f16b90bbb2f28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d98302cba215b3dd3663620ea219ffdb10a3807394861d4b5f16b90bbb2f28c", kill_on_drop: false }`
[INFO] [stdout] 8d98302cba215b3dd3663620ea219ffdb10a3807394861d4b5f16b90bbb2f28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daaead0976e08d3f63207f7a6e654f6d0138c91150b43072c5428d0c0368bf15
[INFO] running `Command { std: "docker" "start" "-a" "daaead0976e08d3f63207f7a6e654f6d0138c91150b43072c5428d0c0368bf15", 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dead_pool-779a7294982a71a7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests dead_pool
[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 0.00s
[INFO] [stdout] 
[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] 3 | 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] 2 + 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 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "daaead0976e08d3f63207f7a6e654f6d0138c91150b43072c5428d0c0368bf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daaead0976e08d3f63207f7a6e654f6d0138c91150b43072c5428d0c0368bf15", kill_on_drop: false }`
[INFO] [stdout] daaead0976e08d3f63207f7a6e654f6d0138c91150b43072c5428d0c0368bf15