[INFO] fetching crate thread_pool_pre 0.1.0... [INFO] testing thread_pool_pre-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate thread_pool_pre 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate thread_pool_pre 0.1.0 [INFO] finished tweaking crates.io crate thread_pool_pre 0.1.0 [INFO] tweaked toml for crates.io crate thread_pool_pre 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate thread_pool_pre 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] crate crates.io crate thread_pool_pre 0.1.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d66837501c5a2ba05837b1e1632d8b81f0e9447343350290e1b2383cc49da9c [INFO] running `Command { std: "docker" "start" "-a" "3d66837501c5a2ba05837b1e1632d8b81f0e9447343350290e1b2383cc49da9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d66837501c5a2ba05837b1e1632d8b81f0e9447343350290e1b2383cc49da9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d66837501c5a2ba05837b1e1632d8b81f0e9447343350290e1b2383cc49da9c", kill_on_drop: false }` [INFO] [stdout] 3d66837501c5a2ba05837b1e1632d8b81f0e9447343350290e1b2383cc49da9c [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93735356bc1093573163452a1af782132f2e4a34bde6f48cc14d6c80e96a79c7 [INFO] running `Command { std: "docker" "start" "-a" "93735356bc1093573163452a1af782132f2e4a34bde6f48cc14d6c80e96a79c7", kill_on_drop: false }` [INFO] [stderr] Compiling thread_pool_pre v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ThreadPool{ [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 15 | workers: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `thread` are never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | struct Worker{ [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 40 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 41 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "93735356bc1093573163452a1af782132f2e4a34bde6f48cc14d6c80e96a79c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93735356bc1093573163452a1af782132f2e4a34bde6f48cc14d6c80e96a79c7", kill_on_drop: false }` [INFO] [stdout] 93735356bc1093573163452a1af782132f2e4a34bde6f48cc14d6c80e96a79c7 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8035a8acba8ab7a90895b15cd527c1142c998bd3adfaa893b77b3020f55f1eec [INFO] running `Command { std: "docker" "start" "-a" "8035a8acba8ab7a90895b15cd527c1142c998bd3adfaa893b77b3020f55f1eec", kill_on_drop: false }` [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ThreadPool{ [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 15 | workers: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `thread` are never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | struct Worker{ [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 40 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 41 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling thread_pool_pre v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ThreadPool{ [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 15 | workers: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `thread` are never read [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | struct Worker{ [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 40 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 41 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "8035a8acba8ab7a90895b15cd527c1142c998bd3adfaa893b77b3020f55f1eec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8035a8acba8ab7a90895b15cd527c1142c998bd3adfaa893b77b3020f55f1eec", kill_on_drop: false }` [INFO] [stdout] 8035a8acba8ab7a90895b15cd527c1142c998bd3adfaa893b77b3020f55f1eec [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0130bf0347f31be66a4e5dc5bddf9704e7edf9247c87e8274166c27fedc63c97 [INFO] running `Command { std: "docker" "start" "-a" "0130bf0347f31be66a4e5dc5bddf9704e7edf9247c87e8274166c27fedc63c97", kill_on_drop: false }` [INFO] [stderr] warning: field `workers` is never read [INFO] [stderr] --> src/lib.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct ThreadPool{ [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 15 | workers: Vec, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `id` and `thread` are never read [INFO] [stderr] --> src/lib.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 39 | struct Worker{ [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 40 | id: usize, [INFO] [stderr] | ^^ [INFO] [stderr] 41 | thread: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `thread_pool_pre` (lib) generated 2 warnings [INFO] [stderr] warning: `thread_pool_pre` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thread_pool_pre-6b45d7db971068d7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/thread_pool_pre-aa0c3e956e0c8bd5) [INFO] [stdout] [INFO] [stderr] Doc-tests thread_pool_pre [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0130bf0347f31be66a4e5dc5bddf9704e7edf9247c87e8274166c27fedc63c97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0130bf0347f31be66a4e5dc5bddf9704e7edf9247c87e8274166c27fedc63c97", kill_on_drop: false }` [INFO] [stdout] 0130bf0347f31be66a4e5dc5bddf9704e7edf9247c87e8274166c27fedc63c97