[INFO] cloning repository https://github.com/duyquang6/rust-threadpool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duyquang6/rust-threadpool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduyquang6%2Frust-threadpool", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduyquang6%2Frust-threadpool'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23295a40014883d7b7f52813e4d83d1a6672880d [INFO] testing duyquang6/rust-threadpool against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduyquang6%2Frust-threadpool" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/duyquang6/rust-threadpool [INFO] finished tweaking git repo https://github.com/duyquang6/rust-threadpool [INFO] tweaked toml for git repo https://github.com/duyquang6/rust-threadpool written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/duyquang6/rust-threadpool on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/duyquang6/rust-threadpool 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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 [ERROR] error running command: no output for 300 seconds [INFO] testing duyquang6/rust-threadpool against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduyquang6%2Frust-threadpool" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/duyquang6/rust-threadpool [INFO] finished tweaking git repo https://github.com/duyquang6/rust-threadpool [INFO] tweaked toml for git repo https://github.com/duyquang6/rust-threadpool written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/duyquang6/rust-threadpool on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/duyquang6/rust-threadpool 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 542fae54b63234d5be2e0308043635b9f94f6c606dcd70985ee966e20dbfcdac [INFO] running `Command { std: "docker" "start" "-a" "542fae54b63234d5be2e0308043635b9f94f6c606dcd70985ee966e20dbfcdac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "542fae54b63234d5be2e0308043635b9f94f6c606dcd70985ee966e20dbfcdac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "542fae54b63234d5be2e0308043635b9f94f6c606dcd70985ee966e20dbfcdac", kill_on_drop: false }` [INFO] [stdout] 542fae54b63234d5be2e0308043635b9f94f6c606dcd70985ee966e20dbfcdac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5deef5903d1d56a21dd1f552075802bcdf54c40104f7a153fa25e855beeed77b [INFO] running `Command { std: "docker" "start" "-a" "5deef5903d1d56a21dd1f552075802bcdf54c40104f7a153fa25e855beeed77b", kill_on_drop: false }` [INFO] [stderr] Compiling rust-thread-pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | 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:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 38 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 39 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "5deef5903d1d56a21dd1f552075802bcdf54c40104f7a153fa25e855beeed77b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5deef5903d1d56a21dd1f552075802bcdf54c40104f7a153fa25e855beeed77b", kill_on_drop: false }` [INFO] [stdout] 5deef5903d1d56a21dd1f552075802bcdf54c40104f7a153fa25e855beeed77b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02bd2ad0364ce8a4ee4415eb8a17836b2e6d5b5c7a406487c83bf51641591563 [INFO] running `Command { std: "docker" "start" "-a" "02bd2ad0364ce8a4ee4415eb8a17836b2e6d5b5c7a406487c83bf51641591563", kill_on_drop: false }` [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | 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:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 38 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 39 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust-thread-pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | 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:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 38 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 39 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "02bd2ad0364ce8a4ee4415eb8a17836b2e6d5b5c7a406487c83bf51641591563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02bd2ad0364ce8a4ee4415eb8a17836b2e6d5b5c7a406487c83bf51641591563", kill_on_drop: false }` [INFO] [stdout] 02bd2ad0364ce8a4ee4415eb8a17836b2e6d5b5c7a406487c83bf51641591563 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ab87c1ad8374dbc1d26e345abd76732654bf94be6552041fc3ba4e4ebea69e79 [INFO] running `Command { std: "docker" "start" "-a" "ab87c1ad8374dbc1d26e345abd76732654bf94be6552041fc3ba4e4ebea69e79", kill_on_drop: false }` [INFO] [stderr] warning: field `workers` is never read [INFO] [stderr] --> src/lib.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | pub struct ThreadPool { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 6 | 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:38:5 [INFO] [stderr] | [INFO] [stderr] 37 | struct Worker { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 38 | id: usize, [INFO] [stderr] | ^^ [INFO] [stderr] 39 | thread: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-thread-pool` (lib) generated 2 warnings [INFO] [stderr] warning: `rust-thread-pool` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_thread_pool-cbcf40cf5c21eb78) [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/bin/main.rs (/opt/rustwide/target/debug/deps/rust_thread_pool-86b138c4b2ffb621) [INFO] [stderr] Doc-tests rust_thread_pool [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] [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" "ab87c1ad8374dbc1d26e345abd76732654bf94be6552041fc3ba4e4ebea69e79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab87c1ad8374dbc1d26e345abd76732654bf94be6552041fc3ba4e4ebea69e79", kill_on_drop: false }` [INFO] [stdout] ab87c1ad8374dbc1d26e345abd76732654bf94be6552041fc3ba4e4ebea69e79