[INFO] cloning repository https://github.com/rajeevriitm/mutithreaded_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rajeevriitm/mutithreaded_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajeevriitm%2Fmutithreaded_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajeevriitm%2Fmutithreaded_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e5377a443b50fa1ddf79962c8efb3f81006f4722 [INFO] testing rajeevriitm/mutithreaded_server against 1.91.0 for beta-1.92-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajeevriitm%2Fmutithreaded_server" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rajeevriitm/mutithreaded_server [INFO] finished tweaking git repo https://github.com/rajeevriitm/mutithreaded_server [INFO] tweaked toml for git repo https://github.com/rajeevriitm/mutithreaded_server written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rajeevriitm/mutithreaded_server on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rajeevriitm/mutithreaded_server 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf6e218c4fba7965438e5f711db1de7887dee37ca84e415061d148297345f9a9 [INFO] running `Command { std: "docker" "start" "-a" "bf6e218c4fba7965438e5f711db1de7887dee37ca84e415061d148297345f9a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf6e218c4fba7965438e5f711db1de7887dee37ca84e415061d148297345f9a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf6e218c4fba7965438e5f711db1de7887dee37ca84e415061d148297345f9a9", kill_on_drop: false }` [INFO] [stdout] bf6e218c4fba7965438e5f711db1de7887dee37ca84e415061d148297345f9a9 [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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b814a3affbdbbb995018ce9b693858a61f3317a8d5dffe1a46017cd51d1a3c14 [INFO] running `Command { std: "docker" "start" "-a" "b814a3affbdbbb995018ce9b693858a61f3317a8d5dffe1a46017cd51d1a3c14", kill_on_drop: false }` [INFO] [stderr] Compiling trial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 5 | 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:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "b814a3affbdbbb995018ce9b693858a61f3317a8d5dffe1a46017cd51d1a3c14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b814a3affbdbbb995018ce9b693858a61f3317a8d5dffe1a46017cd51d1a3c14", kill_on_drop: false }` [INFO] [stdout] b814a3affbdbbb995018ce9b693858a61f3317a8d5dffe1a46017cd51d1a3c14 [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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 541ad793760960e305c9e9fabc9f31ca5eadc21e1c4291550f69db2d6fb1b437 [INFO] running `Command { std: "docker" "start" "-a" "541ad793760960e305c9e9fabc9f31ca5eadc21e1c4291550f69db2d6fb1b437", kill_on_drop: false }` [INFO] [stderr] Compiling trial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 5 | 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:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `workers` is never read [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 5 | 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:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Worker { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "541ad793760960e305c9e9fabc9f31ca5eadc21e1c4291550f69db2d6fb1b437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "541ad793760960e305c9e9fabc9f31ca5eadc21e1c4291550f69db2d6fb1b437", kill_on_drop: false }` [INFO] [stdout] 541ad793760960e305c9e9fabc9f31ca5eadc21e1c4291550f69db2d6fb1b437 [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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 416a5c2cba1d45a61eb0cbad4ff39a8e1100854e491a1717aa9b96da2b2b02ba [INFO] running `Command { std: "docker" "start" "-a" "416a5c2cba1d45a61eb0cbad4ff39a8e1100854e491a1717aa9b96da2b2b02ba", kill_on_drop: false }` [INFO] [stderr] warning: field `workers` is never read [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct ThreadPool { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 5 | 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:9:5 [INFO] [stderr] | [INFO] [stderr] 8 | struct Worker { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 9 | id: usize, [INFO] [stderr] | ^^ [INFO] [stderr] 10 | thread: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `trial` (lib) generated 2 warnings [INFO] [stderr] warning: `trial` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trial-51639b28a8779764) [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/main-df3671773b18a2de) [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] Doc-tests trial [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" "416a5c2cba1d45a61eb0cbad4ff39a8e1100854e491a1717aa9b96da2b2b02ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "416a5c2cba1d45a61eb0cbad4ff39a8e1100854e491a1717aa9b96da2b2b02ba", kill_on_drop: false }` [INFO] [stdout] 416a5c2cba1d45a61eb0cbad4ff39a8e1100854e491a1717aa9b96da2b2b02ba