[INFO] cloning repository https://github.com/jetilling/rust_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jetilling/rust_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjetilling%2Frust_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjetilling%2Frust_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 106a724b5d32b447596d357d17c3d46fe3a872a7
[INFO] testing jetilling/rust_example against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjetilling%2Frust_example" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jetilling/rust_example
[INFO] finished tweaking git repo https://github.com/jetilling/rust_example
[INFO] tweaked toml for git repo https://github.com/jetilling/rust_example written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jetilling/rust_example on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jetilling/rust_example 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53c8c70ecab88817f2aa05a7abc8d8be78ac5ec48a1eac749b1a89ab39afdb1c
[INFO] running `Command { std: "docker" "start" "-a" "53c8c70ecab88817f2aa05a7abc8d8be78ac5ec48a1eac749b1a89ab39afdb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c8c70ecab88817f2aa05a7abc8d8be78ac5ec48a1eac749b1a89ab39afdb1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c8c70ecab88817f2aa05a7abc8d8be78ac5ec48a1eac749b1a89ab39afdb1c", kill_on_drop: false }`
[INFO] [stdout] 53c8c70ecab88817f2aa05a7abc8d8be78ac5ec48a1eac749b1a89ab39afdb1c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c93c2f115103ba559afa524d2c13fba31dae7f1839d00f2f3338a8161e873b3
[INFO] running `Command { std: "docker" "start" "-a" "7c93c2f115103ba559afa524d2c13fba31dae7f1839d00f2f3338a8161e873b3", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rust_example_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |   workers: Vec<Worker>
[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:38:3
[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 0.51s
[INFO] running `Command { std: "docker" "inspect" "7c93c2f115103ba559afa524d2c13fba31dae7f1839d00f2f3338a8161e873b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c93c2f115103ba559afa524d2c13fba31dae7f1839d00f2f3338a8161e873b3", kill_on_drop: false }`
[INFO] [stdout] 7c93c2f115103ba559afa524d2c13fba31dae7f1839d00f2f3338a8161e873b3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 464f265bb115890b4dd41d93ec7eedc1a14649b9553ac153128be78efeee694a
[INFO] running `Command { std: "docker" "start" "-a" "464f265bb115890b4dd41d93ec7eedc1a14649b9553ac153128be78efeee694a", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |   workers: Vec<Worker>
[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:38:3
[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_example_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |   workers: Vec<Worker>
[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:38:3
[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 0.33s
[INFO] running `Command { std: "docker" "inspect" "464f265bb115890b4dd41d93ec7eedc1a14649b9553ac153128be78efeee694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464f265bb115890b4dd41d93ec7eedc1a14649b9553ac153128be78efeee694a", kill_on_drop: false }`
[INFO] [stdout] 464f265bb115890b4dd41d93ec7eedc1a14649b9553ac153128be78efeee694a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4edff18d0794b0f7776a4aeee794b54c064bde4fd9bd852766799eddd0276fb5
[INFO] running `Command { std: "docker" "start" "-a" "4edff18d0794b0f7776a4aeee794b54c064bde4fd9bd852766799eddd0276fb5", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/lib.rs:29:28
[INFO] [stderr]    |
[INFO] [stderr] 29 |   pub fn execute<F>(&self, f: F)
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `workers` is never read
[INFO] [stderr]  --> src/lib.rs:4:3
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct ThreadPool {
[INFO] [stderr]   |            ---------- field in this struct
[INFO] [stderr] 4 |   workers: Vec<Worker>
[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:38:3
[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_example_app` (lib) generated 3 warnings (run `cargo fix --lib -p rust_example_app` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_example_app` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_example_app-33a6b56fd4fd334c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-86803319ccbbbbe6)
[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] [stderr]    Doc-tests rust_example_app
[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" "4edff18d0794b0f7776a4aeee794b54c064bde4fd9bd852766799eddd0276fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edff18d0794b0f7776a4aeee794b54c064bde4fd9bd852766799eddd0276fb5", kill_on_drop: false }`
[INFO] [stdout] 4edff18d0794b0f7776a4aeee794b54c064bde4fd9bd852766799eddd0276fb5