[INFO] cloning repository https://github.com/jamisonordway/rust_server_exploration
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamisonordway/rust_server_exploration" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamisonordway%2Frust_server_exploration", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamisonordway%2Frust_server_exploration'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d073c92e4c415865b429c22ee32ad5b8972706c
[INFO] checking jamisonordway/rust_server_exploration against master#cb06d12710575a0d7ff71d6fe108f3bcff4f9195 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamisonordway%2Frust_server_exploration" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamisonordway/rust_server_exploration on toolchain cb06d12710575a0d7ff71d6fe108f3bcff4f9195
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamisonordway/rust_server_exploration
[INFO] finished tweaking git repo https://github.com/jamisonordway/rust_server_exploration
[INFO] tweaked toml for git repo https://github.com/jamisonordway/rust_server_exploration written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jamisonordway/rust_server_exploration 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" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7316a44b7f4803ff901b9426bd3a3b120e9fa109d083510f95cc079aa8417753
[INFO] running `Command { std: "docker" "start" "-a" "7316a44b7f4803ff901b9426bd3a3b120e9fa109d083510f95cc079aa8417753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7316a44b7f4803ff901b9426bd3a3b120e9fa109d083510f95cc079aa8417753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7316a44b7f4803ff901b9426bd3a3b120e9fa109d083510f95cc079aa8417753", kill_on_drop: false }`
[INFO] [stdout] 7316a44b7f4803ff901b9426bd3a3b120e9fa109d083510f95cc079aa8417753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ed3e66b0084de52246cf689bd28991993dca5ad83639d126c1473a4ef7cc46
[INFO] running `Command { std: "docker" "start" "-a" "e9ed3e66b0084de52246cf689bd28991993dca5ad83639d126c1473a4ef7cc46", kill_on_drop: false }`
[INFO] [stderr]     Checking hello_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |   workers: Vec<Worker>,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/lib.rs:40:3
[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] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ThreadPool {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |   workers: Vec<Worker>,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/lib.rs:40:3
[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 0.38s
[INFO] running `Command { std: "docker" "inspect" "e9ed3e66b0084de52246cf689bd28991993dca5ad83639d126c1473a4ef7cc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ed3e66b0084de52246cf689bd28991993dca5ad83639d126c1473a4ef7cc46", kill_on_drop: false }`
[INFO] [stdout] e9ed3e66b0084de52246cf689bd28991993dca5ad83639d126c1473a4ef7cc46
