[INFO] cloning repository https://github.com/ksmratih/module-6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ksmratih/module-6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksmratih%2Fmodule-6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksmratih%2Fmodule-6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 654621357cf70bec7ec3808fd34d1acb4e8f4a22
[INFO] checking ksmratih/module-6 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksmratih%2Fmodule-6" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ksmratih/module-6
[INFO] finished tweaking git repo https://github.com/ksmratih/module-6
[INFO] tweaked toml for git repo https://github.com/ksmratih/module-6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ksmratih/module-6 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ksmratih/module-6 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ea117efdb18303ff37cef9117041b3042f752ce8fad856d4836e997adf2295e
[INFO] running `Command { std: "docker" "start" "-a" "9ea117efdb18303ff37cef9117041b3042f752ce8fad856d4836e997adf2295e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ea117efdb18303ff37cef9117041b3042f752ce8fad856d4836e997adf2295e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea117efdb18303ff37cef9117041b3042f752ce8fad856d4836e997adf2295e", kill_on_drop: false }`
[INFO] [stdout] 9ea117efdb18303ff37cef9117041b3042f752ce8fad856d4836e997adf2295e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32dbd7a214be7a49ffd11a7d460b227a243ec664a225adb3ac0f1d3dc4df8a2b
[INFO] running `Command { std: "docker" "start" "-a" "32dbd7a214be7a49ffd11a7d460b227a243ec664a225adb3ac0f1d3dc4df8a2b", kill_on_drop: false }`
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:6:6
[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:48:6
[INFO] [stdout]    |
[INFO] [stdout] 47 |  struct Worker {
[INFO] [stdout]    |         ------ fields in this struct
[INFO] [stdout] 48 |      id: usize,
[INFO] [stdout]    |      ^^
[INFO] [stdout] 49 |      thread: thread::JoinHandle<()>,
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:6:6
[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:48:6
[INFO] [stdout]    |
[INFO] [stdout] 47 |  struct Worker {
[INFO] [stdout]    |         ------ fields in this struct
[INFO] [stdout] 48 |      id: usize,
[INFO] [stdout]    |      ^^
[INFO] [stdout] 49 |      thread: thread::JoinHandle<()>,
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "32dbd7a214be7a49ffd11a7d460b227a243ec664a225adb3ac0f1d3dc4df8a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32dbd7a214be7a49ffd11a7d460b227a243ec664a225adb3ac0f1d3dc4df8a2b", kill_on_drop: false }`
[INFO] [stdout] 32dbd7a214be7a49ffd11a7d460b227a243ec664a225adb3ac0f1d3dc4df8a2b