[INFO] cloning repository https://github.com/THernandez03/rust-exercism
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/THernandez03/rust-exercism" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHernandez03%2Frust-exercism", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHernandez03%2Frust-exercism'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea0f121523586376261117fd2a31a0266941fc6f
[INFO] checking THernandez03/rust-exercism against 760e1de835e253bf28bbcbfee38b5e8ed9ffe074 for pr-133502-27
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHernandez03%2Frust-exercism" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/THernandez03/rust-exercism
[INFO] finished tweaking git repo https://github.com/THernandez03/rust-exercism
[INFO] tweaked toml for git repo https://github.com/THernandez03/rust-exercism written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/THernandez03/rust-exercism on toolchain 760e1de835e253bf28bbcbfee38b5e8ed9ffe074
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/THernandez03/rust-exercism 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" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f
[INFO] running `Command { std: "docker" "start" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f" "/opt/rustwide/cargo-home/bin/cargo" "+760e1de835e253bf28bbcbfee38b5e8ed9ffe074" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-exercism v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `winning_hands` is never used
[INFO] [stdout]  --> src/./07-poker/main.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn winning_hands<'a>(hands: &[&'a str]) -> Vec<&'a str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] warning: function `winning_hands` is never used
[INFO] [stdout]  --> src/./07-poker/main.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn winning_hands<'a>(hands: &[&'a str]) -> Vec<&'a str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f", kill_on_drop: false }`
[INFO] [stdout] b1cdbe5d9ad8a1dcfaaf0ceba397024c8909c1eaa378a90c133f551d792a2c9f
