[INFO] cloning repository https://github.com/grahamhome/rusty-poker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grahamhome/rusty-poker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamhome%2Frusty-poker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamhome%2Frusty-poker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55119bb14811f6f1f486bd8617171c7ed1f9fc89
[INFO] checking grahamhome/rusty-poker against master#568f6a8641e391ffcdcdb03e79d0901731d8d399 for pr-117164-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamhome%2Frusty-poker" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grahamhome/rusty-poker on toolchain 568f6a8641e391ffcdcdb03e79d0901731d8d399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grahamhome/rusty-poker
[INFO] finished tweaking git repo https://github.com/grahamhome/rusty-poker
[INFO] tweaked toml for git repo https://github.com/grahamhome/rusty-poker written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/grahamhome/rusty-poker 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" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.28
[INFO] [stderr]   Downloaded itertools v0.10.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 046c15bf8e839e4a106bd4eaa38583d2b35a9659c3d3f8a63b4756ef9cb064e9
[INFO] running `Command { std: "docker" "start" "-a" "046c15bf8e839e4a106bd4eaa38583d2b35a9659c3d3f8a63b4756ef9cb064e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "046c15bf8e839e4a106bd4eaa38583d2b35a9659c3d3f8a63b4756ef9cb064e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046c15bf8e839e4a106bd4eaa38583d2b35a9659c3d3f8a63b4756ef9cb064e9", kill_on_drop: false }`
[INFO] [stdout] 046c15bf8e839e4a106bd4eaa38583d2b35a9659c3d3f8a63b4756ef9cb064e9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 657001f468497e84036a2eeeb6d93b8018503cd1b23a486198354bed2260c2e9
[INFO] running `Command { std: "docker" "start" "-a" "657001f468497e84036a2eeeb6d93b8018503cd1b23a486198354bed2260c2e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking poker_hands v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `suits` is never read
[INFO] [stdout]   --> src/hand.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PokerHand<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     suits: HashSet<char>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/hand.rs:42:12
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<'a> PokerHand<'a> {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout] 42  |     pub fn new(input: &'a str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     fn categorize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93  |     fn same_suit(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 98  |     fn sequence(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     fn aces_low(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn n_of_a_kind(&self, n: u8) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     fn two_pair(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     fn full_house(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/hand_type.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum PokerHandType {
[INFO] [stdout]    |          ------------- variants in this enum
[INFO] [stdout] 3  |     HighCard,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 4  |     OnePair,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 5  |     TwoPair,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 6  |     ThreeOfAKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 7  |     Straight,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 8  |     Flush,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     FullHouse,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 10 |     FourOfAKind,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 11 |     StraightFlush,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PokerHandType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `winning_hands` is never used
[INFO] [stdout]  --> src/winning_hands.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn winning_hands<'a>(hands: &[&'a str]) -> Vec<&'a str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "657001f468497e84036a2eeeb6d93b8018503cd1b23a486198354bed2260c2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657001f468497e84036a2eeeb6d93b8018503cd1b23a486198354bed2260c2e9", kill_on_drop: false }`
[INFO] [stdout] 657001f468497e84036a2eeeb6d93b8018503cd1b23a486198354bed2260c2e9
