[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] building grahamhome/rusty-poker against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamhome%2Frusty-poker" "/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/grahamhome/rusty-poker on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-4-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d73b05d595eb352f4315460eabf272f84022769cd9c584adcf36de07e4befe0f [INFO] running `Command { std: "docker" "start" "-a" "d73b05d595eb352f4315460eabf272f84022769cd9c584adcf36de07e4befe0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d73b05d595eb352f4315460eabf272f84022769cd9c584adcf36de07e4befe0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d73b05d595eb352f4315460eabf272f84022769cd9c584adcf36de07e4befe0f", kill_on_drop: false }` [INFO] [stdout] d73b05d595eb352f4315460eabf272f84022769cd9c584adcf36de07e4befe0f [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ef20d3ecc66e398fa707d350b20ae274695adf3aef78f0ea347f5710b2a3374 [INFO] running `Command { std: "docker" "start" "-a" "2ef20d3ecc66e398fa707d350b20ae274695adf3aef78f0ea347f5710b2a3374", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling poker_hands v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `input` and `suits` are never read [INFO] [stdout] --> src/hand.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct PokerHand<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 11 | pub input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | ranks: HashMap, [INFO] [stdout] 13 | suits: HashSet, [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.45s [INFO] running `Command { std: "docker" "inspect" "2ef20d3ecc66e398fa707d350b20ae274695adf3aef78f0ea347f5710b2a3374", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ef20d3ecc66e398fa707d350b20ae274695adf3aef78f0ea347f5710b2a3374", kill_on_drop: false }` [INFO] [stdout] 2ef20d3ecc66e398fa707d350b20ae274695adf3aef78f0ea347f5710b2a3374 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d91c98c276fab4aa1e59e328fd95b40dbb6570bff16824a6c4558ab5508fb0ad [INFO] running `Command { std: "docker" "start" "-a" "d91c98c276fab4aa1e59e328fd95b40dbb6570bff16824a6c4558ab5508fb0ad", kill_on_drop: false }` [INFO] [stdout] warning: fields `input` and `suits` are never read [INFO] [stdout] --> src/hand.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct PokerHand<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 11 | pub input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | ranks: HashMap, [INFO] [stdout] 13 | suits: HashSet, [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] [stderr] Compiling poker_hands v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "d91c98c276fab4aa1e59e328fd95b40dbb6570bff16824a6c4558ab5508fb0ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d91c98c276fab4aa1e59e328fd95b40dbb6570bff16824a6c4558ab5508fb0ad", kill_on_drop: false }` [INFO] [stdout] d91c98c276fab4aa1e59e328fd95b40dbb6570bff16824a6c4558ab5508fb0ad