[INFO] cloning repository https://github.com/benj2468/cards [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benj2468/cards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenj2468%2Fcards", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenj2468%2Fcards'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 46cc1eff859e6a969cad231368b2d41683c7240c [INFO] testing benj2468/cards against 1.95.0 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenj2468%2Fcards" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/benj2468/cards [INFO] finished tweaking git repo https://github.com/benj2468/cards [INFO] tweaked toml for git repo https://github.com/benj2468/cards written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/benj2468/cards on toolchain 1.95.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/benj2468/cards 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_hc v0.3.0 [INFO] [stderr] Downloaded rand_chacha v0.3.0 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded ppv-lite86 v0.2.10 [INFO] [stderr] Downloaded terminal_size v0.1.15 [INFO] [stderr] Downloaded text_io v0.1.8 [INFO] [stderr] Downloaded getrandom v0.1.15 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded console v0.13.0 [INFO] [stderr] Downloaded tempfile v3.1.0 [INFO] [stderr] Downloaded getrandom v0.2.0 [INFO] [stderr] Downloaded rand_core v0.6.0 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded zeroize v0.9.3 [INFO] [stderr] Downloaded dialoguer v0.7.1 [INFO] [stderr] Downloaded regex v1.4.2 [INFO] [stderr] Downloaded regex-syntax v0.6.21 [INFO] [stderr] Downloaded libc v0.2.81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7fed1cd17d7d5bb7cc4ee9f2e03354dcd4718ce70e3c538ef530d0d044dfb061 [INFO] running `Command { std: "docker" "start" "-a" "7fed1cd17d7d5bb7cc4ee9f2e03354dcd4718ce70e3c538ef530d0d044dfb061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fed1cd17d7d5bb7cc4ee9f2e03354dcd4718ce70e3c538ef530d0d044dfb061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fed1cd17d7d5bb7cc4ee9f2e03354dcd4718ce70e3c538ef530d0d044dfb061", kill_on_drop: false }` [INFO] [stdout] 7fed1cd17d7d5bb7cc4ee9f2e03354dcd4718ce70e3c538ef530d0d044dfb061 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2254f322000b1df2efba14e121644883b13aea4a560b47af6e351918f54c5a3 [INFO] running `Command { std: "docker" "start" "-a" "c2254f322000b1df2efba14e121644883b13aea4a560b47af6e351918f54c5a3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling zeroize v0.9.3 [INFO] [stderr] Compiling text_io v0.1.8 [INFO] [stderr] Compiling terminal_size v0.1.15 [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling console v0.13.0 [INFO] [stderr] Compiling dialoguer v0.7.1 [INFO] [stderr] Compiling cards v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opposite_suit` [INFO] [stdout] --> src/games/klondike.rs:137:13 [INFO] [stdout] | [INFO] [stdout] 137 | let opposite_suit = if move_card.color() { Suit::Club } else { Suit::Diamond }; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opposite_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/games/klondike.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | Err(e) => return Err(String::from("Unable to make that move")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `try_move_aces` is never used [INFO] [stdout] --> src/games/aces_up.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl AcesUpGame [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 97 | fn try_move_aces(&mut self) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_visible`, `see`, `hide`, and `color` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_deck`, `deal`, and `top_card` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_visible`, `is_ace`, and `hide` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_deck_reverse` and `deal` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Game` is never used [INFO] [stdout] --> src/games/game.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Game { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_CARD_RANK` is never used [INFO] [stdout] --> src/utils/deck.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const MAX_CARD_RANK: u8 = 14; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Suit` is never used [INFO] [stdout] --> src/utils/deck.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum Suit { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Card` is never constructed [INFO] [stdout] --> src/utils/deck.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/utils/deck.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 37 | pub fn new(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn set_visible(&mut self, new_val: bool) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Stack` is never constructed [INFO] [stdout] --> src/utils/deck.rs:108:12 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct Stack { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/utils/deck.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | pub fn shuffle(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn draw(&mut self) -> Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 164 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | select_game(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = select_game(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "c2254f322000b1df2efba14e121644883b13aea4a560b47af6e351918f54c5a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2254f322000b1df2efba14e121644883b13aea4a560b47af6e351918f54c5a3", kill_on_drop: false }` [INFO] [stdout] c2254f322000b1df2efba14e121644883b13aea4a560b47af6e351918f54c5a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4b113c6da4e9b7ccf3279264c66d4fdb884a64166930ba9e148df5ea37f396e [INFO] running `Command { std: "docker" "start" "-a" "e4b113c6da4e9b7ccf3279264c66d4fdb884a64166930ba9e148df5ea37f396e", kill_on_drop: false }` [INFO] [stderr] Compiling cards v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opposite_suit` [INFO] [stdout] --> src/games/klondike.rs:137:13 [INFO] [stdout] | [INFO] [stdout] 137 | let opposite_suit = if move_card.color() { Suit::Club } else { Suit::Diamond }; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opposite_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/games/klondike.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | Err(e) => return Err(String::from("Unable to make that move")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `try_move_aces` is never used [INFO] [stdout] --> src/games/aces_up.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl AcesUpGame [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 97 | fn try_move_aces(&mut self) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_visible`, `see`, `hide`, and `color` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_deck`, `deal`, and `top_card` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_visible`, `is_ace`, and `hide` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_deck_reverse` and `deal` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Game` is never used [INFO] [stdout] --> src/games/game.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Game { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_CARD_RANK` is never used [INFO] [stdout] --> src/utils/deck.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | const MAX_CARD_RANK: u8 = 14; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Suit` is never used [INFO] [stdout] --> src/utils/deck.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum Suit { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Card` is never constructed [INFO] [stdout] --> src/utils/deck.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/utils/deck.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 37 | pub fn new(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn set_visible(&mut self, new_val: bool) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Stack` is never constructed [INFO] [stdout] --> src/utils/deck.rs:108:12 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct Stack { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/utils/deck.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | pub fn shuffle(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn draw(&mut self) -> Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 164 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | select_game(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = select_game(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opposite_suit` [INFO] [stdout] --> src/games/klondike.rs:137:13 [INFO] [stdout] | [INFO] [stdout] 137 | let opposite_suit = if move_card.color() { Suit::Club } else { Suit::Diamond }; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opposite_suit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/games/klondike.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | Err(e) => return Err(String::from("Unable to make that move")) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `try_move_aces` is never used [INFO] [stdout] --> src/games/aces_up.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl AcesUpGame [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 97 | fn try_move_aces(&mut self) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `see`, `hide`, and `color` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `top_card` is never used [INFO] [stdout] --> src/games/../utils/deck.rs:179:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `new_hidden_card` is never used [INFO] [stdout] --> src/games/../utils/deck.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 195 | fn new_hidden_card() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_ace` and `hide` are never used [INFO] [stdout] --> src/games/../utils/deck.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_deck_reverse` is never used [INFO] [stdout] --> src/games/../utils/deck.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Game` is never used [INFO] [stdout] --> src/games/game.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Game { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_ace`, `set_visible`, `see`, `hide`, and `color` are never used [INFO] [stdout] --> src/utils/deck.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 36 | impl Card { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn is_ace(&self) -> bool [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn set_visible(&mut self, new_val: bool) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub fn see(mut self) -> Card [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn hide(mut self) -> Card [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn color(&self) -> bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_deck_reverse` and `top_card` are never used [INFO] [stdout] --> src/utils/deck.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl Stack { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `new_hidden_card` is never used [INFO] [stdout] --> src/utils/deck.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 195 | fn new_hidden_card() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | select_game(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = select_game(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "e4b113c6da4e9b7ccf3279264c66d4fdb884a64166930ba9e148df5ea37f396e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4b113c6da4e9b7ccf3279264c66d4fdb884a64166930ba9e148df5ea37f396e", kill_on_drop: false }` [INFO] [stdout] e4b113c6da4e9b7ccf3279264c66d4fdb884a64166930ba9e148df5ea37f396e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2ba28aa112763d5c14d505caebf3bce4fba864c248f14cec60d493390e371f48 [INFO] running `Command { std: "docker" "start" "-a" "2ba28aa112763d5c14d505caebf3bce4fba864c248f14cec60d493390e371f48", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opposite_suit` [INFO] [stderr] --> src/games/klondike.rs:137:13 [INFO] [stderr] | [INFO] [stderr] 137 | let opposite_suit = if move_card.color() { Suit::Club } else { Suit::Diamond }; [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opposite_suit` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/games/klondike.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | Err(e) => return Err(String::from("Unable to make that move")) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: method `try_move_aces` is never used [INFO] [stderr] --> src/games/aces_up.rs:97:8 [INFO] [stderr] | [INFO] [stderr] 17 | impl AcesUpGame [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 97 | fn try_move_aces(&mut self) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `new_visible`, `see`, `hide`, and `color` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 61 | pub fn see(mut self) -> Card [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 74 | pub fn color(&self) -> bool [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new_deck`, `deal`, and `top_card` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:114:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- associated items in this implementation [INFO] [stderr] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new_visible`, `is_ace`, and `hide` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | pub fn is_ace(&self) -> bool [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new_deck_reverse` and `deal` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:130:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Game` is never used [INFO] [stderr] --> src/games/game.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | pub trait Game { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `MAX_CARD_RANK` is never used [INFO] [stderr] --> src/utils/deck.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | const MAX_CARD_RANK: u8 = 14; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `Suit` is never used [INFO] [stderr] --> src/utils/deck.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | pub enum Suit { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Card` is never constructed [INFO] [stderr] --> src/utils/deck.rs:30:12 [INFO] [stderr] | [INFO] [stderr] 30 | pub struct Card { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/utils/deck.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- associated items in this implementation [INFO] [stderr] 37 | pub fn new(suit: Suit, rank: u8) -> Result { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 43 | pub fn new_visible(suit: Suit, rank: u8) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | pub fn is_ace(&self) -> bool [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 56 | pub fn set_visible(&mut self, new_val: bool) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 61 | pub fn see(mut self) -> Card [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 74 | pub fn color(&self) -> bool [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Stack` is never constructed [INFO] [stderr] --> src/utils/deck.rs:108:12 [INFO] [stderr] | [INFO] [stderr] 108 | pub struct Stack { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/utils/deck.rs:114:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- associated items in this implementation [INFO] [stderr] 114 | pub fn new_deck(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 152 | pub fn shuffle(&mut self) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 156 | pub fn draw(&mut self) -> Card { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 164 | pub fn size(&self) -> usize { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 168 | pub fn deal(&mut self, count: usize) -> Vec { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:35:21 [INFO] [stderr] | [INFO] [stderr] 35 | select_game(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 35 | let _ = select_game(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `cards` (lib) generated 16 warnings (run `cargo fix --lib -p cards` to apply 3 suggestions) [INFO] [stderr] warning: methods `see`, `hide`, and `color` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 61 | pub fn see(mut self) -> Card [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 74 | pub fn color(&self) -> bool [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `top_card` is never used [INFO] [stderr] --> src/games/../utils/deck.rs:179:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `new_hidden_card` is never used [INFO] [stderr] --> src/games/../utils/deck.rs:195:8 [INFO] [stderr] | [INFO] [stderr] 195 | fn new_hidden_card() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `is_ace` and `hide` are never used [INFO] [stderr] --> src/games/../utils/deck.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 51 | pub fn is_ace(&self) -> bool [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new_deck_reverse` is never used [INFO] [stderr] --> src/games/../utils/deck.rs:130:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `is_ace`, `set_visible`, `see`, `hide`, and `color` are never used [INFO] [stderr] --> src/utils/deck.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 36 | impl Card { [INFO] [stderr] | --------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 51 | pub fn is_ace(&self) -> bool [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 56 | pub fn set_visible(&mut self, new_val: bool) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 61 | pub fn see(mut self) -> Card [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn hide(mut self) -> Card [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 74 | pub fn color(&self) -> bool [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new_deck_reverse` and `top_card` are never used [INFO] [stderr] --> src/utils/deck.rs:130:12 [INFO] [stderr] | [INFO] [stderr] 113 | impl Stack { [INFO] [stderr] | ---------- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 130 | pub fn new_deck_reverse(with_joker: bool) -> Stack { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 179 | pub fn top_card(&self) -> Option<&Card> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `new_hidden_card` is never used [INFO] [stderr] --> src/utils/deck.rs:195:8 [INFO] [stderr] | [INFO] [stderr] 195 | fn new_hidden_card() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `cards` (lib test) generated 14 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cards-ef21210f0dba6e70) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test aces_up::deck::test::deal ... ok [INFO] [stdout] test aces_up::deck::test::deck_with_joker ... ok [INFO] [stdout] test aces_up::deck::test::draw ... ok [INFO] [stdout] test aces_up::deck::test::deck ... ok [INFO] [stdout] test aces_up::deck::test::new_card ... ok [INFO] [stdout] test aces_up::deck::test::invalid_card ... ok [INFO] [stdout] test aces_up::deck::test::shuffle ... ok [INFO] [stdout] test aces_up::test::clean ... ok [INFO] [stdout] test deck::test::deal ... ok [INFO] [stdout] test deck::test::deck_with_joker ... ok [INFO] [stdout] test deck::test::deck ... ok [INFO] [stdout] test deck::test::invalid_card ... ok [INFO] [stdout] test deck::test::new_card ... ok [INFO] [stdout] test deck::test::shuffle ... ok [INFO] [stdout] test klondike::deck::test::deal ... ok [INFO] [stdout] test klondike::deck::test::deck ... ok [INFO] [stdout] test klondike::deck::test::deck_with_joker ... ok [INFO] [stdout] test klondike::deck::test::draw ... ok [INFO] [stdout] test klondike::deck::test::invalid_card ... ok [INFO] [stdout] test klondike::deck::test::new_card ... ok [INFO] [stdout] test aces_up::test::win_false ... ok [INFO] [stdout] test deck::test::draw ... ok [INFO] [stdout] test klondike::deck::test::shuffle ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- klondike::deck::test::shuffle stdout ---- [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] [INFO] [stdout] thread 'klondike::deck::test::shuffle' (39) panicked at src/games/../utils/deck.rs:233:9: [INFO] [stdout] assertion `left != right` failed [INFO] [stdout] left: Card { suit: Club, rank: 2, visible: true } [INFO] [stdout] right: Card { suit: Club, rank: 2, visible: true } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x62ae19de79ca - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x62ae19de79ca - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x62ae19de79ca - std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x62ae19de79ca - <::print::DisplayBacktrace as core[c1f1a4ba060b9bfa]::fmt::Display>::fmt [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x62ae19dfbe4a - ::fmt [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x62ae19dfbe4a - core[c1f1a4ba060b9bfa]::fmt::write [INFO] [stdout] 6: 0x62ae19dec252 - std[e28293b1aa0f68bd]::io::default_write_fmt::> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x62ae19dec252 - as std[e28293b1aa0f68bd]::io::Write>::write_fmt [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x62ae19dc6bdf - ::print [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x62ae19dc6bdf - std[e28293b1aa0f68bd]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x62ae19ddff39 - std[e28293b1aa0f68bd]::panicking::default_hook [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x62ae19d42bec - core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x62ae19d42bec - test[273d7611820c9051]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x62ae19de00f2 - core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x62ae19de00f2 - std[e28293b1aa0f68bd]::panicking::panic_with_hook [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x62ae19dc6c98 - std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x62ae19dbe639 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x62ae19dc79ad - __rustc[b7974e8690430dd9]::rust_begin_unwind [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x62ae19dfc6bc - core[c1f1a4ba060b9bfa]::panicking::panic_fmt [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x62ae19dfc573 - core[c1f1a4ba060b9bfa]::panicking::assert_failed_inner [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:439:17 [INFO] [stdout] 20: 0x62ae19d2f972 - core::panicking::assert_failed::h7503f31608ceb8d9 [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:394:5 [INFO] [stdout] 21: 0x62ae19d33532 - cards::klondike::deck::test::shuffle::h7e00f587dcbfe42f [INFO] [stdout] at /opt/rustwide/workdir/src/games/../utils/deck.rs:233:9 [INFO] [stdout] 22: 0x62ae19d33567 - cards::klondike::deck::test::shuffle::{{closure}}::h6aac57bbf9dc3150 [INFO] [stdout] at /opt/rustwide/workdir/src/games/../utils/deck.rs:224:17 [INFO] [stdout] 23: 0x62ae19d26c66 - core::ops::function::FnOnce::call_once::h5c36b40b93ef20b6 [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x62ae19d36ccb - core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x62ae19d36ccb - test[273d7611820c9051]::__rust_begin_short_backtrace::, fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x62ae19d436bb - test[273d7611820c9051]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x62ae19d436bb - as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x62ae19d436bb - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x62ae19d436bb - std[e28293b1aa0f68bd]::panicking::catch_unwind::, core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x62ae19d436bb - std[e28293b1aa0f68bd]::panic::catch_unwind::, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x62ae19d436bb - test[273d7611820c9051]::run_test_in_process [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x62ae19d436bb - test[273d7611820c9051]::run_test::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x62ae19d3edd4 - test[273d7611820c9051]::run_test::{closure#1} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x62ae19d3edd4 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x62ae19d462c2 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x62ae19d462c2 - ::{closure#1}::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x62ae19d462c2 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x62ae19d462c2 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<(), core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x62ae19d462c2 - std[e28293b1aa0f68bd]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x62ae19d462c2 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x62ae19d462c2 - ::{closure#1} as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x62ae19de72df - + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 43: 0x62ae19de72df - ::new::thread_start [INFO] [stdout] at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x75a5e1975aa4 - [INFO] [stdout] 45: 0x75a5e1a02a64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] klondike::deck::test::shuffle [INFO] [stdout] [INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2ba28aa112763d5c14d505caebf3bce4fba864c248f14cec60d493390e371f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ba28aa112763d5c14d505caebf3bce4fba864c248f14cec60d493390e371f48", kill_on_drop: false }` [INFO] [stdout] 2ba28aa112763d5c14d505caebf3bce4fba864c248f14cec60d493390e371f48