[INFO] cloning repository https://github.com/SzymonMisztal/Lab-2-AI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SzymonMisztal/Lab-2-AI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSzymonMisztal%2FLab-2-AI", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSzymonMisztal%2FLab-2-AI'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68338f32540f35be7950a7a40262a2b894f4d446 [INFO] checking SzymonMisztal/Lab-2-AI/68338f32540f35be7950a7a40262a2b894f4d446 against master#f4d794ea0b845413344621d89f6c945062748485 for pr-119369 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSzymonMisztal%2FLab-2-AI" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SzymonMisztal/Lab-2-AI on toolchain f4d794ea0b845413344621d89f6c945062748485 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4d794ea0b845413344621d89f6c945062748485" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SzymonMisztal/Lab-2-AI [INFO] finished tweaking git repo https://github.com/SzymonMisztal/Lab-2-AI [INFO] tweaked toml for git repo https://github.com/SzymonMisztal/Lab-2-AI written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SzymonMisztal/Lab-2-AI 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" "+f4d794ea0b845413344621d89f6c945062748485" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f4d794ea0b845413344621d89f6c945062748485" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2a968a02afc29df882282cfdd90637a37f0845218f2c52b9dbce26a21a5c0d9 [INFO] running `Command { std: "docker" "start" "-a" "b2a968a02afc29df882282cfdd90637a37f0845218f2c52b9dbce26a21a5c0d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2a968a02afc29df882282cfdd90637a37f0845218f2c52b9dbce26a21a5c0d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2a968a02afc29df882282cfdd90637a37f0845218f2c52b9dbce26a21a5c0d9", kill_on_drop: false }` [INFO] [stdout] b2a968a02afc29df882282cfdd90637a37f0845218f2c52b9dbce26a21a5c0d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f4d794ea0b845413344621d89f6c945062748485" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e383ddfc74bd5915b7ad9f9b623dc6d630e7bb61a3a7f793773810880c129922 [INFO] running `Command { std: "docker" "start" "-a" "e383ddfc74bd5915b7ad9f9b623dc6d630e7bb61a3a7f793773810880c129922", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking simd-adler32 v0.3.5 [INFO] [stderr] Compiling quad-alsa-sys v0.3.2 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Checking once_cell v1.17.1 [INFO] [stderr] Compiling miniquad v0.3.14 [INFO] [stderr] Compiling quad-snd v0.2.7 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Checking miniz_oxide v0.6.2 [INFO] [stderr] Checking hound v3.5.0 [INFO] [stderr] Checking ttf-parser v0.15.2 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Compiling macroquad_macro v0.1.7 [INFO] [stderr] Checking quad-rand v0.2.1 [INFO] [stderr] Checking glam v0.21.3 [INFO] [stderr] Checking bumpalo v3.12.0 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Checking lewton v0.9.4 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking dasp_frame v0.11.0 [INFO] [stderr] Checking flate2 v1.0.25 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking png v0.17.8 [INFO] [stderr] Checking audrey v0.3.0 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking image v0.24.6 [INFO] [stderr] Checking fontdue v0.7.2 [INFO] [stderr] Checking macroquad v0.3.25 [INFO] [stderr] Checking Lab2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `macroquad::miniquad::CursorIcon::Default` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use macroquad::miniquad::CursorIcon::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macroquad::miniquad::CursorIcon::Default` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use macroquad::miniquad::CursorIcon::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Board` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::board::{Board}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::minmax::Minmax` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::minmax::Minmax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::config::WINDOW_SIZE` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::config::WINDOW_SIZE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluation::Evaluation` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::evaluation::Evaluation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Board` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::board::{Board}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::minmax::Minmax` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::minmax::Minmax; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluation::Evaluation` [INFO] [stdout] --> src/game.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::evaluation::Evaluation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/minmax.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::config::WINDOW_SIZE` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::config::WINDOW_SIZE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `evaluation` [INFO] [stdout] --> src/minmax.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::{config, evaluation}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluation::Evaluation` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::evaluation::Evaluation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/evaluation.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::board::Board` [INFO] [stdout] --> src/evaluation.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::board::Board; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluation::Evaluation` [INFO] [stdout] --> src/game.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::evaluation::Evaluation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/minmax.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PLAYER1_EVAL`, `PLAYER2_EVAL` [INFO] [stdout] --> src/evaluation.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::config::{BORDER_POINTS, PLAYER1_EVAL, PLAYER2_EVAL}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `evaluation` [INFO] [stdout] --> src/minmax.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::{config, evaluation}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/evaluation.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::board::Board` [INFO] [stdout] --> src/evaluation.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::board::Board; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PLAYER1_EVAL`, `PLAYER2_EVAL` [INFO] [stdout] --> src/evaluation.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::config::{BORDER_POINTS, PLAYER1_EVAL, PLAYER2_EVAL}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/board.rs:48:18 [INFO] [stdout] | [INFO] [stdout] 48 | for (x, ch) in row.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/board.rs:48:18 [INFO] [stdout] | [INFO] [stdout] 48 | for (x, ch) in row.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/minmax.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | mut board: [[char; 8]; 8], [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/minmax.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | mut board: [[char; 8]; 8], [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `reset_board` and `print_board2` are never used [INFO] [stdout] --> src/board.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Board { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 8 | pub fn reset_board(board: &mut [[char; 8]; 8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn print_board2(board: &[[char; 8]; 8]) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `is_near_enemy` is never used [INFO] [stdout] --> src/game.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Game { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 117 | fn is_near_enemy(board: &[[char; 8]; 8], y: usize, x: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `WINDOW_SIZE` is never used [INFO] [stdout] --> src/config.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub static WINDOW_SIZE: i32 = 800; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `CheckersDiffPos` and `CheckersDiffPosMoves` are never constructed [INFO] [stdout] --> src/evaluation.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Evaluation { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 8 | Table, [INFO] [stdout] 9 | CheckersDiffPos, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | CheckersDiffPosMoves [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `reset_board` and `print_board2` are never used [INFO] [stdout] --> src/board.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Board { [INFO] [stdout] | ---------- associated functions in this implementation [INFO] [stdout] 8 | pub fn reset_board(board: &mut [[char; 8]; 8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn print_board2(board: &[[char; 8]; 8]) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Lab2` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `lab2` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `is_near_enemy` is never used [INFO] [stdout] --> src/game.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Game { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 117 | fn is_near_enemy(board: &[[char; 8]; 8], y: usize, x: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `WINDOW_SIZE` is never used [INFO] [stdout] --> src/config.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub static WINDOW_SIZE: i32 = 800; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `CheckersDiffPos` and `CheckersDiffPosMoves` are never constructed [INFO] [stdout] --> src/evaluation.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Evaluation { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 8 | Table, [INFO] [stdout] 9 | CheckersDiffPos, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | CheckersDiffPosMoves [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Lab2` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `lab2` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/user_input.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | io::stdout().flush(); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 6 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/minmax.rs:86:27 [INFO] [stdout] | [INFO] [stdout] 86 | tactic.clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `Evaluation` does not implement `Clone`, so calling `clone` on `&Evaluation` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/user_input.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | io::stdout().flush(); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 6 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/minmax.rs:86:27 [INFO] [stdout] | [INFO] [stdout] 86 | tactic.clone() [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `Evaluation` does not implement `Clone`, so calling `clone` on `&Evaluation` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.06s [INFO] running `Command { std: "docker" "inspect" "e383ddfc74bd5915b7ad9f9b623dc6d630e7bb61a3a7f793773810880c129922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e383ddfc74bd5915b7ad9f9b623dc6d630e7bb61a3a7f793773810880c129922", kill_on_drop: false }` [INFO] [stdout] e383ddfc74bd5915b7ad9f9b623dc6d630e7bb61a3a7f793773810880c129922