[INFO] cloning repository https://github.com/CadenMG/AI-Chess [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CadenMG/AI-Chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadenMG%2FAI-Chess", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadenMG%2FAI-Chess'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f46dd4c3f3f39bf3b8d5caa8da5a10b3193b1b52 [INFO] checking CadenMG/AI-Chess against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCadenMG%2FAI-Chess" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CadenMG/AI-Chess on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CadenMG/AI-Chess [INFO] finished tweaking git repo https://github.com/CadenMG/AI-Chess [INFO] tweaked toml for git repo https://github.com/CadenMG/AI-Chess written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/CadenMG/AI-Chess 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded synstructure v0.12.4 [INFO] [stderr] Downloaded rustc-demangle v0.1.18 [INFO] [stderr] Downloaded addr2line v0.14.1 [INFO] [stderr] Downloaded backtrace v0.3.56 [INFO] [stderr] Downloaded chess v3.2.0 [INFO] [stderr] Downloaded object v0.23.0 [INFO] [stderr] Downloaded libc v0.2.92 [INFO] [stderr] Downloaded syn v1.0.68 [INFO] [stderr] Downloaded gimli v0.23.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d9b31cb7c117555ffd111301763d34927087402e4cab4b652b0d3f766de0c9e [INFO] running `Command { std: "docker" "start" "-a" "5d9b31cb7c117555ffd111301763d34927087402e4cab4b652b0d3f766de0c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d9b31cb7c117555ffd111301763d34927087402e4cab4b652b0d3f766de0c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d9b31cb7c117555ffd111301763d34927087402e4cab4b652b0d3f766de0c9e", kill_on_drop: false }` [INFO] [stdout] 5d9b31cb7c117555ffd111301763d34927087402e4cab4b652b0d3f766de0c9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3337d4fbe21d6839c693243618e0a50795c99c31efc928b2d959ef38f7fb268b [INFO] running `Command { std: "docker" "start" "-a" "3337d4fbe21d6839c693243618e0a50795c99c31efc928b2d959ef38f7fb268b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.68 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling chess v3.2.0 [INFO] [stderr] Checking ai_chess v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/engine.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `chess::Game::new_from_fen`: Please use Game::from_str(fen)? instead. [INFO] [stdout] --> src/game_logic.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | let game = Game::new_from_fen(&*(fen)).unwrap_or(Game::new()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/engine.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:138:18 [INFO] [stdout] | [INFO] [stdout] 138 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `chess::Game::new_from_fen`: Please use Game::from_str(fen)? instead. [INFO] [stdout] --> src/game_logic.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | let game = Game::new_from_fen(&*(fen)).unwrap_or(Game::new()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:188:18 [INFO] [stdout] | [INFO] [stdout] 188 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/engine.rs:199:20 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `randomheuristic` is never used [INFO] [stdout] --> src/engine.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | write!(&mut res, "{} ", (row + 1).to_string()); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | write!(&mut res, "{}", piece_to_string(piece.unwrap(), color.unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | write!(&mut res, "{}", EMPTY_SQUARE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | write!(&mut res, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:138:18 [INFO] [stdout] | [INFO] [stdout] 138 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:188:18 [INFO] [stdout] | [INFO] [stdout] 188 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/engine.rs:199:20 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `randomheuristic` is never used [INFO] [stdout] --> src/engine.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | write!(&mut res, "{} ", (row + 1).to_string()); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | write!(&mut res, "{}", piece_to_string(piece.unwrap(), color.unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | write!(&mut res, "{}", EMPTY_SQUARE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | write!(&mut res, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/engine.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `chess::Game::new_from_fen`: Please use Game::from_str(fen)? instead. [INFO] [stdout] --> src/game_logic.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | let game = Game::new_from_fen(&*(fen)).unwrap_or(Game::new()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/engine.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `chess::Game::new_from_fen`: Please use Game::from_str(fen)? instead. [INFO] [stdout] --> src/game_logic.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | let game = Game::new_from_fen(&*(fen)).unwrap_or(Game::new()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:138:18 [INFO] [stdout] | [INFO] [stdout] 138 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:188:18 [INFO] [stdout] | [INFO] [stdout] 188 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/engine.rs:199:20 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `randomheuristic` is never used [INFO] [stdout] --> src/engine.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | write!(&mut res, "{} ", (row + 1).to_string()); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | write!(&mut res, "{}", piece_to_string(piece.unwrap(), color.unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | write!(&mut res, "{}", EMPTY_SQUARE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | write!(&mut res, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:138:18 [INFO] [stdout] | [INFO] [stdout] 138 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:148:18 [INFO] [stdout] | [INFO] [stdout] 148 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/engine.rs:188:18 [INFO] [stdout] | [INFO] [stdout] 188 | for (mv, val) in moves_and_values { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/engine.rs:199:20 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `randomheuristic` is never used [INFO] [stdout] --> src/engine.rs:199:4 [INFO] [stdout] | [INFO] [stdout] 199 | fn randomheuristic(position: Board) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | write!(&mut res, "{} ", (row + 1).to_string()); [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] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | write!(&mut res, "{}", piece_to_string(piece.unwrap(), color.unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | write!(&mut res, "{}", EMPTY_SQUARE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/game_printer.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | write!(&mut res, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "3337d4fbe21d6839c693243618e0a50795c99c31efc928b2d959ef38f7fb268b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3337d4fbe21d6839c693243618e0a50795c99c31efc928b2d959ef38f7fb268b", kill_on_drop: false }` [INFO] [stdout] 3337d4fbe21d6839c693243618e0a50795c99c31efc928b2d959ef38f7fb268b