[INFO] cloning repository https://github.com/moreheadm/xanadu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moreheadm/xanadu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoreheadm%2Fxanadu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoreheadm%2Fxanadu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 887ca3e7ba4990a821cd3451499ce8f2d9f463c0 [INFO] testing moreheadm/xanadu against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoreheadm%2Fxanadu" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/moreheadm/xanadu on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/moreheadm/xanadu [INFO] finished tweaking git repo https://github.com/moreheadm/xanadu [INFO] tweaked toml for git repo https://github.com/moreheadm/xanadu written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/moreheadm/xanadu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 520b1765092d0808d14081a034e187b6ba34454df092c1bb7df66d248b76b74d [INFO] running `Command { std: "docker" "start" "-a" "520b1765092d0808d14081a034e187b6ba34454df092c1bb7df66d248b76b74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "520b1765092d0808d14081a034e187b6ba34454df092c1bb7df66d248b76b74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "520b1765092d0808d14081a034e187b6ba34454df092c1bb7df66d248b76b74d", kill_on_drop: false }` [INFO] [stdout] 520b1765092d0808d14081a034e187b6ba34454df092c1bb7df66d248b76b74d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 704db3c9ba5cc581bdda18c8db52d02529328e7820bcac759f777aa2d077eaf7 [INFO] running `Command { std: "docker" "start" "-a" "704db3c9ba5cc581bdda18c8db52d02529328e7820bcac759f777aa2d077eaf7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling shakmaty v0.16.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling btoi v0.4.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling xanadu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Material`, `Piece` [INFO] [stdout] --> src/engine.rs:1:53 [INFO] [stdout] | [INFO] [stdout] 1 | use shakmaty::{Chess, Move, Position, Setup, Color, Material, MaterialSide, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 2 | Outcome, Piece, Role, Board}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `legals` [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let legals = pos.legals(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_legals` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `eval` [INFO] [stdout] --> src/engine.rs:166:23 [INFO] [stdout] | [INFO] [stdout] 166 | let (mov, eval) = match self.position.turn() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_eval` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:117:29 [INFO] [stdout] | [INFO] [stdout] 117 | fn debug_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:125:33 [INFO] [stdout] | [INFO] [stdout] 125 | fn setoption_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:129:32 [INFO] [stdout] | [INFO] [stdout] 129 | fn register_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:133:34 [INFO] [stdout] | [INFO] [stdout] 133 | fn ucinewgame_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fen_start` [INFO] [stdout] --> src/runner.rs:143:18 [INFO] [stdout] | [INFO] [stdout] 143 | Some(fen_start) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fen_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:206:28 [INFO] [stdout] | [INFO] [stdout] 206 | fn stop_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:215:33 [INFO] [stdout] | [INFO] [stdout] 215 | fn ponderhit_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engine.rs:182:46 [INFO] [stdout] | [INFO] [stdout] 182 | fn searchmax(&mut self, position: Chess, mut upper: i32, mut lower: i32, [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/engine.rs:224:62 [INFO] [stdout] | [INFO] [stdout] 224 | fn searchmin(&mut self, position: Chess, mut upper: i32, mut lower: i32, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `random_search` [INFO] [stdout] --> src/engine.rs:151:8 [INFO] [stdout] | [INFO] [stdout] 151 | fn random_search(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.47s [INFO] running `Command { std: "docker" "inspect" "704db3c9ba5cc581bdda18c8db52d02529328e7820bcac759f777aa2d077eaf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "704db3c9ba5cc581bdda18c8db52d02529328e7820bcac759f777aa2d077eaf7", kill_on_drop: false }` [INFO] [stdout] 704db3c9ba5cc581bdda18c8db52d02529328e7820bcac759f777aa2d077eaf7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e035bdbc344e3f79ea35534ad19cba799bb339bd29fb15170f0084246297f11b [INFO] running `Command { std: "docker" "start" "-a" "e035bdbc344e3f79ea35534ad19cba799bb339bd29fb15170f0084246297f11b", kill_on_drop: false }` [INFO] [stderr] Compiling xanadu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Material`, `Piece` [INFO] [stdout] --> src/engine.rs:1:53 [INFO] [stdout] | [INFO] [stdout] 1 | use shakmaty::{Chess, Move, Position, Setup, Color, Material, MaterialSide, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 2 | Outcome, Piece, Role, Board}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/runner.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `legals` [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let legals = pos.legals(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_legals` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `eval` [INFO] [stdout] --> src/engine.rs:166:23 [INFO] [stdout] | [INFO] [stdout] 166 | let (mov, eval) = match self.position.turn() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_eval` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:117:29 [INFO] [stdout] | [INFO] [stdout] 117 | fn debug_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:125:33 [INFO] [stdout] | [INFO] [stdout] 125 | fn setoption_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:129:32 [INFO] [stdout] | [INFO] [stdout] 129 | fn register_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:133:34 [INFO] [stdout] | [INFO] [stdout] 133 | fn ucinewgame_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fen_start` [INFO] [stdout] --> src/runner.rs:143:18 [INFO] [stdout] | [INFO] [stdout] 143 | Some(fen_start) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fen_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:206:28 [INFO] [stdout] | [INFO] [stdout] 206 | fn stop_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tokens` [INFO] [stdout] --> src/runner.rs:215:33 [INFO] [stdout] | [INFO] [stdout] 215 | fn ponderhit_cmd(&mut self, tokens: &mut Split) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engine.rs:182:46 [INFO] [stdout] | [INFO] [stdout] 182 | fn searchmax(&mut self, position: Chess, mut upper: i32, mut lower: i32, [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/engine.rs:224:62 [INFO] [stdout] | [INFO] [stdout] 224 | fn searchmin(&mut self, position: Chess, mut upper: i32, mut lower: i32, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `random_search` [INFO] [stdout] --> src/engine.rs:151:8 [INFO] [stdout] | [INFO] [stdout] 151 | fn random_search(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/xanadu-96c6ae3dfa262b4a) [INFO] running `Command { std: "docker" "inspect" "e035bdbc344e3f79ea35534ad19cba799bb339bd29fb15170f0084246297f11b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e035bdbc344e3f79ea35534ad19cba799bb339bd29fb15170f0084246297f11b", kill_on_drop: false }` [INFO] [stdout] e035bdbc344e3f79ea35534ad19cba799bb339bd29fb15170f0084246297f11b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9c2c02c59e7132e8340d305f9b53d04601db8c35d4dde6642ddb701ae334c428 [INFO] running `Command { std: "docker" "start" "-a" "9c2c02c59e7132e8340d305f9b53d04601db8c35d4dde6642ddb701ae334c428", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Material`, `Piece` [INFO] [stdout] [INFO] [stderr] --> src/engine.rs:1:53 [INFO] [stdout] running 1 test [INFO] [stderr] | [INFO] [stdout] test engine::tests::test_evaluation ... ok [INFO] [stderr] 1 | use shakmaty::{Chess, Move, Position, Setup, Color, Material, MaterialSide, [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^ [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 2 | Outcome, Piece, Role, Board}; [INFO] [stdout] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/runner.rs:222:9 [INFO] [stderr] | [INFO] [stderr] 222 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `legals` [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let legals = pos.legals(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_legals` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `eval` [INFO] [stderr] --> src/engine.rs:166:23 [INFO] [stderr] | [INFO] [stderr] 166 | let (mov, eval) = match self.position.turn() { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_eval` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:117:29 [INFO] [stderr] | [INFO] [stderr] 117 | fn debug_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:125:33 [INFO] [stderr] | [INFO] [stderr] 125 | fn setoption_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:129:32 [INFO] [stderr] | [INFO] [stderr] 129 | fn register_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:133:34 [INFO] [stderr] | [INFO] [stderr] 133 | fn ucinewgame_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fen_start` [INFO] [stderr] --> src/runner.rs:143:18 [INFO] [stderr] | [INFO] [stderr] 143 | Some(fen_start) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fen_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:206:28 [INFO] [stderr] | [INFO] [stderr] 206 | fn stop_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tokens` [INFO] [stderr] --> src/runner.rs:215:33 [INFO] [stderr] | [INFO] [stderr] 215 | fn ponderhit_cmd(&mut self, tokens: &mut Split) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine.rs:182:46 [INFO] [stderr] | [INFO] [stderr] 182 | fn searchmax(&mut self, position: Chess, mut upper: i32, mut lower: i32, [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine.rs:224:62 [INFO] [stderr] | [INFO] [stderr] 224 | fn searchmin(&mut self, position: Chess, mut upper: i32, mut lower: i32, [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `random_search` [INFO] [stderr] --> src/engine.rs:151:8 [INFO] [stderr] | [INFO] [stderr] 151 | fn random_search(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `xanadu` (bin "xanadu" test) generated 14 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xanadu-96c6ae3dfa262b4a) [INFO] running `Command { std: "docker" "inspect" "9c2c02c59e7132e8340d305f9b53d04601db8c35d4dde6642ddb701ae334c428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c2c02c59e7132e8340d305f9b53d04601db8c35d4dde6642ddb701ae334c428", kill_on_drop: false }` [INFO] [stdout] 9c2c02c59e7132e8340d305f9b53d04601db8c35d4dde6642ddb701ae334c428