[INFO] cloning repository https://github.com/Schrodinger17/rust-hex-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Schrodinger17/rust-hex-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchrodinger17%2Frust-hex-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchrodinger17%2Frust-hex-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1192d5f46d5f0d83f975586bb6a51b184627bf38
[INFO] linting Schrodinger17/rust-hex-ai against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchrodinger17%2Frust-hex-ai" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Schrodinger17/rust-hex-ai
[INFO] finished tweaking git repo https://github.com/Schrodinger17/rust-hex-ai
[INFO] tweaked toml for git repo https://github.com/Schrodinger17/rust-hex-ai written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Schrodinger17/rust-hex-ai on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Schrodinger17/rust-hex-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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-terminal v0.4.15
[INFO] [stderr]   Downloaded clap v4.5.31
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[INFO] [stderr]   Downloaded zerocopy-derive v0.8.21
[INFO] [stderr]   Downloaded clap_builder v4.5.31
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b884e7ccc095770f750c9fbe7ee2cb137438bc4743bb7b72dfb0dc7df6443793
[INFO] running `Command { std: "docker" "start" "-a" "b884e7ccc095770f750c9fbe7ee2cb137438bc4743bb7b72dfb0dc7df6443793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b884e7ccc095770f750c9fbe7ee2cb137438bc4743bb7b72dfb0dc7df6443793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b884e7ccc095770f750c9fbe7ee2cb137438bc4743bb7b72dfb0dc7df6443793", kill_on_drop: false }`
[INFO] [stdout] b884e7ccc095770f750c9fbe7ee2cb137438bc4743bb7b72dfb0dc7df6443793
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7128b66a482ae297a61781073f10c06290cc9cadf0abedc35d78f832d59da292
[INFO] running `Command { std: "docker" "start" "-a" "7128b66a482ae297a61781073f10c06290cc9cadf0abedc35d78f832d59da292", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling zerocopy v0.8.21
[INFO] [stderr]     Checking either v1.14.0
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking half v2.4.1
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[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking is-terminal v0.4.15
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking clap v4.5.31
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking rust_hex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/board.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | /                 if let Distance::Reachable(d) = distances[i][j] {
[INFO] [stdout] 70 | |                     if d == distance {
[INFO] [stdout] 71 | |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] 72 | |                             if let Distance::Unexplored =
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 if let Distance::Reachable(d) = distances[i][j]
[INFO] [stdout] 70 ~                     && d == distance {
[INFO] [stdout] 71 |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] ...
[INFO] [stdout] 95 |                         }
[INFO] [stdout] 96 ~                     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/board.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         !self.winner().is_none()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.winner().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Color` which implements the `Copy` trait
[INFO] [stdout]   --> src/color.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Some(self.clone())
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | /         if let Some(duration) = duration {
[INFO] [stdout] 106 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 107 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 | |             }
[INFO] [stdout] 109 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         if let Some(duration) = duration
[INFO] [stdout] 106 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 107 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_2.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_3.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | /         if let Some(duration) = duration {
[INFO] [stdout] 151 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 152 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 150 ~         if let Some(duration) = duration
[INFO] [stdout] 151 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 152 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_4.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/human.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         if parts.len() == 2 {
[INFO] [stdout] 30 | |             if let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 | |                 return Some((num1, num2));
[INFO] [stdout] 32 | |             }
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 29 ~         if parts.len() == 2
[INFO] [stdout] 30 ~             && let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 |                 return Some((num1, num2));
[INFO] [stdout] 32 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/mini_max.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | /         if let Some(duration) = duration {
[INFO] [stdout] 88 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 89 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 | |             }
[INFO] [stdout] 91 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 87 ~         if let Some(duration) = duration
[INFO] [stdout] 88 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 89 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reach` and `missing_move_to_win` are never used
[INFO] [stdout]    --> src/board.rs:57:8
[INFO] [stdout]     |
[INFO] [stdout]  23 | impl<const SIZE: usize> Board<SIZE> {
[INFO] [stdout]     | ----------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  57 |     fn reach(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn missing_move_to_win(&self, color: Color) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Evaluation1` is never constructed
[INFO] [stdout]  --> src/evaluation/evaluation1.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Evaluation1;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/evaluation/evaluation1.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Evaluation1 {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn new() -> Evaluation1 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Evaluation2` is never constructed
[INFO] [stdout]  --> src/evaluation/evaluation2.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Evaluation2;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/evaluation/evaluation2.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Evaluation2 {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn new() -> Evaluation2 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/board.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | /                 if let Distance::Reachable(d) = distances[i][j] {
[INFO] [stdout] 70 | |                     if d == distance {
[INFO] [stdout] 71 | |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] 72 | |                             if let Distance::Unexplored =
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 if let Distance::Reachable(d) = distances[i][j]
[INFO] [stdout] 70 ~                     && d == distance {
[INFO] [stdout] 71 |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] ...
[INFO] [stdout] 95 |                         }
[INFO] [stdout] 96 ~                     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/board.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         !self.winner().is_none()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.winner().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Color` which implements the `Copy` trait
[INFO] [stdout]   --> src/color.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Some(self.clone())
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | /         if let Some(duration) = duration {
[INFO] [stdout] 106 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 107 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 | |             }
[INFO] [stdout] 109 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         if let Some(duration) = duration
[INFO] [stdout] 106 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 107 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_2.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_3.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | /         if let Some(duration) = duration {
[INFO] [stdout] 151 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 152 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 150 ~         if let Some(duration) = duration
[INFO] [stdout] 151 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 152 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_4.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/human.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         if parts.len() == 2 {
[INFO] [stdout] 30 | |             if let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 | |                 return Some((num1, num2));
[INFO] [stdout] 32 | |             }
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 29 ~         if parts.len() == 2
[INFO] [stdout] 30 ~             && let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 |                 return Some((num1, num2));
[INFO] [stdout] 32 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/mini_max.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | /         if let Some(duration) = duration {
[INFO] [stdout] 88 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 89 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 | |             }
[INFO] [stdout] 91 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 87 ~         if let Some(duration) = duration
[INFO] [stdout] 88 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 89 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: called `iter().cloned().collect()` on a slice to create a `Vec`. Calling `to_vec()` is both faster and more readable
[INFO] [stdout]   --> benches/best_list.rs:16:38
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut sorted: Vec<_> = list.iter().cloned().collect();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.to_vec()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_cloned_collect
[INFO] [stdout]    = note: `#[warn(clippy::iter_cloned_collect)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> benches/best_list.rs:22:44
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let best_list = BestList::from_vec(&list, n);
[INFO] [stdout]    |                                            ^^^^^ help: change this to: `list`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> benches/best_list.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |             b.iter(|| bests_1(&v, 10))
[INFO] [stdout]    |                               ^^ help: change this to: `v`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> benches/best_list.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |             b.iter(|| bests_2(&v, 10))
[INFO] [stdout]    |                               ^^ help: change this to: `v`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty line after outer attribute
[INFO] [stdout]   --> src/evaluation/evaluation1.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / #[cfg(test)]
[INFO] [stdout] 36 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] 37 |   mod tests {
[INFO] [stdout]    |   --------- the attribute applies to this module
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_outer_attr
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_outer_attr)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty line after outer attribute
[INFO] [stdout]   --> src/evaluation/evaluation1.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / #[cfg(test)]
[INFO] [stdout] 36 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] 37 |   mod tests {
[INFO] [stdout]    |   --------- the attribute applies to this module
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_outer_attr
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_outer_attr)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `values.get(0)`
[INFO] [stdout]    --> src/best_list.rs:105:20
[INFO] [stdout]     |
[INFO] [stdout] 105 |         assert_eq!(values.get(0), Some(&10));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ help: try: `values.first()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]     = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/board.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | /                 if let Distance::Reachable(d) = distances[i][j] {
[INFO] [stdout] 70 | |                     if d == distance {
[INFO] [stdout] 71 | |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] 72 | |                             if let Distance::Unexplored =
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 if let Distance::Reachable(d) = distances[i][j]
[INFO] [stdout] 70 ~                     && d == distance {
[INFO] [stdout] 71 |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] ...
[INFO] [stdout] 95 |                         }
[INFO] [stdout] 96 ~                     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/board.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         !self.winner().is_none()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.winner().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Evaluation2` is never constructed
[INFO] [stdout]  --> src/evaluation/evaluation2.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Evaluation2;
[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 function `new` is never used
[INFO] [stdout]   --> src/evaluation/evaluation2.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Evaluation2 {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn new() -> Evaluation2 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Color` which implements the `Copy` trait
[INFO] [stdout]   --> src/color.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Some(self.clone())
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `values.get(0)`
[INFO] [stdout]    --> src/best_list.rs:105:20
[INFO] [stdout]     |
[INFO] [stdout] 105 |         assert_eq!(values.get(0), Some(&10));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ help: try: `values.first()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]     = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/board.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 | /                 if let Distance::Reachable(d) = distances[i][j] {
[INFO] [stdout] 70 | |                     if d == distance {
[INFO] [stdout] 71 | |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] 72 | |                             if let Distance::Unexplored =
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 69 ~                 if let Distance::Reachable(d) = distances[i][j]
[INFO] [stdout] 70 ~                     && d == distance {
[INFO] [stdout] 71 |                         for neighbor in Cell::new(i as i32, j as i32).neighbors(SIZE) {
[INFO] [stdout] ...
[INFO] [stdout] 95 |                         }
[INFO] [stdout] 96 ~                     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/board.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |         !self.winner().is_none()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.winner().is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | /         if let Some(duration) = duration {
[INFO] [stdout] 106 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 107 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 | |             }
[INFO] [stdout] 109 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         if let Some(duration) = duration
[INFO] [stdout] 106 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 107 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_2.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Color` which implements the `Copy` trait
[INFO] [stdout]   --> src/color.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             Some(self.clone())
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_3.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | /         if let Some(duration) = duration {
[INFO] [stdout] 151 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 152 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 150 ~         if let Some(duration) = duration
[INFO] [stdout] 151 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 152 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_4.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/human.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         if parts.len() == 2 {
[INFO] [stdout] 30 | |             if let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 | |                 return Some((num1, num2));
[INFO] [stdout] 32 | |             }
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 29 ~         if parts.len() == 2
[INFO] [stdout] 30 ~             && let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 |                 return Some((num1, num2));
[INFO] [stdout] 32 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/mini_max.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | /         if let Some(duration) = duration {
[INFO] [stdout] 88 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 89 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 | |             }
[INFO] [stdout] 91 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 87 ~         if let Some(duration) = duration
[INFO] [stdout] 88 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 89 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/distance.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |           let distances = vec![
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 143 | |             Distance::Reachable(1),
[INFO] [stdout] 144 | |             Distance::Unexplored,
[INFO] [stdout] 145 | |             Distance::Unreachable,
[INFO] [stdout] 146 | |             Distance::Reachable(0),
[INFO] [stdout] 147 | |         ];
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]     = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 142 ~         let distances = [Distance::Reachable(1),
[INFO] [stdout] 143 +             Distance::Unexplored,
[INFO] [stdout] 144 +             Distance::Unreachable,
[INFO] [stdout] 145 ~             Distance::Reachable(0)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 | /         if let Some(duration) = duration {
[INFO] [stdout] 106 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 107 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 | |             }
[INFO] [stdout] 109 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         if let Some(duration) = duration
[INFO] [stdout] 106 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 107 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 108 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_2.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_3.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | /         if let Some(duration) = duration {
[INFO] [stdout] 151 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 152 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 150 ~         if let Some(duration) = duration
[INFO] [stdout] 151 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 152 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 153 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/strategy/alpha_beta_4.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         if let Some(duration) = duration {
[INFO] [stdout] 141 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 142 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 | |             }
[INFO] [stdout] 144 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 140 ~         if let Some(duration) = duration
[INFO] [stdout] 141 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 142 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 143 ~             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/human.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         if parts.len() == 2 {
[INFO] [stdout] 30 | |             if let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 | |                 return Some((num1, num2));
[INFO] [stdout] 32 | |             }
[INFO] [stdout] 33 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 29 ~         if parts.len() == 2
[INFO] [stdout] 30 ~             && let (Ok(num1), Ok(num2)) = (parts[0].parse::<usize>(), parts[1].parse::<usize>()) {
[INFO] [stdout] 31 |                 return Some((num1, num2));
[INFO] [stdout] 32 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]   --> src/strategy/mini_max.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 | /         if let Some(duration) = duration {
[INFO] [stdout] 88 | |             if duration.as_millis() < 100 {
[INFO] [stdout] 89 | |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 | |             }
[INFO] [stdout] 91 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 87 ~         if let Some(duration) = duration
[INFO] [stdout] 88 ~             && duration.as_millis() < 100 {
[INFO] [stdout] 89 |                 return (self.evaluation.score(board), None);
[INFO] [stdout] 90 ~             }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]    --> src/distance.rs:142:25
[INFO] [stdout]     |
[INFO] [stdout] 142 |           let distances = vec![
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 143 | |             Distance::Reachable(1),
[INFO] [stdout] 144 | |             Distance::Unexplored,
[INFO] [stdout] 145 | |             Distance::Unreachable,
[INFO] [stdout] 146 | |             Distance::Reachable(0),
[INFO] [stdout] 147 | |         ];
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]     = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] help: you can use an array directly
[INFO] [stdout]     |
[INFO] [stdout] 142 ~         let distances = [Distance::Reachable(1),
[INFO] [stdout] 143 +             Distance::Unexplored,
[INFO] [stdout] 144 +             Distance::Unreachable,
[INFO] [stdout] 145 ~             Distance::Reachable(0)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.54s
[INFO] running `Command { std: "docker" "inspect" "7128b66a482ae297a61781073f10c06290cc9cadf0abedc35d78f832d59da292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7128b66a482ae297a61781073f10c06290cc9cadf0abedc35d78f832d59da292", kill_on_drop: false }`
[INFO] [stdout] 7128b66a482ae297a61781073f10c06290cc9cadf0abedc35d78f832d59da292