[INFO] cloning repository https://github.com/gyscos/superc4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gyscos/superc4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyscos%2Fsuperc4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyscos%2Fsuperc4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc5e0cafa7b2b94d33d13a5bb8622d0aa735eb1a
[INFO] testing gyscos/superc4 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyscos%2Fsuperc4" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gyscos/superc4
[INFO] finished tweaking git repo https://github.com/gyscos/superc4
[INFO] tweaked toml for git repo https://github.com/gyscos/superc4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gyscos/superc4 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gyscos/superc4 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d9de72bcf0f3ce9099d683c5e9cd5f008aaa4ebaedc2da3cdae2591fef3afd6
[INFO] running `Command { std: "docker" "start" "-a" "5d9de72bcf0f3ce9099d683c5e9cd5f008aaa4ebaedc2da3cdae2591fef3afd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d9de72bcf0f3ce9099d683c5e9cd5f008aaa4ebaedc2da3cdae2591fef3afd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9de72bcf0f3ce9099d683c5e9cd5f008aaa4ebaedc2da3cdae2591fef3afd6", kill_on_drop: false }`
[INFO] [stdout] 5d9de72bcf0f3ce9099d683c5e9cd5f008aaa4ebaedc2da3cdae2591fef3afd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d64d0f85aef281b8a27bdd4824bd6a2128671ffc8a759dcc333f16846e5d85e7
[INFO] running `Command { std: "docker" "start" "-a" "d64d0f85aef281b8a27bdd4824bd6a2128671ffc8a759dcc333f16846e5d85e7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling superc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/game/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Full` is never constructed
[INFO] [stdout]   --> src/game/board.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum Cell {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 10 |     Full(Player),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Direction` is never constructed
[INFO] [stdout]   --> src/game/board.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Direction {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/game/board.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Direction {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 28 |     pub const UP: Direction = Direction{x: 0, y: 1};
[INFO] [stdout]    |               ^^
[INFO] [stdout] 29 |     pub const DOWN: Direction = Direction{x: 0, y: -1};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 30 |     pub const LEFT: Direction = Direction{x: -1, y: 0};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 31 |     pub const RIGHT: Direction = Direction{x: 1, y: 0};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 32 |     pub const UP_RIGHT: Direction = Direction{x: 1, y: 1};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 33 |     pub const UP_LEFT: Direction = Direction{x:-1, y: 1};
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 34 |     pub const DOWN_LEFT: Direction = Direction{x:-1,y:-1};
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 35 |     pub const DOWN_RIGHT: Direction = Direction{x:1,y:-1};
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |     pub const CARDINAL: &'static [Direction] = &[Direction::UP,Direction::LEFT,Direction::DOWN,Direction::RIGHT];
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 38 |     pub const AXIS: &'static [Direction] = &[Direction::UP,Direction::RIGHT,Direction::UP_RIGHT,Direction::DOWN_RIGHT];
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 39 |
[INFO] [stdout] 40 |     pub fn flip(self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn from(self, (x,y): Pos) -> Pos {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `can_go`, `is_valid`, `is_empty`, `get`, and `play` are never used
[INFO] [stdout]   --> src/game/board.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn can_go(&self, (x,y): Pos, dir: Direction) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_valid(&self, (x,y): Pos) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn is_empty(&self, pos: Pos) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn get(&self, pos: Pos) -> Cell {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn play(&mut self, pos: Pos, player: Player) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `board` and `next_player` are never read
[INFO] [stdout]   --> src/game/game.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 11 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |     next_player: Player,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RuleError` is never used
[INFO] [stdout]   --> src/game/game.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum RuleError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `add_blocked`, `clean_10`, `corner_8`, `corner_10`, and `corner_n` are never used
[INFO] [stdout]   --> src/game/game.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Configuration {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn add_blocked(mut self, pos: Pos) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn clean_10() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn corner_8() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn corner_10() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn corner_n(size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_winning` is never used
[INFO] [stdout]   --> src/game/game.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn is_winning(board: &Board, player: Player, pos: Pos) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_cells` is never used
[INFO] [stdout]   --> src/game/game.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn count_cells(board: &Board, mut pos: Pos, dir: Direction, player: Player) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_floating` is never used
[INFO] [stdout]    --> src/game/game.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_floating(board: &Board, pos: Pos) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_full_line` is never used
[INFO] [stdout]    --> src/game/game.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn is_full_line(board: &Board, mut pos: Pos, d: Direction) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_next_player` and `play` are never used
[INFO] [stdout]    --> src/game/game.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Game {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn get_next_player(&self) -> Player {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn play(&mut self, player: Player, pos: Pos) -> Result<(),Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/game/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d64d0f85aef281b8a27bdd4824bd6a2128671ffc8a759dcc333f16846e5d85e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64d0f85aef281b8a27bdd4824bd6a2128671ffc8a759dcc333f16846e5d85e7", kill_on_drop: false }`
[INFO] [stdout] d64d0f85aef281b8a27bdd4824bd6a2128671ffc8a759dcc333f16846e5d85e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8be9358c200829f12f9ec4ceec8c3e91dbd77dfb528dc6f6e8b51e03957c8266
[INFO] running `Command { std: "docker" "start" "-a" "8be9358c200829f12f9ec4ceec8c3e91dbd77dfb528dc6f6e8b51e03957c8266", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling superc4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]  --> src/game/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_consts)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Full` is never constructed
[INFO] [stdout]   --> src/game/board.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum Cell {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 10 |     Full(Player),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Direction` is never constructed
[INFO] [stdout]   --> src/game/board.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Direction {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/game/board.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Direction {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 28 |     pub const UP: Direction = Direction{x: 0, y: 1};
[INFO] [stdout]    |               ^^
[INFO] [stdout] 29 |     pub const DOWN: Direction = Direction{x: 0, y: -1};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 30 |     pub const LEFT: Direction = Direction{x: -1, y: 0};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 31 |     pub const RIGHT: Direction = Direction{x: 1, y: 0};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 32 |     pub const UP_RIGHT: Direction = Direction{x: 1, y: 1};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 33 |     pub const UP_LEFT: Direction = Direction{x:-1, y: 1};
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 34 |     pub const DOWN_LEFT: Direction = Direction{x:-1,y:-1};
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 35 |     pub const DOWN_RIGHT: Direction = Direction{x:1,y:-1};
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |     pub const CARDINAL: &'static [Direction] = &[Direction::UP,Direction::LEFT,Direction::DOWN,Direction::RIGHT];
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 38 |     pub const AXIS: &'static [Direction] = &[Direction::UP,Direction::RIGHT,Direction::UP_RIGHT,Direction::DOWN_RIGHT];
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 39 |
[INFO] [stdout] 40 |     pub fn flip(self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn from(self, (x,y): Pos) -> Pos {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `can_go`, `is_valid`, `is_empty`, `get`, and `play` are never used
[INFO] [stdout]   --> src/game/board.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn can_go(&self, (x,y): Pos, dir: Direction) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn is_valid(&self, (x,y): Pos) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn is_empty(&self, pos: Pos) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn get(&self, pos: Pos) -> Cell {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn play(&mut self, pos: Pos, player: Player) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `board` and `next_player` are never read
[INFO] [stdout]   --> src/game/game.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 11 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |     next_player: Player,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RuleError` is never used
[INFO] [stdout]   --> src/game/game.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum RuleError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `add_blocked`, `clean_10`, `corner_8`, `corner_10`, and `corner_n` are never used
[INFO] [stdout]   --> src/game/game.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Configuration {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn add_blocked(mut self, pos: Pos) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn clean_10() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn corner_8() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn corner_10() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn corner_n(size: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_winning` is never used
[INFO] [stdout]   --> src/game/game.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn is_winning(board: &Board, player: Player, pos: Pos) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_cells` is never used
[INFO] [stdout]   --> src/game/game.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn count_cells(board: &Board, mut pos: Pos, dir: Direction, player: Player) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_floating` is never used
[INFO] [stdout]    --> src/game/game.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_floating(board: &Board, pos: Pos) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_full_line` is never used
[INFO] [stdout]    --> src/game/game.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn is_full_line(board: &Board, mut pos: Pos, d: Direction) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_next_player` and `play` are never used
[INFO] [stdout]    --> src/game/game.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Game {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn get_next_player(&self) -> Player {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn play(&mut self, player: Player, pos: Pos) -> Result<(),Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/game/error.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "8be9358c200829f12f9ec4ceec8c3e91dbd77dfb528dc6f6e8b51e03957c8266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be9358c200829f12f9ec4ceec8c3e91dbd77dfb528dc6f6e8b51e03957c8266", kill_on_drop: false }`
[INFO] [stdout] 8be9358c200829f12f9ec4ceec8c3e91dbd77dfb528dc6f6e8b51e03957c8266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b5fd9443d5acc4ae1ac2d1249840db73ff742073e9a5226e6b6dc314315f966
[INFO] running `Command { std: "docker" "start" "-a" "4b5fd9443d5acc4ae1ac2d1249840db73ff742073e9a5226e6b6dc314315f966", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/game/game.rs:1:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use std::iter;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(associated_consts)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]   --> src/main.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Full` is never constructed
[INFO] [stderr]   --> src/game/board.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub enum Cell {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] 10 |     Full(Player),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Cell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Direction` is never constructed
[INFO] [stderr]   --> src/game/board.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Direction {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/game/board.rs:28:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl Direction {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 28 |     pub const UP: Direction = Direction{x: 0, y: 1};
[INFO] [stderr]    |               ^^
[INFO] [stderr] 29 |     pub const DOWN: Direction = Direction{x: 0, y: -1};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 30 |     pub const LEFT: Direction = Direction{x: -1, y: 0};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 31 |     pub const RIGHT: Direction = Direction{x: 1, y: 0};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 32 |     pub const UP_RIGHT: Direction = Direction{x: 1, y: 1};
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 33 |     pub const UP_LEFT: Direction = Direction{x:-1, y: 1};
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 34 |     pub const DOWN_LEFT: Direction = Direction{x:-1,y:-1};
[INFO] [stderr]    |               ^^^^^^^^^
[INFO] [stderr] 35 |     pub const DOWN_RIGHT: Direction = Direction{x:1,y:-1};
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr] 36 |
[INFO] [stderr] 37 |     pub const CARDINAL: &'static [Direction] = &[Direction::UP,Direction::LEFT,Direction::DOWN,Direction::RIGHT];
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 38 |     pub const AXIS: &'static [Direction] = &[Direction::UP,Direction::RIGHT,Direction::UP_RIGHT,Direction::DOWN_RIGHT];
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 39 |
[INFO] [stderr] 40 |     pub fn flip(self) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn from(self, (x,y): Pos) -> Pos {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `can_go`, `is_valid`, `is_empty`, `get`, and `play` are never used
[INFO] [stderr]   --> src/game/board.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | impl Board {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn can_go(&self, (x,y): Pos, dir: Direction) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn is_valid(&self, (x,y): Pos) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     pub fn is_empty(&self, pos: Pos) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 |     pub fn get(&self, pos: Pos) -> Cell {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 82 |     pub fn play(&mut self, pos: Pos, player: Player) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `board` and `next_player` are never read
[INFO] [stderr]   --> src/game/game.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Game {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 11 |     board: Board,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 12 |
[INFO] [stderr] 13 |     next_player: Player,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `RuleError` is never used
[INFO] [stderr]   --> src/game/game.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum RuleError {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `add_blocked`, `clean_10`, `corner_8`, `corner_10`, and `corner_n` are never used
[INFO] [stderr]   --> src/game/game.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl Configuration {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn add_blocked(mut self, pos: Pos) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn clean_10() -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn corner_8() -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn corner_10() -> Self {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn corner_n(size: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_winning` is never used
[INFO] [stderr]   --> src/game/game.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn is_winning(board: &Board, player: Player, pos: Pos) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_cells` is never used
[INFO] [stderr]   --> src/game/game.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn count_cells(board: &Board, mut pos: Pos, dir: Direction, player: Player) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_floating` is never used
[INFO] [stderr]    --> src/game/game.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn is_floating(board: &Board, pos: Pos) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_full_line` is never used
[INFO] [stderr]    --> src/game/game.rs:116:4
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn is_full_line(board: &Board, mut pos: Pos, d: Direction) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_next_player` and `play` are never used
[INFO] [stderr]    --> src/game/game.rs:148:12
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl Game {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 148 |     pub fn get_next_player(&self) -> Player {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 153 |     pub fn play(&mut self, player: Player, pos: Pos) -> Result<(),Error> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Error` is never used
[INFO] [stderr]  --> src/game/error.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Error {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `superc4` (bin "superc4" test) generated 17 warnings (run `cargo fix --bin "superc4" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/superc4-0a8bf1ab8a2ecff5)
[INFO] running `Command { std: "docker" "inspect" "4b5fd9443d5acc4ae1ac2d1249840db73ff742073e9a5226e6b6dc314315f966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5fd9443d5acc4ae1ac2d1249840db73ff742073e9a5226e6b6dc314315f966", kill_on_drop: false }`
[INFO] [stdout] 4b5fd9443d5acc4ae1ac2d1249840db73ff742073e9a5226e6b6dc314315f966