[INFO] cloning repository https://github.com/aratama/towerclimber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aratama/towerclimber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faratama%2Ftowerclimber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faratama%2Ftowerclimber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c9537f66c58b93ed40b443edb9771b40a807aac
[INFO] checking aratama/towerclimber against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faratama%2Ftowerclimber" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/aratama/towerclimber
[INFO] finished tweaking git repo https://github.com/aratama/towerclimber
[INFO] tweaked toml for git repo https://github.com/aratama/towerclimber written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aratama/towerclimber on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aratama/towerclimber 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 182755c3696f6245def5d03a61b4393d4569b71811ebe42b3d606b8ac6881330
[INFO] running `Command { std: "docker" "start" "-a" "182755c3696f6245def5d03a61b4393d4569b71811ebe42b3d606b8ac6881330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182755c3696f6245def5d03a61b4393d4569b71811ebe42b3d606b8ac6881330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182755c3696f6245def5d03a61b4393d4569b71811ebe42b3d606b8ac6881330", kill_on_drop: false }`
[INFO] [stdout] 182755c3696f6245def5d03a61b4393d4569b71811ebe42b3d606b8ac6881330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 288185c7f06d4a329808414e5835a3c1871e4bbf57fbecd58f2eb57f6dc52cec
[INFO] running `Command { std: "docker" "start" "-a" "288185c7f06d4a329808414e5835a3c1871e4bbf57fbecd58f2eb57f6dc52cec", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking buddy-alloc v0.4.1
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking cart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/animation.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let frame = self.frames[((frame_count / speed) as usize % self.frames.len())];
[INFO] [stdout]    |                                 ^                                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -         let frame = self.frames[((frame_count / speed) as usize % self.frames.len())];
[INFO] [stdout] 11 +         let frame = self.frames[(frame_count / speed) as usize % self.frames.len() ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WALK_ANIMATION_WIDTH` is never used
[INFO] [stdout]  --> src/animation/walk.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const WALK_ANIMATION_WIDTH: u32 = 8;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WALK_ANIMATION_HEIGHT` is never used
[INFO] [stdout]  --> src/animation/walk.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const WALK_ANIMATION_HEIGHT: u32 = 16;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/body.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Body {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub name: &'static str,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Body` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_gamepad2`, `prev_gamepad3`, and `prev_gamepad4` are never read
[INFO] [stdout]   --> src/game.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     prev_gamepad1: u8,
[INFO] [stdout] 10 |     prev_gamepad2: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     prev_gamepad3: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 12 |     prev_gamepad4: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_point_inside` is never used
[INFO] [stdout]   --> src/geometry/aabb.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl AABB {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn is_point_inside(&self, point: Vector2) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/geometry/point.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Point {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `length`, `normalize`, and `set_size` are never used
[INFO] [stdout]   --> src/geometry/vector2.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Vector2 {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn length(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn normalize(&self) -> Vector2 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn set_size(&self, size: f32) -> Vector2 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `blit` and `set_palette` are never used
[INFO] [stdout]   --> src/graphics.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Graphics {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn blit(&self, sprite: &[u8], x: i32, y: i32, width: u32, height: u32, flags: u32) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn set_palette(&self, palette: [u32; 4]) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_palette` is never used
[INFO] [stdout]  --> src/palette.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn set_palette(palette: [u32; 4]) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/save.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct GameData {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 21 |     pub version: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameData` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_PLAYER_LOOKUP` is never used
[INFO] [stdout]   --> src/scene/game_scene.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const MIN_PLAYER_LOOKUP: i32 = -60;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_PLAYER_LOOKUP` is never used
[INFO] [stdout]   --> src/scene/game_scene.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const MAX_PLAYER_LOOKUP: i32 = 70;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rng` and `prev_gamepads` are never read
[INFO] [stdout]   --> src/scene/game_scene.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct GameScene {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 41 |     rng: Rng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     prev_gamepads: [u8; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameScene` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STING_POWER` is never used
[INFO] [stdout]    --> src/scene/game_scene.rs:170:27
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     const STING_POWER: f32 = 1.0;
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let fast_param = FastAllocParam::new(FAST_HEAP.as_ptr(), FAST_HEAP_SIZE);
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let buddy_param = BuddyAllocParam::new(HEAP.as_ptr(), HEAP_SIZE, LEAF_SIZE);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible>
[INFO] [stdout]   --> src/save.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let bytes: &[u8] = buf.as_slice().try_into().unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/sound.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |             music(m, &mut BGM_MUSIC_COUNT, 0, LOOP_BGM);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 53 |             music(m, &raw mut BGM_MUSIC_COUNT, 0, LOOP_BGM);
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cart` (lib test) due to 1 previous error; 18 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/animation.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let frame = self.frames[((frame_count / speed) as usize % self.frames.len())];
[INFO] [stdout]    |                                 ^                                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -         let frame = self.frames[((frame_count / speed) as usize % self.frames.len())];
[INFO] [stdout] 11 +         let frame = self.frames[(frame_count / speed) as usize % self.frames.len() ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WALK_ANIMATION_WIDTH` is never used
[INFO] [stdout]  --> src/animation/walk.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const WALK_ANIMATION_WIDTH: u32 = 8;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WALK_ANIMATION_HEIGHT` is never used
[INFO] [stdout]  --> src/animation/walk.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const WALK_ANIMATION_HEIGHT: u32 = 16;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/body.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Body {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub name: &'static str,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Body` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_gamepad2`, `prev_gamepad3`, and `prev_gamepad4` are never read
[INFO] [stdout]   --> src/game.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout]  9 |     prev_gamepad1: u8,
[INFO] [stdout] 10 |     prev_gamepad2: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     prev_gamepad3: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 12 |     prev_gamepad4: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_point_inside` is never used
[INFO] [stdout]   --> src/geometry/aabb.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl AABB {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn is_point_inside(&self, point: Vector2) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/geometry/point.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Point {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `length`, `normalize`, and `set_size` are never used
[INFO] [stdout]   --> src/geometry/vector2.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Vector2 {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn length(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn normalize(&self) -> Vector2 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn set_size(&self, size: f32) -> Vector2 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `blit` and `set_palette` are never used
[INFO] [stdout]   --> src/graphics.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Graphics {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn blit(&self, sprite: &[u8], x: i32, y: i32, width: u32, height: u32, flags: u32) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn set_palette(&self, palette: [u32; 4]) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_palette` is never used
[INFO] [stdout]  --> src/palette.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn set_palette(palette: [u32; 4]) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/save.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct GameData {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 21 |     pub version: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameData` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_PLAYER_LOOKUP` is never used
[INFO] [stdout]   --> src/scene/game_scene.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const MIN_PLAYER_LOOKUP: i32 = -60;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_PLAYER_LOOKUP` is never used
[INFO] [stdout]   --> src/scene/game_scene.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const MAX_PLAYER_LOOKUP: i32 = 70;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rng` and `prev_gamepads` are never read
[INFO] [stdout]   --> src/scene/game_scene.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct GameScene {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 41 |     rng: Rng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     prev_gamepads: [u8; 4],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameScene` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STING_POWER` is never used
[INFO] [stdout]    --> src/scene/game_scene.rs:170:27
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     const STING_POWER: f32 = 1.0;
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:13:42
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let fast_param = FastAllocParam::new(FAST_HEAP.as_ptr(), FAST_HEAP_SIZE);
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/alloc.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let buddy_param = BuddyAllocParam::new(HEAP.as_ptr(), HEAP_SIZE, LEAF_SIZE);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible>
[INFO] [stdout]   --> src/save.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let bytes: &[u8] = buf.as_slice().try_into().unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/sound.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |             music(m, &mut BGM_MUSIC_COUNT, 0, LOOP_BGM);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 53 |             music(m, &raw mut BGM_MUSIC_COUNT, 0, LOOP_BGM);
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cart` (lib) due to 1 previous error; 18 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "288185c7f06d4a329808414e5835a3c1871e4bbf57fbecd58f2eb57f6dc52cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288185c7f06d4a329808414e5835a3c1871e4bbf57fbecd58f2eb57f6dc52cec", kill_on_drop: false }`
[INFO] [stdout] 288185c7f06d4a329808414e5835a3c1871e4bbf57fbecd58f2eb57f6dc52cec
