[INFO] cloning repository https://github.com/patallen/gol-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patallen/gol-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatallen%2Fgol-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa6fda3459c07ea4127f2131d4df751f79fe1eef
[INFO] checking patallen/gol-rust against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatallen%2Fgol-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/patallen/gol-rust
[INFO] finished tweaking git repo https://github.com/patallen/gol-rust
[INFO] tweaked toml for git repo https://github.com/patallen/gol-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/patallen/gol-rust on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/patallen/gol-rust 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea5cc626a83e5072c6820a8750436456172ed11b738702a19587a600ea19cfb1
[INFO] running `Command { std: "docker" "start" "-a" "ea5cc626a83e5072c6820a8750436456172ed11b738702a19587a600ea19cfb1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f14a3edd2c0228f038f7d2656f6940e1ced0a52121855ee967d8906b365ca064", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking libc v0.2.23
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/emscripten.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | type em_callback_func = unsafe extern fn();
[INFO] [stdout]   |                                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/emscripten.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern {
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/engine/scene.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn render(&self, &mut WindowCanvas) -> ();
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut WindowCanvas`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/engine/scene.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn handle_events(&mut self, Vec<Event>) -> ();
[INFO] [stdout]   |                                 ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec<Event>`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::render::WindowCanvas`
[INFO] [stdout]  --> src/scenes.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::render::WindowCanvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/engine/scene.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoxedScene = Box<Scene + 'static>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoxedScene = Box<dyn Scene + 'static>;
[INFO] [stdout]   |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/emscripten.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | type em_callback_func = unsafe extern fn();
[INFO] [stdout]   |                                ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/emscripten.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern {
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/engine/scene.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn render(&self, &mut WindowCanvas) -> ();
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut WindowCanvas`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/engine/scene.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn handle_events(&mut self, Vec<Event>) -> ();
[INFO] [stdout]   |                                 ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec<Event>`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::render::WindowCanvas`
[INFO] [stdout]  --> src/scenes.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::render::WindowCanvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/engine/scene.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoxedScene = Box<Scene + 'static>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoxedScene = Box<dyn Scene + 'static>;
[INFO] [stdout]   |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/scene.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn top(&mut self) -> Option<&mut Box<Scene>> {
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn top(&mut self) -> Option<&mut Box<dyn Scene>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/scene.rs:25:46
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn top(&mut self) -> Option<&mut Box<Scene>> {
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn top(&mut self) -> Option<&mut Box<dyn Scene>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/board.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut cell = &mut self.cells[ridx][cidx];
[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: unused variable: `x`
[INFO] [stdout]    --> src/game.rs:120:60
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 &Event::MouseButtonDown{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                            ^ help: try ignoring the field: `x: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/game.rs:120:63
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 &Event::MouseButtonDown{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                               ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/game.rs:130:58
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 &Event::MouseButtonUp{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                          ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/game.rs:130:61
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 &Event::MouseButtonUp{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                             ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/board.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut cell = &mut self.cells[ridx][cidx];
[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: type alias `em_callback_func` is never used
[INFO] [stdout]  --> src/emscripten.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type em_callback_func = unsafe extern fn();
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_main_loop_callback` is never used
[INFO] [stdout]   --> src/emscripten.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn set_main_loop_callback<F>(callback: F) where F: FnMut() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wrapper` is never used
[INFO] [stdout]   --> src/emscripten.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 | unsafe extern "C" fn wrapper<F>() where F : FnMut() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emscripten_set_main_loop` is never used
[INFO] [stdout]  --> src/emscripten.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn emscripten_set_main_loop(func: em_callback_func,
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push` is never used
[INFO] [stdout]   --> src/engine/scene.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl SceneStack {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn push(&mut self, state: BoxedScene) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Text` is never constructed
[INFO] [stdout]   --> src/scenes.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Text {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `rect_centered` are never used
[INFO] [stdout]   --> src/scenes.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Text {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new(text: &str, width:usize, height: usize) -> Text {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn rect_centered(&self, point: &Point)-> Rect {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PauseScene` is never constructed
[INFO] [stdout]   --> src/scenes.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct PauseScene {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StartScene` is never constructed
[INFO] [stdout]   --> src/scenes.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct StartScene {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/game.rs:120:60
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 &Event::MouseButtonDown{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                            ^ help: try ignoring the field: `x: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/game.rs:120:63
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 &Event::MouseButtonDown{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                               ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/game.rs:130:58
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 &Event::MouseButtonUp{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                          ^ help: try ignoring the field: `x: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/game.rs:130:61
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 &Event::MouseButtonUp{mouse_btn: button, x, y, ..} => match &self.mode {
[INFO] [stdout]     |                                                             ^ help: try ignoring the field: `y: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `em_callback_func` is never used
[INFO] [stdout]  --> src/emscripten.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type em_callback_func = unsafe extern fn();
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_main_loop_callback` is never used
[INFO] [stdout]   --> src/emscripten.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn set_main_loop_callback<F>(callback: F) where F: FnMut() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wrapper` is never used
[INFO] [stdout]   --> src/emscripten.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 | unsafe extern "C" fn wrapper<F>() where F : FnMut() {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `emscripten_set_main_loop` is never used
[INFO] [stdout]  --> src/emscripten.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn emscripten_set_main_loop(func: em_callback_func,
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push` is never used
[INFO] [stdout]   --> src/engine/scene.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl SceneStack {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn push(&mut self, state: BoxedScene) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Text` is never constructed
[INFO] [stdout]   --> src/scenes.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Text {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `rect_centered` are never used
[INFO] [stdout]   --> src/scenes.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Text {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new(text: &str, width:usize, height: usize) -> Text {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn rect_centered(&self, point: &Point)-> Rect {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PauseScene` is never constructed
[INFO] [stdout]   --> src/scenes.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct PauseScene {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StartScene` is never constructed
[INFO] [stdout]   --> src/scenes.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct StartScene {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/scenes.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         renderer.copy(&pausedt, None, Some(main_text.rect_centered(&top)));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let _ = renderer.copy(&pausedt, None, Some(main_text.rect_centered(&top)));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/scenes.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         renderer.copy(&subt, None, Some(sub_text.rect_centered(&bottom)));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = renderer.copy(&subt, None, Some(sub_text.rect_centered(&bottom)));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         renderer.copy(&pausedt, None, Some(main_text.rect_centered(&main)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = renderer.copy(&pausedt, None, Some(main_text.rect_centered(&main)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         renderer.copy(&ss1, None, Some(sub1.rect_centered(&s1)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = renderer.copy(&ss1, None, Some(sub1.rect_centered(&s1)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         renderer.copy(&ss2, None, Some(sub2.rect_centered(&s2)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = renderer.copy(&ss2, None, Some(sub2.rect_centered(&s2)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         renderer.copy(&ss3, None, Some(sub3.rect_centered(&s3)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = renderer.copy(&ss3, None, Some(sub3.rect_centered(&s3)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/scenes.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         renderer.copy(&pausedt, None, Some(main_text.rect_centered(&top)));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let _ = renderer.copy(&pausedt, None, Some(main_text.rect_centered(&top)));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/scenes.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         renderer.copy(&subt, None, Some(sub_text.rect_centered(&bottom)));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = renderer.copy(&subt, None, Some(sub_text.rect_centered(&bottom)));
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         renderer.copy(&pausedt, None, Some(main_text.rect_centered(&main)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = renderer.copy(&pausedt, None, Some(main_text.rect_centered(&main)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         renderer.copy(&ss1, None, Some(sub1.rect_centered(&s1)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let _ = renderer.copy(&ss1, None, Some(sub1.rect_centered(&s1)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         renderer.copy(&ss2, None, Some(sub2.rect_centered(&s2)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let _ = renderer.copy(&ss2, None, Some(sub2.rect_centered(&s2)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/scenes.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         renderer.copy(&ss3, None, Some(sub3.rect_centered(&s3)));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = renderer.copy(&ss3, None, Some(sub3.rect_centered(&s3)));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f14a3edd2c0228f038f7d2656f6940e1ced0a52121855ee967d8906b365ca064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14a3edd2c0228f038f7d2656f6940e1ced0a52121855ee967d8906b365ca064", kill_on_drop: false }`
[INFO] [stdout] f14a3edd2c0228f038f7d2656f6940e1ced0a52121855ee967d8906b365ca064
