[INFO] cloning repository https://github.com/Nyanguy/rust.tetris
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nyanguy/rust.tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyanguy%2Frust.tetris"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyanguy%2Frust.tetris'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9bc9706a3c89f40c4c6cbe8ea4db2bf8c29d5a3
[INFO] checking Nyanguy/rust.tetris against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyanguy%2Frust.tetris" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nyanguy/rust.tetris on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Nyanguy/rust.tetris
[INFO] finished tweaking git repo https://github.com/Nyanguy/rust.tetris
[INFO] tweaked toml for git repo https://github.com/Nyanguy/rust.tetris written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nyanguy/rust.tetris already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2eec97b5fb13c2c2437483ff46316d5b9717fe724238f2fabe83f29657f201fd
[INFO] running `"docker" "start" "-a" "2eec97b5fb13c2c2437483ff46316d5b9717fe724238f2fabe83f29657f201fd"`
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]     Checking rust_tetris v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]  --> src/engine/text.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::Borrow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::rect::Rect`
[INFO] [stderr]  --> src/runtime_logic/menu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use sdl2::rect::Rect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/runtime_logic/menu.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / macro_rules! rect(
[INFO] [stderr] 20 | |     ($x:expr, $y:expr, $w:expr, $h:expr) => (
[INFO] [stderr] 21 | |         Rect::new($x as i32, $y as i32, $w as u32, $h as u32)
[INFO] [stderr] 22 | |     )
[INFO] [stderr] 23 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Distribution`, `Rng`, `Standard`
[INFO] [stderr]  --> src/runtime_logic/tetris.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{distributions::{Distribution, Standard}, Rng};
[INFO] [stderr]   |                            ^^^^^^^^^^^^  ^^^^^^^^   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `rect::Rect`, `timer::Timer`
[INFO] [stderr]  --> src/runtime_logic/tetris.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     rect::Rect,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 7 |     timer::Timer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/runtime_logic/field.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/runtime_logic/field.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rotation`, `Shape`
[INFO] [stderr]  --> src/runtime_logic/field.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::tetromino::{Rotation, Shape, Tetromino};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `render`, `text::Text`
[INFO] [stderr]  --> src/main.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | use engine::{render,text::Text};
[INFO] [stderr]   |              ^^^^^^ ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::pixels::Color`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use sdl2::pixels::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]  --> src/engine/text.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::Borrow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::rect::Rect`
[INFO] [stderr]  --> src/runtime_logic/menu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use sdl2::rect::Rect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/runtime_logic/menu.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / macro_rules! rect(
[INFO] [stderr] 20 | |     ($x:expr, $y:expr, $w:expr, $h:expr) => (
[INFO] [stderr] 21 | |         Rect::new($x as i32, $y as i32, $w as u32, $h as u32)
[INFO] [stderr] 22 | |     )
[INFO] [stderr] 23 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Distribution`, `Rng`, `Standard`
[INFO] [stderr]  --> src/runtime_logic/tetris.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::{distributions::{Distribution, Standard}, Rng};
[INFO] [stderr]   |                            ^^^^^^^^^^^^  ^^^^^^^^   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `rect::Rect`, `timer::Timer`
[INFO] [stderr]  --> src/runtime_logic/tetris.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     rect::Rect,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 7 |     timer::Timer,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/runtime_logic/field.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/runtime_logic/field.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rotation`, `Shape`
[INFO] [stderr]  --> src/runtime_logic/field.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::tetromino::{Rotation, Shape, Tetromino};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `render`, `text::Text`
[INFO] [stderr]  --> src/main.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | use engine::{render,text::Text};
[INFO] [stderr]   |              ^^^^^^ ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::pixels::Color`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use sdl2::pixels::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos_x`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos_y`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos_x`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos_y`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_pos_y`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contents`
[INFO] [stderr]   --> src/engine/text.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn contents(&self) -> &str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_color`
[INFO] [stderr]   --> src/engine/text.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn get_color(&self) -> sdl2::pixels::Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_hinting`
[INFO] [stderr]   --> src/engine/text.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn set_hinting(&mut self, hint: sdl2::ttf::Hinting) { self.hint = hint }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_font`
[INFO] [stderr]   --> src/engine/text.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn set_font(&mut self, font: &str) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_size`
[INFO] [stderr]   --> src/engine/text.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn set_size(&mut self, size: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `img_ctx`
[INFO] [stderr]   --> src/engine/render.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     img_ctx: sdl2::image::Sdl2ImageContext
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_color`
[INFO] [stderr]   --> src/engine/render.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_color(&mut self, clr: Color) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_context`
[INFO] [stderr]    --> src/engine/render.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn get_context(&self) -> &sdl2::Sdl {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `texture_to_buffer`
[INFO] [stderr]    --> src/engine/render.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn texture_to_buffer(&mut self, texture: &sdl2::render::Texture, src: Option<Rect>, dst: Option<Rect>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]    --> src/engine/render.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn run(&mut self) {     
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_name`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/runtime_logic/tetromino.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn id(&self) -> &Shape {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/runtime_logic/field.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/runtime_logic/field.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_score`
[INFO] [stderr]   --> src/runtime_logic/field.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn inc_score(&mut self, n: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_lvl`
[INFO] [stderr]   --> src/runtime_logic/field.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn next_lvl(&mut self) -> f32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lower_pieces`
[INFO] [stderr]   --> src/runtime_logic/field.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn lower_pieces(&mut self, n: u16, lb: u32, rb: u32, f: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_lines`
[INFO] [stderr]   --> src/runtime_logic/field.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn check_lines(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     menu::run();
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         window.draw_line(WHITE, (0, H_UI), (window.width as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |         window.draw_line(WHITE, (145, 0), (145, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         window.draw_line(WHITE, (border_left as i32, ui_bottom_offset), (border_left as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         window.draw_line(WHITE, (border_right as i32, ui_bottom_offset), (border_right as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         window.draw_line(WHITE, (120, ui_bottom_offset), (120, window.height as i32));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         window.draw_line(WHITE, (170, ui_bottom_offset), (170, window.height as i32));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         window.draw_line(WHITE, (0, ui_bottom_offset), (window.width as i32, ui_bottom_offset));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contents`
[INFO] [stderr]   --> src/engine/text.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn contents(&self) -> &str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_color`
[INFO] [stderr]   --> src/engine/text.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn get_color(&self) -> sdl2::pixels::Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_hinting`
[INFO] [stderr]   --> src/engine/text.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn set_hinting(&mut self, hint: sdl2::ttf::Hinting) { self.hint = hint }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_font`
[INFO] [stderr]   --> src/engine/text.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn set_font(&mut self, font: &str) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_size`
[INFO] [stderr]   --> src/engine/text.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn set_size(&mut self, size: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `img_ctx`
[INFO] [stderr]   --> src/engine/render.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     img_ctx: sdl2::image::Sdl2ImageContext
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_color`
[INFO] [stderr]   --> src/engine/render.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn set_color(&mut self, clr: Color) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_context`
[INFO] [stderr]    --> src/engine/render.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn get_context(&self) -> &sdl2::Sdl {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `texture_to_buffer`
[INFO] [stderr]    --> src/engine/render.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn texture_to_buffer(&mut self, texture: &sdl2::render::Texture, src: Option<Rect>, dst: Option<Rect>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]    --> src/engine/render.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn run(&mut self) {     
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_name`
[INFO] [stderr]   --> src/runtime_logic/menu.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn save_name(text: &str, pos_x: u32, pos_y: u32) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/runtime_logic/tetromino.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn id(&self) -> &Shape {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/runtime_logic/field.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/runtime_logic/field.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc_score`
[INFO] [stderr]   --> src/runtime_logic/field.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn inc_score(&mut self, n: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_lvl`
[INFO] [stderr]   --> src/runtime_logic/field.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn next_lvl(&mut self) -> f32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lower_pieces`
[INFO] [stderr]   --> src/runtime_logic/field.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn lower_pieces(&mut self, n: u16, lb: u32, rb: u32, f: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_lines`
[INFO] [stderr]   --> src/runtime_logic/field.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn check_lines(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     menu::run();
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         window.draw_line(WHITE, (0, H_UI), (window.width as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |         window.draw_line(WHITE, (145, 0), (145, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         window.draw_line(WHITE, (border_left as i32, ui_bottom_offset), (border_left as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         window.draw_line(WHITE, (border_right as i32, ui_bottom_offset), (border_right as i32, H_UI));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         window.draw_line(WHITE, (120, ui_bottom_offset), (120, window.height as i32));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         window.draw_line(WHITE, (170, ui_bottom_offset), (170, window.height as i32));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/runtime_logic/tetris.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         window.draw_line(WHITE, (0, ui_bottom_offset), (window.width as i32, ui_bottom_offset));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `"docker" "inspect" "2eec97b5fb13c2c2437483ff46316d5b9717fe724238f2fabe83f29657f201fd"`
[INFO] running `"docker" "rm" "-f" "2eec97b5fb13c2c2437483ff46316d5b9717fe724238f2fabe83f29657f201fd"`
[INFO] [stdout] 2eec97b5fb13c2c2437483ff46316d5b9717fe724238f2fabe83f29657f201fd