[INFO] cloning repository https://github.com/bastiencyr/tetris-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bastiencyr/tetris-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbastiencyr%2Ftetris-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbastiencyr%2Ftetris-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5527e8531db40c529f9781879cdad20deccaa453 [INFO] checking bastiencyr/tetris-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbastiencyr%2Ftetris-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bastiencyr/tetris-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bastiencyr/tetris-rs [INFO] finished tweaking git repo https://github.com/bastiencyr/tetris-rs [INFO] tweaked toml for git repo https://github.com/bastiencyr/tetris-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding sdl2 v0.35.2 (latest: v0.36.0) [INFO] [stderr] Adding sdl2-sys v0.35.2 (latest: v0.36.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding version-compare v0.1.1 (latest: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 12bb79a08dde33fad510c11e3cc59a2d57724306e8e7c6fd6707daed409af90c [INFO] running `Command { std: "docker" "start" "-a" "12bb79a08dde33fad510c11e3cc59a2d57724306e8e7c6fd6707daed409af90c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "12bb79a08dde33fad510c11e3cc59a2d57724306e8e7c6fd6707daed409af90c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12bb79a08dde33fad510c11e3cc59a2d57724306e8e7c6fd6707daed409af90c", kill_on_drop: false }` [INFO] [stdout] 12bb79a08dde33fad510c11e3cc59a2d57724306e8e7c6fd6707daed409af90c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64e00343f08bed0a243acd165405b01a2e4aa71c69897de26a9cc03f5daa0375 [INFO] running `Command { std: "docker" "start" "-a" "64e00343f08bed0a243acd165405b01a2e4aa71c69897de26a9cc03f5daa0375", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling sdl2 v0.35.2 [INFO] [stderr] Checking getrandom v0.2.13 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling sdl2-sys v0.35.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling getset v0.1.2 [INFO] [stderr] Checking game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/piece.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Borrow` [INFO] [stdout] --> src/view.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TextureCreator` [INFO] [stdout] --> src/view.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::render::{BlendMode, Canvas, Texture, TextureCreator, WindowCanvas}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WindowContext` [INFO] [stdout] --> src/view.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | use sdl2::video::{Window, WindowContext}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/board.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/piece.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Borrow` [INFO] [stdout] --> src/view.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TextureCreator` [INFO] [stdout] --> src/view.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | use sdl2::render::{BlendMode, Canvas, Texture, TextureCreator, WindowCanvas}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WindowContext` [INFO] [stdout] --> src/view.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | use sdl2::video::{Window, WindowContext}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | mut canvas: WindowCanvas, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `model` [INFO] [stdout] --> src/view.rs:142:30 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn draw_score(&self, model: &TetrisModel) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_model` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id_view` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let id_view = controller.register_view(Box::new(view)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_view` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | mut canvas: WindowCanvas, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:32:22 [INFO] [stdout] | [INFO] [stdout] 32 | let (mut canvas, mut creator) = init_canvas(&video_subsystem); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `model` [INFO] [stdout] --> src/view.rs:142:30 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn draw_score(&self, model: &TetrisModel) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_model` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id_view` [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let id_view = controller.register_view(Box::new(view)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_view` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `rows_mut` and `rows2` are never used [INFO] [stdout] --> src/board.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | fn rows_mut<'a>(&'a mut self) -> impl Iterator + 'a { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn rows2<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Iter2RowsBoard` is never constructed [INFO] [stdout] --> src/board.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 194 | pub struct Iter2RowsBoard<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `next` is never used [INFO] [stdout] --> src/board.rs:200:8 [INFO] [stdout] | [INFO] [stdout] 199 | impl Iter2RowsBoard<'_> { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] 200 | fn next(&mut self) -> Option> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `count` is never read [INFO] [stdout] --> src/piece.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Piece { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 47 | count: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pos_board` is never read [INFO] [stdout] --> src/player.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Player { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | pub pos_board: Rect, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `score` is never used [INFO] [stdout] --> src/player.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl<'a> Player { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 32 | pub fn score(&self) -> i64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `background2` is never used [INFO] [stdout] --> src/view.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl<'b> TetrisViewBuilder<'b> { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn background2(mut self, background: Background<'b>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:32:22 [INFO] [stdout] | [INFO] [stdout] 32 | let (mut canvas, mut creator) = init_canvas(&video_subsystem); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `rows_mut` and `rows2` are never used [INFO] [stdout] --> src/board.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | fn rows_mut<'a>(&'a mut self) -> impl Iterator + 'a { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn rows2<'a>(&'a self) -> impl Iterator + 'a { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Iter2RowsBoard` is never constructed [INFO] [stdout] --> src/board.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 194 | pub struct Iter2RowsBoard<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `next` is never used [INFO] [stdout] --> src/board.rs:200:8 [INFO] [stdout] | [INFO] [stdout] 199 | impl Iter2RowsBoard<'_> { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] 200 | fn next(&mut self) -> Option> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `count` is never read [INFO] [stdout] --> src/piece.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Piece { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 47 | count: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pos_board` is never read [INFO] [stdout] --> src/player.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Player { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | pub pos_board: Rect, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `score` is never used [INFO] [stdout] --> src/player.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl<'a> Player { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 32 | pub fn score(&self) -> i64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `background2` is never used [INFO] [stdout] --> src/view.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl<'b> TetrisViewBuilder<'b> { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn background2(mut self, background: Background<'b>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/view.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | / self.canvas [INFO] [stdout] 103 | | .with_texture_canvas(self.main_texture.borrow_mut(), |texture_canvas| { [INFO] [stdout] 104 | | //Copy the background [INFO] [stdout] 105 | | texture_canvas [INFO] [stdout] ... | [INFO] [stdout] 138 | | texture_canvas.set_draw_color(sdl2::pixels::Color::RGBA(0, 0, 0, 255)); [INFO] [stdout] 139 | | }); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = self.canvas [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/view.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | / self.canvas [INFO] [stdout] 103 | | .with_texture_canvas(self.main_texture.borrow_mut(), |texture_canvas| { [INFO] [stdout] 104 | | //Copy the background [INFO] [stdout] 105 | | texture_canvas [INFO] [stdout] ... | [INFO] [stdout] 138 | | texture_canvas.set_draw_color(sdl2::pixels::Color::RGBA(0, 0, 0, 255)); [INFO] [stdout] 139 | | }); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = self.canvas [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/view.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | texture_canvas.fill_rect(rect); [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 _ = texture_canvas.fill_rect(rect); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/view.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | texture_canvas.fill_rect(rect); [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 _ = texture_canvas.fill_rect(rect); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.61s [INFO] running `Command { std: "docker" "inspect" "64e00343f08bed0a243acd165405b01a2e4aa71c69897de26a9cc03f5daa0375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64e00343f08bed0a243acd165405b01a2e4aa71c69897de26a9cc03f5daa0375", kill_on_drop: false }` [INFO] [stdout] 64e00343f08bed0a243acd165405b01a2e4aa71c69897de26a9cc03f5daa0375