[INFO] cloning repository https://github.com/cnsr/rust-snake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cnsr/rust-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f6de6d6dd85c6a9e61c2922de331bac962fc947 [INFO] checking cnsr/rust-snake against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frust-snake" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cnsr/rust-snake on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cnsr/rust-snake [INFO] finished tweaking git repo https://github.com/cnsr/rust-snake [INFO] tweaked toml for git repo https://github.com/cnsr/rust-snake written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cnsr/rust-snake already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7ae484a568a8da88c6d796b471805acd2df66330a98650b4741f3aecf9b25fce [INFO] running `Command { std: "docker" "start" "-a" "7ae484a568a8da88c6d796b471805acd2df66330a98650b4741f3aecf9b25fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ae484a568a8da88c6d796b471805acd2df66330a98650b4741f3aecf9b25fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ae484a568a8da88c6d796b471805acd2df66330a98650b4741f3aecf9b25fce", kill_on_drop: false }` [INFO] [stdout] 7ae484a568a8da88c6d796b471805acd2df66330a98650b4741f3aecf9b25fce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c118383d40661a9cede74b85bb8670850a8eca452d75dc122040023c541ec92 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1c118383d40661a9cede74b85bb8670850a8eca452d75dc122040023c541ec92", kill_on_drop: false }` [INFO] [stderr] Compiling sdl2 v0.32.2 [INFO] [stderr] Compiling sdl2-sys v0.32.6 [INFO] [stderr] Checking snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sdl2::render::TextureQuery` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use sdl2::render::TextureQuery; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SnakeSegment` [INFO] [stdout] --> src/lib/snake.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::lib::types::{Cell, SnakeHead, Grid, SnakeSegment, Food}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lib::grid_init` [INFO] [stdout] --> src/lib/snake.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::lib::grid_init; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::render::TextureQuery` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use sdl2::render::TextureQuery; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SnakeSegment` [INFO] [stdout] --> src/lib/snake.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::lib::types::{Cell, SnakeHead, Grid, SnakeSegment, Food}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lib::grid_init` [INFO] [stdout] --> src/lib/snake.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::lib::grid_init; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dimensions` [INFO] [stdout] --> src/lib/snake.rs:7:54 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn change_grid(mut grid: Grid, head: &SnakeHead, dimensions: (u32, u32)) -> Grid{ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell_color` [INFO] [stdout] --> src/lib/snake.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let cell_color: Cell = Cell{red: 0_u8, green: 196_u8, blue: 0_u8}; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dimensions` [INFO] [stdout] --> src/lib/snake.rs:7:54 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn change_grid(mut grid: Grid, head: &SnakeHead, dimensions: (u32, u32)) -> Grid{ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell_color` [INFO] [stdout] --> src/lib/snake.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let cell_color: Cell = Cell{red: 0_u8, green: 196_u8, blue: 0_u8}; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cell_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `direction` [INFO] [stdout] --> src/lib/snake.rs:49:56 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn draw_body(head: &mut SnakeHead, mut grid: Grid, direction: (i32, i32)) -> Grid { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `direction` [INFO] [stdout] --> src/lib/snake.rs:49:56 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn draw_body(head: &mut SnakeHead, mut grid: Grid, direction: (i32, i32)) -> Grid { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_direction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut direction: (i32, i32) = (1,0); [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:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | let mut debug_text = format!("x {:?} y {:?} len {:?} seg {:?} fx {:?} fy {:?}", [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut event_pump: EventPump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut direction: (i32, i32) = (1,0); [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/lib/types.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut newvec = vec.to_vec(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | let mut debug_text = format!("x {:?} y {:?} len {:?} seg {:?} fx {:?} fy {:?}", [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut event_pump: EventPump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/snake.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn draw_food(food: &mut Food, mut grid: Grid) -> Grid { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/types.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut newvec = vec.to_vec(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/snake.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn draw_food(food: &mut Food, mut grid: Grid) -> Grid { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | canvas.copy(&texture, None, Some(target)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | canvas.copy(&texture, None, Some(target)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.24s [INFO] running `Command { std: "docker" "inspect" "1c118383d40661a9cede74b85bb8670850a8eca452d75dc122040023c541ec92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c118383d40661a9cede74b85bb8670850a8eca452d75dc122040023c541ec92", kill_on_drop: false }` [INFO] [stdout] 1c118383d40661a9cede74b85bb8670850a8eca452d75dc122040023c541ec92