[INFO] cloning repository https://github.com/BoyanVD/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/BoyanVD/rust-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoyanVD%2Frust-snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoyanVD%2Frust-snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6e9296b4aa960953ae207ee2891bad481211f10
[INFO] checking BoyanVD/rust-snake against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoyanVD%2Frust-snake" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BoyanVD/rust-snake
[INFO] finished tweaking git repo https://github.com/BoyanVD/rust-snake
[INFO] tweaked toml for git repo https://github.com/BoyanVD/rust-snake written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BoyanVD/rust-snake on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BoyanVD/rust-snake 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c4c81b2a0644f21b6d702b31035e2f3ca2c0d5d58d4cffdd7c2c5ada69ef99fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c81b2a0644f21b6d702b31035e2f3ca2c0d5d58d4cffdd7c2c5ada69ef99fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c81b2a0644f21b6d702b31035e2f3ca2c0d5d58d4cffdd7c2c5ada69ef99fe", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `ContextBuilder`
[INFO] [stdout]  --> src/game.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ggez::{event, Context, ContextBuilder, GameResult, graphics};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ContextBuilder`
[INFO] [stdout]  --> src/elements.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ggez::{event, Context, ContextBuilder, GameResult, graphics};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ContextBuilder`
[INFO] [stdout]  --> src/game.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ggez::{event, Context, ContextBuilder, GameResult, graphics};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ContextBuilder`
[INFO] [stdout]  --> src/elements.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ggez::{event, Context, ContextBuilder, GameResult, graphics};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `draw_mode`
[INFO] [stdout]   --> src/game.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let draw_mode = graphics::DrawMode::Fill(graphics::FillOptions::default());
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/game.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         ctx: &mut Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/game.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         ctx: &mut Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/elements.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         for i in 1..size {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/elements.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         for i in 1..size {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `draw_score` is never used
[INFO] [stdout]   --> src/game.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn draw_score(&self, ctx: &mut Context) -> GameResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `draw_score` is never used
[INFO] [stdout]   --> src/game.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn draw_score(&self, ctx: &mut Context) -> GameResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |             (*wall).draw(ctx);
[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] 92 |             let _ = (*wall).draw(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             self.draw_superpower_left(ctx);
[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] 96 |             let _ = self.draw_superpower_left(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             self.draw_apples_for_superpower_left(ctx);
[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] 98 |             let _ = self.draw_apples_for_superpower_left(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/game.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         ggez::graphics::present(ctx);
[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] 101 |         let _ = ggez::graphics::present(ctx);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |             (*wall).draw(ctx);
[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] 92 |             let _ = (*wall).draw(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             self.draw_superpower_left(ctx);
[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] 96 |             let _ = self.draw_superpower_left(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/game.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             self.draw_apples_for_superpower_left(ctx);
[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] 98 |             let _ = self.draw_apples_for_superpower_left(ctx);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/game.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         ggez::graphics::present(ctx);
[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] 101 |         let _ = ggez::graphics::present(ctx);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ggez::{event, Context, ContextBuilder, GameResult};
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/main.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ggez::{event, Context, ContextBuilder, GameResult};
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> tests/elements_test.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     snake.update(&fruit, &walls);
[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] 9 |     let _ = snake.update(&fruit, &walls);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.11s
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/elements_test.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     snake.update(&fruit, &walls);
[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] 20 |     let _ = snake.update(&fruit, &walls);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dc185a4d09769867d0a21ff5942f5421fa79ccafbe6d1f4a03d8a1d52c0283c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc185a4d09769867d0a21ff5942f5421fa79ccafbe6d1f4a03d8a1d52c0283c", kill_on_drop: false }`
[INFO] [stdout] 3dc185a4d09769867d0a21ff5942f5421fa79ccafbe6d1f4a03d8a1d52c0283c
