[INFO] cloning repository https://github.com/nilsve/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/nilsve/rust-snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Frust-snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Frust-snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6187b647ab1f1bf398676f20652e2b6bbbb0f686
[INFO] checking nilsve/rust-snake against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Frust-snake" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nilsve/rust-snake
[INFO] finished tweaking git repo https://github.com/nilsve/rust-snake
[INFO] tweaked toml for git repo https://github.com/nilsve/rust-snake written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nilsve/rust-snake on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nilsve/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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0060dbfd4554cd6493d0b040a6b386a708a03e9f3827e5e6e934a65aefd7478
[INFO] running `Command { std: "docker" "start" "-a" "d0060dbfd4554cd6493d0b040a6b386a708a03e9f3827e5e6e934a65aefd7478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0060dbfd4554cd6493d0b040a6b386a708a03e9f3827e5e6e934a65aefd7478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0060dbfd4554cd6493d0b040a6b386a708a03e9f3827e5e6e934a65aefd7478", kill_on_drop: false }`
[INFO] [stdout] d0060dbfd4554cd6493d0b040a6b386a708a03e9f3827e5e6e934a65aefd7478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bed23c27b109b77578bdb36f938d33c721248b9c76eaa99182415015ead072c
[INFO] running `Command { std: "docker" "start" "-a" "4bed23c27b109b77578bdb36f938d33c721248b9c76eaa99182415015ead072c", kill_on_drop: false }`
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `snake` in this scope
[INFO] [stdout]   --> src/snake/game.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         snake.update();
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use the available field
[INFO] [stdout]    |
[INFO] [stdout] 20 |         self.snake.update();
[INFO] [stdout]    |         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/snake/body_part.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn draw(&mut self, screen: &mut screen::Screen) {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     for y in 0..30 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `snake` in this scope
[INFO] [stdout]   --> src/snake/game.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         snake.update();
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to use the available field
[INFO] [stdout]    |
[INFO] [stdout] 20 |         self.snake.update();
[INFO] [stdout]    |         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for x in 0..30 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/snake/body_part.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn draw(&mut self, screen: &mut screen::Screen) {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     for y in 0..30 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake` (bin "snake" test) due to 1 previous error; 3 warnings emitted
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for x in 0..30 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake` (bin "snake") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4bed23c27b109b77578bdb36f938d33c721248b9c76eaa99182415015ead072c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bed23c27b109b77578bdb36f938d33c721248b9c76eaa99182415015ead072c", kill_on_drop: false }`
[INFO] [stdout] 4bed23c27b109b77578bdb36f938d33c721248b9c76eaa99182415015ead072c