[INFO] cloning repository https://github.com/open-pendulum/snakes-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/open-pendulum/snakes-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-pendulum%2Fsnakes-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-pendulum%2Fsnakes-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7dd997f7817da7c280c0cff9440d1d5b34395c8e
[INFO] checking open-pendulum/snakes-game against master#11d2046fe9962720558cb15f72541f7fd170dec9 for pr-139493-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-pendulum%2Fsnakes-game" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/open-pendulum/snakes-game
[INFO] finished tweaking git repo https://github.com/open-pendulum/snakes-game
[INFO] tweaked toml for git repo https://github.com/open-pendulum/snakes-game written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/open-pendulum/snakes-game on toolchain 11d2046fe9962720558cb15f72541f7fd170dec9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11d2046fe9962720558cb15f72541f7fd170dec9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/open-pendulum/snakes-game 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" "+11d2046fe9962720558cb15f72541f7fd170dec9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+11d2046fe9962720558cb15f72541f7fd170dec9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a38d50889cf5ae7951e052bfeeb244c374bb9ebfe939c5a6ec9450d09fc4f85e
[INFO] running `Command { std: "docker" "start" "-a" "a38d50889cf5ae7951e052bfeeb244c374bb9ebfe939c5a6ec9450d09fc4f85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a38d50889cf5ae7951e052bfeeb244c374bb9ebfe939c5a6ec9450d09fc4f85e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38d50889cf5ae7951e052bfeeb244c374bb9ebfe939c5a6ec9450d09fc4f85e", kill_on_drop: false }`
[INFO] [stdout] a38d50889cf5ae7951e052bfeeb244c374bb9ebfe939c5a6ec9450d09fc4f85e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+11d2046fe9962720558cb15f72541f7fd170dec9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 370524429eebaaab8664386e6b1ecb5bbcf24dbac905dfcb526a372f2ae7447a
[INFO] running `Command { std: "docker" "start" "-a" "370524429eebaaab8664386e6b1ecb5bbcf24dbac905dfcb526a372f2ae7447a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking wasm-bindgen v0.2.92
[INFO] [stderr]     Checking wasm_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct World {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 43 |     width: usize,
[INFO] [stdout] 44 |     size: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct World {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 43 |     width: usize,
[INFO] [stdout] 44 |     size: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "370524429eebaaab8664386e6b1ecb5bbcf24dbac905dfcb526a372f2ae7447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370524429eebaaab8664386e6b1ecb5bbcf24dbac905dfcb526a372f2ae7447a", kill_on_drop: false }`
[INFO] [stdout] 370524429eebaaab8664386e6b1ecb5bbcf24dbac905dfcb526a372f2ae7447a