[INFO] cloning repository https://github.com/RicheyRyan/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RicheyRyan/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRicheyRyan%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRicheyRyan%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ec9a5f2afe5d55ad62ec3cbf458191f3a3832ab
[INFO] testing RicheyRyan/snake against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRicheyRyan%2Fsnake" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RicheyRyan/snake on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RicheyRyan/snake
[INFO] finished tweaking git repo https://github.com/RicheyRyan/snake
[INFO] tweaked toml for git repo https://github.com/RicheyRyan/snake written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/RicheyRyan/snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 10d004d6198418028b2953dd719b5aab0d6daa6e28b38287081ef78826f669c6
[INFO] running `Command { std: "docker" "start" "-a" "10d004d6198418028b2953dd719b5aab0d6daa6e28b38287081ef78826f669c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d004d6198418028b2953dd719b5aab0d6daa6e28b38287081ef78826f669c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d004d6198418028b2953dd719b5aab0d6daa6e28b38287081ef78826f669c6", kill_on_drop: false }`
[INFO] [stdout] 10d004d6198418028b2953dd719b5aab0d6daa6e28b38287081ef78826f669c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] c168c8577872b98959f182bd59772f8f7b11d61018181f3f638484a873d8b24f
[INFO] running `Command { std: "docker" "start" "-a" "c168c8577872b98959f182bd59772f8f7b11d61018181f3f638484a873d8b24f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.5
[INFO] [stderr]    Compiling ncurses v5.80.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SIGINT`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use libc::{ SIGINT };
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/main.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn render(state:GameState) {
[INFO] [stdout]    |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: use of extern static is unsafe and requires unsafe function or block
[INFO] [stdout]   --> src/main.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |     getmaxyx(stdscr, &mut max_y, &mut max_x);
[INFO] [stdout]    |              ^^^^^^ use of extern static
[INFO] [stdout]    |
[INFO] [stdout]    = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0133]: use of extern static is unsafe and requires unsafe function or block
[INFO] [stdout]   --> src/main.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     keypad(stdscr,true);
[INFO] [stdout]    |            ^^^^^^ use of extern static
[INFO] [stdout]    |
[INFO] [stdout]    = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snake` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c168c8577872b98959f182bd59772f8f7b11d61018181f3f638484a873d8b24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c168c8577872b98959f182bd59772f8f7b11d61018181f3f638484a873d8b24f", kill_on_drop: false }`
[INFO] [stdout] c168c8577872b98959f182bd59772f8f7b11d61018181f3f638484a873d8b24f