[INFO] cloning repository https://github.com/zxcvc/snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zxcvc/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Fsnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Fsnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 259efa38ffb99852dca7aec997d33bf1f733a2fc
[INFO] testing zxcvc/snake against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Fsnake" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zxcvc/snake on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zxcvc/snake
[INFO] finished tweaking git repo https://github.com/zxcvc/snake
[INFO] tweaked toml for git repo https://github.com/zxcvc/snake written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/zxcvc/snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8407a4a305ebce4c9882dd3a2735b7ae7c55cd2c727fb8a2fb6bba065eb6a65f
[INFO] running `Command { std: "docker" "start" "-a" "8407a4a305ebce4c9882dd3a2735b7ae7c55cd2c727fb8a2fb6bba065eb6a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8407a4a305ebce4c9882dd3a2735b7ae7c55cd2c727fb8a2fb6bba065eb6a65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8407a4a305ebce4c9882dd3a2735b7ae7c55cd2c727fb8a2fb6bba065eb6a65f", kill_on_drop: false }`
[INFO] [stdout] 8407a4a305ebce4c9882dd3a2735b7ae7c55cd2c727fb8a2fb6bba065eb6a65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a07b1435b1b30976d6914d13076a8a0dfc5406925f2c3088803d31c44afb06e3
[INFO] running `Command { std: "docker" "start" "-a" "a07b1435b1b30976d6914d13076a8a0dfc5406925f2c3088803d31c44afb06e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling crossterm v0.21.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExecutableCommand`, `cursor`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crossterm::{self, cursor, event, terminal, ExecutableCommand, Result};
[INFO] [stdout]   |                       ^^^^^^                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     loop {
[INFO] [stdout] 11 | |         let mut out = utils::Out::new();
[INFO] [stdout] 12 | |
[INFO] [stdout] 13 | |         let mut board = Board::new(20, 20);
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         out.init()?;
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 37 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `out` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static ref out: std::io::Stdout = std::io::stdout();
[INFO] [stdout]   |                ^^^ help: convert the identifier to upper case: `OUT`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "a07b1435b1b30976d6914d13076a8a0dfc5406925f2c3088803d31c44afb06e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07b1435b1b30976d6914d13076a8a0dfc5406925f2c3088803d31c44afb06e3", kill_on_drop: false }`
[INFO] [stdout] a07b1435b1b30976d6914d13076a8a0dfc5406925f2c3088803d31c44afb06e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42157f928a0a659d3f6bf7989a4d605db9b3b641d73ade5d29558ee8e4ee085a
[INFO] running `Command { std: "docker" "start" "-a" "42157f928a0a659d3f6bf7989a4d605db9b3b641d73ade5d29558ee8e4ee085a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExecutableCommand`, `cursor`
[INFO] [stdout]  --> src/main.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crossterm::{self, cursor, event, terminal, ExecutableCommand, Result};
[INFO] [stdout]   |                       ^^^^^^                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     loop {
[INFO] [stdout] 11 | |         let mut out = utils::Out::new();
[INFO] [stdout] 12 | |
[INFO] [stdout] 13 | |         let mut board = Board::new(20, 20);
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         out.init()?;
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 37 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `out` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static ref out: std::io::Stdout = std::io::stdout();
[INFO] [stdout]   |                ^^^ help: convert the identifier to upper case: `OUT`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/snake-e4713150bb2fcf6a)
[INFO] running `Command { std: "docker" "inspect" "42157f928a0a659d3f6bf7989a4d605db9b3b641d73ade5d29558ee8e4ee085a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42157f928a0a659d3f6bf7989a4d605db9b3b641d73ade5d29558ee8e4ee085a", kill_on_drop: false }`
[INFO] [stdout] 42157f928a0a659d3f6bf7989a4d605db9b3b641d73ade5d29558ee8e4ee085a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6a1dcd689754fef770ec4cdadaa13bc1992e13bc8574e6fc6a07af1126136a7
[INFO] running `Command { std: "docker" "start" "-a" "c6a1dcd689754fef770ec4cdadaa13bc1992e13bc8574e6fc6a07af1126136a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `ExecutableCommand`, `cursor`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crossterm::{self, cursor, event, terminal, ExecutableCommand, Result};
[INFO] [stderr]   |                       ^^^^^^                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     loop {
[INFO] [stderr] 11 | |         let mut out = utils::Out::new();
[INFO] [stderr] 12 | |
[INFO] [stderr] 13 | |         let mut board = Board::new(20, 20);
[INFO] [stderr] ...  |
[INFO] [stderr] 35 | |         out.init()?;
[INFO] [stderr] 36 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 37 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `out` should have an upper case name
[INFO] [stderr]  --> src/utils.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |     static ref out: std::io::Stdout = std::io::stdout();
[INFO] [stderr]   |                ^^^ help: convert the identifier to upper case: `OUT`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `snake` (bin "snake" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/snake-e4713150bb2fcf6a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6a1dcd689754fef770ec4cdadaa13bc1992e13bc8574e6fc6a07af1126136a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a1dcd689754fef770ec4cdadaa13bc1992e13bc8574e6fc6a07af1126136a7", kill_on_drop: false }`
[INFO] [stdout] c6a1dcd689754fef770ec4cdadaa13bc1992e13bc8574e6fc6a07af1126136a7