[INFO] cloning repository https://github.com/notryanb/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/notryanb/rust_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Frust_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Frust_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e587778a994fc846f9b6c94269d95ac0795e5fd7
[INFO] testing notryanb/rust_snake against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Frust_snake" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/notryanb/rust_snake on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/notryanb/rust_snake
[INFO] finished tweaking git repo https://github.com/notryanb/rust_snake
[INFO] tweaked toml for git repo https://github.com/notryanb/rust_snake written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/notryanb/rust_snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efb00e77c1544a4e7db444522d2653ffe3189fca282f38bb9be4fff3c77e39e6
[INFO] running `Command { std: "docker" "start" "-a" "efb00e77c1544a4e7db444522d2653ffe3189fca282f38bb9be4fff3c77e39e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb00e77c1544a4e7db444522d2653ffe3189fca282f38bb9be4fff3c77e39e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb00e77c1544a4e7db444522d2653ffe3189fca282f38bb9be4fff3c77e39e6", kill_on_drop: false }`
[INFO] [stdout] efb00e77c1544a4e7db444522d2653ffe3189fca282f38bb9be4fff3c77e39e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1473f07ceafb9ea3b2840fce1985c9a003a4cd5a6ae4324df5871d941fddabec
[INFO] running `Command { std: "docker" "start" "-a" "1473f07ceafb9ea3b2840fce1985c9a003a4cd5a6ae4324df5871d941fddabec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling rust_snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `style`
[INFO] [stdout]  --> src/board.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use termion::{color, style};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `color`, `style`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use termion::{color,style};
[INFO] [stdout]   |               ^^^^^ ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/board.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     width: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/board.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | /             match cell.x % self.height {
[INFO] [stdout] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
[INFO] [stdout] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
[INFO] [stdout] 62 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1473f07ceafb9ea3b2840fce1985c9a003a4cd5a6ae4324df5871d941fddabec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1473f07ceafb9ea3b2840fce1985c9a003a4cd5a6ae4324df5871d941fddabec", kill_on_drop: false }`
[INFO] [stdout] 1473f07ceafb9ea3b2840fce1985c9a003a4cd5a6ae4324df5871d941fddabec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d2b4497bb61fc48f70a0b443d772169d1434c97f0989df74b28d33a3b9de218
[INFO] running `Command { std: "docker" "start" "-a" "2d2b4497bb61fc48f70a0b443d772169d1434c97f0989df74b28d33a3b9de218", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `style`
[INFO] [stdout]  --> src/board.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use termion::{color, style};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `color`, `style`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use termion::{color,style};
[INFO] [stdout]   |               ^^^^^ ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]   --> src/board.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let grid: Vec<Cell> = Vec::with_capacity((width * height) as usize);
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/board.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | /             match cell.x % self.height {
[INFO] [stdout] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
[INFO] [stdout] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
[INFO] [stdout] 62 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "2d2b4497bb61fc48f70a0b443d772169d1434c97f0989df74b28d33a3b9de218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d2b4497bb61fc48f70a0b443d772169d1434c97f0989df74b28d33a3b9de218", kill_on_drop: false }`
[INFO] [stdout] 2d2b4497bb61fc48f70a0b443d772169d1434c97f0989df74b28d33a3b9de218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 723fe11e5220ddccea276493cc2529a4e800990cd4e32b3f47687c725f53b69b
[INFO] running `Command { std: "docker" "start" "-a" "723fe11e5220ddccea276493cc2529a4e800990cd4e32b3f47687c725f53b69b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `style`
[INFO] [stderr]  --> src/board.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use termion::{color, style};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use termion::{color,style};
[INFO] [stderr]   |               ^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grid`
[INFO] [stderr]   --> src/board.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let grid: Vec<Cell> = Vec::with_capacity((width * height) as usize);
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/board.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 | /             match cell.x % self.height {
[INFO] [stderr] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
[INFO] [stderr] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
[INFO] [stderr] 62 | |             };
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_snake` (bin "rust_snake" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_snake-62fb10f15263c7d4)
[INFO] [stdout] running 1 test
[INFO] [stdout] test board::tests::new_board ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "723fe11e5220ddccea276493cc2529a4e800990cd4e32b3f47687c725f53b69b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723fe11e5220ddccea276493cc2529a4e800990cd4e32b3f47687c725f53b69b", kill_on_drop: false }`
[INFO] [stdout] 723fe11e5220ddccea276493cc2529a4e800990cd4e32b3f47687c725f53b69b