[INFO] cloning repository https://github.com/r0t0r-r0t0r/r0t0snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r0t0r-r0t0r/r0t0snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr0t0r-r0t0r%2Fr0t0snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr0t0r-r0t0r%2Fr0t0snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e29b2a8d633b342f72ca159aa3bc76e3114af9d0
[INFO] testing r0t0r-r0t0r/r0t0snake against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr0t0r-r0t0r%2Fr0t0snake" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/r0t0r-r0t0r/r0t0snake on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/r0t0r-r0t0r/r0t0snake
[INFO] finished tweaking git repo https://github.com/r0t0r-r0t0r/r0t0snake
[INFO] tweaked toml for git repo https://github.com/r0t0r-r0t0r/r0t0snake written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/r0t0r-r0t0r/r0t0snake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] ba1d0bc86cdf647dd00c8f4379e9e5dc540cc96e0435187c3f499143a2b6d65f
[INFO] running `Command { std: "docker" "start" "-a" "ba1d0bc86cdf647dd00c8f4379e9e5dc540cc96e0435187c3f499143a2b6d65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba1d0bc86cdf647dd00c8f4379e9e5dc540cc96e0435187c3f499143a2b6d65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1d0bc86cdf647dd00c8f4379e9e5dc540cc96e0435187c3f499143a2b6d65f", kill_on_drop: false }`
[INFO] [stdout] ba1d0bc86cdf647dd00c8f4379e9e5dc540cc96e0435187c3f499143a2b6d65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 943a21072cd72243bf4212f6a20f7cc9baa30d81702b56003e67d7a62c8176b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "943a21072cd72243bf4212f6a20f7cc9baa30d81702b56003e67d7a62c8176b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling r0t0snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `cw`
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn cw(&self) -> Direction {
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ccw`
[INFO] [stdout]   --> src/main.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn ccw(&self) -> Direction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Menu`
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Menu,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pause`
[INFO] [stdout]    --> src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Pause,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `score`
[INFO] [stdout]    --> src/main.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 |     score: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.44s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "943a21072cd72243bf4212f6a20f7cc9baa30d81702b56003e67d7a62c8176b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943a21072cd72243bf4212f6a20f7cc9baa30d81702b56003e67d7a62c8176b8", kill_on_drop: false }`
[INFO] [stdout] 943a21072cd72243bf4212f6a20f7cc9baa30d81702b56003e67d7a62c8176b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fca9faf8048d6aa98d69d69f2bcdfb7e4d3340c610018ce691c47e1401f702b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6fca9faf8048d6aa98d69d69f2bcdfb7e4d3340c610018ce691c47e1401f702b", kill_on_drop: false }`
[INFO] [stderr]    Compiling r0t0snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `cw`
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn cw(&self) -> Direction {
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ccw`
[INFO] [stdout]   --> src/main.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn ccw(&self) -> Direction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Menu`
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Menu,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pause`
[INFO] [stdout]    --> src/main.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     Pause,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `score`
[INFO] [stdout]    --> src/main.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 |     score: u32,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "6fca9faf8048d6aa98d69d69f2bcdfb7e4d3340c610018ce691c47e1401f702b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fca9faf8048d6aa98d69d69f2bcdfb7e4d3340c610018ce691c47e1401f702b", kill_on_drop: false }`
[INFO] [stdout] 6fca9faf8048d6aa98d69d69f2bcdfb7e4d3340c610018ce691c47e1401f702b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] d50e4469587c561a357bf448e96e2d3d1666a0dc73acd00190cb075dd2300ff2
[INFO] running `Command { std: "docker" "start" "-a" "d50e4469587c561a357bf448e96e2d3d1666a0dc73acd00190cb075dd2300ff2", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `cw`
[INFO] [stderr]   --> src/main.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn cw(&self) -> Direction {
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `ccw`
[INFO] [stderr]   --> src/main.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn ccw(&self) -> Direction {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Menu`
[INFO] [stderr]    --> src/main.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     Menu,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pause`
[INFO] [stderr]    --> src/main.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     Pause,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `score`
[INFO] [stderr]    --> src/main.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     score: u32,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `r0t0snake` (bin "r0t0snake" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r0t0snake-3db6fe24c500ad01)
[INFO] running `Command { std: "docker" "inspect" "d50e4469587c561a357bf448e96e2d3d1666a0dc73acd00190cb075dd2300ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50e4469587c561a357bf448e96e2d3d1666a0dc73acd00190cb075dd2300ff2", kill_on_drop: false }`
[INFO] [stdout] d50e4469587c561a357bf448e96e2d3d1666a0dc73acd00190cb075dd2300ff2