[INFO] updating cached repository https://github.com/alexlai97/snake-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2a2cbe97eb824aacf2d030d6bc5ee731a1aa102
[INFO] testing alexlai97/snake-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexlai97%2Fsnake-rust" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexlai97/snake-rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alexlai97/snake-rust
[INFO] finished tweaking git repo https://github.com/alexlai97/snake-rust
[INFO] tweaked toml for git repo https://github.com/alexlai97/snake-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/alexlai97/snake-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0429a1d96f11e707813407f0ea54c5f0d13270357a2716f24c3f537afcdcd40a
[INFO] running `"docker" "start" "-a" "0429a1d96f11e707813407f0ea54c5f0d13270357a2716f24c3f537afcdcd40a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.0
[INFO] [stderr]    Compiling ncurses v5.98.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]    Compiling snake-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant `Snake_body` should have an upper camel case name
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakeBody`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body_reversed`
[INFO] [stderr]  --> src/snake.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     body_reversed: Vec<(u32, u32)>, // tail is index 0, head is len - 1
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `difficulty`
[INFO] [stderr]   --> src/game.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     difficulty: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/game.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     grid: Vec<Vec<Cell>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_cell`
[INFO] [stderr]   --> src/game.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn set_cell(&mut self, y: u32, x: u32, cell: Cell) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell`
[INFO] [stderr]   --> src/game.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_cell(&self, y: u32, x:u32) -> & Cell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_apple`
[INFO] [stderr]   --> src/game.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn generate_apple(&mut self) -> Option<(u32, u32)>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Snake_body`
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Apple`
[INFO] [stderr]   --> src/game.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     Apple,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_board_win`
[INFO] [stderr]    --> src/game.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn update_board_win(&self, cell: (u32, u32), ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `"docker" "inspect" "0429a1d96f11e707813407f0ea54c5f0d13270357a2716f24c3f537afcdcd40a"`
[INFO] running `"docker" "rm" "-f" "0429a1d96f11e707813407f0ea54c5f0d13270357a2716f24c3f537afcdcd40a"`
[INFO] [stdout] 0429a1d96f11e707813407f0ea54c5f0d13270357a2716f24c3f537afcdcd40a
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eab739e7fedcea0615a3ff1fddcf9f64a67cd8f40c5c9189a611ddea04498251
[INFO] running `"docker" "start" "-a" "eab739e7fedcea0615a3ff1fddcf9f64a67cd8f40c5c9189a611ddea04498251"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling snake-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant `Snake_body` should have an upper camel case name
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakeBody`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body_reversed`
[INFO] [stderr]  --> src/snake.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     body_reversed: Vec<(u32, u32)>, // tail is index 0, head is len - 1
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `difficulty`
[INFO] [stderr]   --> src/game.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     difficulty: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/game.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     grid: Vec<Vec<Cell>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_cell`
[INFO] [stderr]   --> src/game.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn set_cell(&mut self, y: u32, x: u32, cell: Cell) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell`
[INFO] [stderr]   --> src/game.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_cell(&self, y: u32, x:u32) -> & Cell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_apple`
[INFO] [stderr]   --> src/game.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn generate_apple(&mut self) -> Option<(u32, u32)>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Snake_body`
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Apple`
[INFO] [stderr]   --> src/game.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     Apple,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_board_win`
[INFO] [stderr]    --> src/game.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn update_board_win(&self, cell: (u32, u32), ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Snake_body` should have an upper camel case name
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakeBody`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body_reversed`
[INFO] [stderr]  --> src/snake.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     body_reversed: Vec<(u32, u32)>, // tail is index 0, head is len - 1
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `difficulty`
[INFO] [stderr]   --> src/game.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     difficulty: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell`
[INFO] [stderr]   --> src/game.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_cell(&self, y: u32, x:u32) -> & Cell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_apple`
[INFO] [stderr]   --> src/game.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn generate_apple(&mut self) -> Option<(u32, u32)>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Snake_body`
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_board_win`
[INFO] [stderr]    --> src/game.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn update_board_win(&self, cell: (u32, u32), ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "eab739e7fedcea0615a3ff1fddcf9f64a67cd8f40c5c9189a611ddea04498251"`
[INFO] running `"docker" "rm" "-f" "eab739e7fedcea0615a3ff1fddcf9f64a67cd8f40c5c9189a611ddea04498251"`
[INFO] [stdout] eab739e7fedcea0615a3ff1fddcf9f64a67cd8f40c5c9189a611ddea04498251
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 3f5b531bda2d914a1380bb3700705c3d133be509d5f91b8a8b0f9655a8d0ca85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3f5b531bda2d914a1380bb3700705c3d133be509d5f91b8a8b0f9655a8d0ca85"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variant `Snake_body` should have an upper camel case name
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakeBody`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body_reversed`
[INFO] [stderr]  --> src/snake.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     body_reversed: Vec<(u32, u32)>, // tail is index 0, head is len - 1
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `difficulty`
[INFO] [stderr]   --> src/game.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     difficulty: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `grid`
[INFO] [stderr]   --> src/game.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     grid: Vec<Vec<Cell>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_cell`
[INFO] [stderr]   --> src/game.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn set_cell(&mut self, y: u32, x: u32, cell: Cell) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell`
[INFO] [stderr]   --> src/game.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_cell(&self, y: u32, x:u32) -> & Cell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_apple`
[INFO] [stderr]   --> src/game.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn generate_apple(&mut self) -> Option<(u32, u32)>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Snake_body`
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Apple`
[INFO] [stderr]   --> src/game.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     Apple,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_board_win`
[INFO] [stderr]    --> src/game.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn update_board_win(&self, cell: (u32, u32), ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Snake_body` should have an upper camel case name
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `SnakeBody`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `body_reversed`
[INFO] [stderr]  --> src/snake.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     body_reversed: Vec<(u32, u32)>, // tail is index 0, head is len - 1
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `difficulty`
[INFO] [stderr]   --> src/game.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     difficulty: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell`
[INFO] [stderr]   --> src/game.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn get_cell(&self, y: u32, x:u32) -> & Cell {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_full`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_apple`
[INFO] [stderr]   --> src/game.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn generate_apple(&mut self) -> Option<(u32, u32)>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Snake_body`
[INFO] [stderr]   --> src/game.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     Snake_body,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_board_win`
[INFO] [stderr]    --> src/game.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn update_board_win(&self, cell: (u32, u32), ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snake_rust-6e740aa2d75a535d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test game::tests::grid_test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snake_rust-f2f487ec45e3b138
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snake-rust
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3f5b531bda2d914a1380bb3700705c3d133be509d5f91b8a8b0f9655a8d0ca85"`
[INFO] running `"docker" "rm" "-f" "3f5b531bda2d914a1380bb3700705c3d133be509d5f91b8a8b0f9655a8d0ca85"`
[INFO] [stdout] 3f5b531bda2d914a1380bb3700705c3d133be509d5f91b8a8b0f9655a8d0ca85