[INFO] cloning repository https://github.com/northbytruth/snake_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/northbytruth/snake_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbytruth%2Fsnake_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbytruth%2Fsnake_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5587191e0d92dca63f8319a0923bc62bafc1a5
[INFO] checking northbytruth/snake_game against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbytruth%2Fsnake_game" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/northbytruth/snake_game on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/northbytruth/snake_game
[INFO] finished tweaking git repo https://github.com/northbytruth/snake_game
[INFO] tweaked toml for git repo https://github.com/northbytruth/snake_game written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/northbytruth/snake_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b2a53ad74f8fde8e9535cccf316b582a1ea662894afc79f2c3477a7d4b65cfe
[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" "5b2a53ad74f8fde8e9535cccf316b582a1ea662894afc79f2c3477a7d4b65cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2a53ad74f8fde8e9535cccf316b582a1ea662894afc79f2c3477a7d4b65cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2a53ad74f8fde8e9535cccf316b582a1ea662894afc79f2c3477a7d4b65cfe", kill_on_drop: false }`
[INFO] [stdout] 5b2a53ad74f8fde8e9535cccf316b582a1ea662894afc79f2c3477a7d4b65cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52cff217b4ec062c4ee30741e9ea82e7b6be241e76709961738e4d57eecc3790
[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" "52cff217b4ec062c4ee30741e9ea82e7b6be241e76709961738e4d57eecc3790", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_core v0.1.0-pre.0
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]     Checking rand v0.5.0-pre.0
[INFO] [stderr]     Checking pancurses v0.15.0
[INFO] [stderr]     Checking snake_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, thread_rng};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, thread_rng};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |     if(key_in == "s"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |     if(key_in == "s"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 |     if(key_in == "w"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 |     if(key_in == "w"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |     if(key_in == "d"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |     if(key_in == "d"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 |     if(key_in == "a"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 253 |             if(ret == 0){
[INFO] [stdout]     |               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 |     if(key_in == "a"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 253 |             if(ret == 0){
[INFO] [stdout]     |               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/main.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `snake`
[INFO] [stdout]   --> src/main.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_snake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `food`
[INFO] [stdout]   --> src/main.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_food`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/main.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut s = "\n\n\n".to_string();
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/main.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `snake`
[INFO] [stdout]   --> src/main.rs:33:36
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_snake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `food`
[INFO] [stdout]   --> src/main.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_food`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `screen`
[INFO] [stdout]   --> src/main.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `startGame` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `start_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `addIntroToScreen` should have a snake case name
[INFO] [stdout]   --> src/main.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_intro_to_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterateScreen` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn iterateScreen(screen :&mut Screen, content :&mut Vec<String>, key_in : &String, snake : &mut Snake, food :&mut Point, direction :&mut ...
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `iterate_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gameOver` should have a snake case name
[INFO] [stdout]    --> src/main.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn gameOver(content: &mut Vec<String>, snake: &Snake){
[INFO] [stdout]     |    ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drawScreen` should have a snake case name
[INFO] [stdout]    --> src/main.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn drawScreen(content :&mut Vec<String>, window :&Window){
[INFO] [stdout]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `draw_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gameRunning` should have a snake case name
[INFO] [stdout]    --> src/main.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut gameRunning: bool = false;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `game_running`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lastKey` should have a snake case name
[INFO] [stdout]    --> src/main.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut lastKey = "".to_string();
[INFO] [stdout]     |             ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut s = "\n\n\n".to_string();
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `startGame` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `start_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `addIntroToScreen` should have a snake case name
[INFO] [stdout]   --> src/main.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_intro_to_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iterateScreen` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn iterateScreen(screen :&mut Screen, content :&mut Vec<String>, key_in : &String, snake : &mut Snake, food :&mut Point, direction :&mut ...
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `iterate_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gameOver` should have a snake case name
[INFO] [stdout]    --> src/main.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn gameOver(content: &mut Vec<String>, snake: &Snake){
[INFO] [stdout]     |    ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `drawScreen` should have a snake case name
[INFO] [stdout]    --> src/main.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn drawScreen(content :&mut Vec<String>, window :&Window){
[INFO] [stdout]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `draw_screen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gameRunning` should have a snake case name
[INFO] [stdout]    --> src/main.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut gameRunning: bool = false;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `game_running`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lastKey` should have a snake case name
[INFO] [stdout]    --> src/main.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut lastKey = "".to_string();
[INFO] [stdout]     |             ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.17s
[INFO] running `Command { std: "docker" "inspect" "52cff217b4ec062c4ee30741e9ea82e7b6be241e76709961738e4d57eecc3790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cff217b4ec062c4ee30741e9ea82e7b6be241e76709961738e4d57eecc3790", kill_on_drop: false }`
[INFO] [stdout] 52cff217b4ec062c4ee30741e9ea82e7b6be241e76709961738e4d57eecc3790