[INFO] updating cached repository northbytruth/snake_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/northbytruth/snake_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/northbytruth/snake_game" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/northbytruth/snake_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/northbytruth/snake_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/northbytruth/snake_game" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/northbytruth/snake_game"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/northbytruth/snake_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef5587191e0d92dca63f8319a0923bc62bafc1a5
[INFO] sha for GitHub repo northbytruth/snake_game: ef5587191e0d92dca63f8319a0923bc62bafc1a5
[INFO] validating manifest of northbytruth/snake_game on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of northbytruth/snake_game on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing northbytruth/snake_game
[INFO] finished frobbing northbytruth/snake_game
[INFO] frobbed toml for northbytruth/snake_game written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/northbytruth/snake_game/Cargo.toml
[INFO] started frobbing northbytruth/snake_game
[INFO] finished frobbing northbytruth/snake_game
[INFO] frobbed toml for northbytruth/snake_game written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/northbytruth/snake_game/Cargo.toml
[INFO] crate northbytruth/snake_game already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking northbytruth/snake_game against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/northbytruth/snake_game:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 291b4027e81f445f688881cb6af8b80f571c68db9fe86f5b7967e420610abf20
[INFO] running `"docker" "start" "-a" "291b4027e81f445f688881cb6af8b80f571c68db9fe86f5b7967e420610abf20"`
[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/crater/workdir)
[INFO] [stderr] warning: unused import: `thread_rng`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, thread_rng};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |     if(key_in == "s"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:126:7
[INFO] [stderr]     |
[INFO] [stderr] 126 |     if(key_in == "w"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:130:7
[INFO] [stderr]     |
[INFO] [stderr] 130 |     if(key_in == "d"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 |     if(key_in == "a"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:253:15
[INFO] [stderr]     |
[INFO] [stderr] 253 |             if(ret == 0){
[INFO] [stderr]     |               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `screen`
[INFO] [stderr]   --> src/main.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |              ^^^^^^ help: consider prefixing with an underscore: `_screen`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `snake`
[INFO] [stderr]   --> src/main.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_snake`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `food`
[INFO] [stderr]   --> src/main.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |                                                       ^^^^ help: consider prefixing with an underscore: `_food`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `screen`
[INFO] [stderr]   --> src/main.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let mut s = "\n\n\n".to_string();
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `startGame` should have a snake case name
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `start_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `addIntroToScreen` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_intro_to_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: function `iterateScreen` should have a snake case name
[INFO] [stderr]   --> src/main.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn iterateScreen(screen :&mut Screen, content :&mut Vec<String>, key_in : &String, snake : &mut Snake, food :&mut Point, direction :&mut Move) -> i32{
[INFO] [stderr]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `iterate_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: function `gameOver` should have a snake case name
[INFO] [stderr]    --> src/main.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn gameOver(content: &mut Vec<String>, snake: &Snake){
[INFO] [stderr]     |    ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stderr] 
[INFO] [stderr] warning: function `drawScreen` should have a snake case name
[INFO] [stderr]    --> src/main.rs:192:4
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn drawScreen(content :&mut Vec<String>, window :&Window){
[INFO] [stderr]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `draw_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `gameRunning` should have a snake case name
[INFO] [stderr]    --> src/main.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut gameRunning: bool = false;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `game_running`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lastKey` should have a snake case name
[INFO] [stderr]    --> src/main.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut lastKey = "".to_string();
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `thread_rng`
[INFO] [stderr]  --> src/main.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::{Rng, thread_rng};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |     if(key_in == "s"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:126:7
[INFO] [stderr]     |
[INFO] [stderr] 126 |     if(key_in == "w"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:130:7
[INFO] [stderr]     |
[INFO] [stderr] 130 |     if(key_in == "d"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 |     if(key_in == "a"){
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:253:15
[INFO] [stderr]     |
[INFO] [stderr] 253 |             if(ret == 0){
[INFO] [stderr]     |               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `screen`
[INFO] [stderr]   --> src/main.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |              ^^^^^^ help: consider prefixing with an underscore: `_screen`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `snake`
[INFO] [stderr]   --> src/main.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_snake`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `food`
[INFO] [stderr]   --> src/main.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |                                                       ^^^^ help: consider prefixing with an underscore: `_food`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `screen`
[INFO] [stderr]   --> src/main.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let mut s = "\n\n\n".to_string();
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `startGame` should have a snake case name
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn startGame(screen : &mut Screen, snake :&mut Snake, food :&mut Point){
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `start_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `addIntroToScreen` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn addIntroToScreen(screen : &mut Screen, content :&mut Vec<String>){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_intro_to_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: function `iterateScreen` should have a snake case name
[INFO] [stderr]   --> src/main.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn iterateScreen(screen :&mut Screen, content :&mut Vec<String>, key_in : &String, snake : &mut Snake, food :&mut Point, direction :&mut Move) -> i32{
[INFO] [stderr]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `iterate_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: function `gameOver` should have a snake case name
[INFO] [stderr]    --> src/main.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn gameOver(content: &mut Vec<String>, snake: &Snake){
[INFO] [stderr]     |    ^^^^^^^^ help: convert the identifier to snake case: `game_over`
[INFO] [stderr] 
[INFO] [stderr] warning: function `drawScreen` should have a snake case name
[INFO] [stderr]    --> src/main.rs:192:4
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn drawScreen(content :&mut Vec<String>, window :&Window){
[INFO] [stderr]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `draw_screen`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `gameRunning` should have a snake case name
[INFO] [stderr]    --> src/main.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut gameRunning: bool = false;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: convert the identifier to snake case: `game_running`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lastKey` should have a snake case name
[INFO] [stderr]    --> src/main.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut lastKey = "".to_string();
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `"docker" "inspect" "291b4027e81f445f688881cb6af8b80f571c68db9fe86f5b7967e420610abf20"`
[INFO] running `"docker" "rm" "-f" "291b4027e81f445f688881cb6af8b80f571c68db9fe86f5b7967e420610abf20"`
[INFO] [stdout] 291b4027e81f445f688881cb6af8b80f571c68db9fe86f5b7967e420610abf20