[INFO] cloning repository CarlCochet/Rust_Snake
[INFO] running `"git" "clone" "--bare" "git://github.com/CarlCochet/Rust_Snake.git" "work/cache/sources/gh/CarlCochet/Rust_Snake"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/CarlCochet/Rust_Snake'...
[INFO] running `"git" "clone" "work/cache/sources/gh/CarlCochet/Rust_Snake" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/CarlCochet/Rust_Snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/CarlCochet/Rust_Snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CarlCochet/Rust_Snake" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/CarlCochet/Rust_Snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/CarlCochet/Rust_Snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33ce320bb3a79f4cd08ebe1a035c2382883171fd
[INFO] sha for GitHub repo CarlCochet/Rust_Snake: 33ce320bb3a79f4cd08ebe1a035c2382883171fd
[INFO] validating manifest of CarlCochet/Rust_Snake on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CarlCochet/Rust_Snake on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CarlCochet/Rust_Snake
[INFO] finished frobbing CarlCochet/Rust_Snake
[INFO] frobbed toml for CarlCochet/Rust_Snake written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/CarlCochet/Rust_Snake/Cargo.toml
[INFO] started frobbing CarlCochet/Rust_Snake
[INFO] finished frobbing CarlCochet/Rust_Snake
[INFO] frobbed toml for CarlCochet/Rust_Snake written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/CarlCochet/Rust_Snake/Cargo.toml
[INFO] crate CarlCochet/Rust_Snake already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CarlCochet/Rust_Snake against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/CarlCochet/Rust_Snake:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c67989f5ac9c18a9fa588e096a21e340d034745eece8365811e4d7a2fcbe3637
[INFO] running `"docker" "start" "-a" "c67989f5ac9c18a9fa588e096a21e340d034745eece8365811e4d7a2fcbe3637"`
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking image v0.21.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.59.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |         use graphics;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 116 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 185 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:234:21
[INFO] [stderr]     |
[INFO] [stderr] 234 |         if let Some(u) = e.update_args() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `lastKey` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     lastKey: Key,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WHITE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stderr]    |             ^^^^^ help: convert the identifier to snake case: `white`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLACK` should have a snake case name
[INFO] [stderr]    --> src/main.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stderr]     |             ^^^^^ help: convert the identifier to snake case: `black`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 37 |         use graphics;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 116 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 185 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:234:21
[INFO] [stderr]     |
[INFO] [stderr] 234 |         if let Some(u) = e.update_args() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `lastKey` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     lastKey: Key,
[INFO] [stderr]    |     ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WHITE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stderr]    |             ^^^^^ help: convert the identifier to snake case: `white`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `BLACK` should have a snake case name
[INFO] [stderr]    --> src/main.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stderr]     |             ^^^^^ help: convert the identifier to snake case: `black`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.51s
[INFO] running `"docker" "inspect" "c67989f5ac9c18a9fa588e096a21e340d034745eece8365811e4d7a2fcbe3637"`
[INFO] running `"docker" "rm" "-f" "c67989f5ac9c18a9fa588e096a21e340d034745eece8365811e4d7a2fcbe3637"`
[INFO] [stdout] c67989f5ac9c18a9fa588e096a21e340d034745eece8365811e4d7a2fcbe3637