[INFO] cloning repository https://github.com/neogeek23/rusty_snek_gaem
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neogeek23/rusty_snek_gaem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneogeek23%2Frusty_snek_gaem"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneogeek23%2Frusty_snek_gaem'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de117a222d765aca78bfd9aadfc5afda3c6ee6f9
[INFO] checking neogeek23/rusty_snek_gaem against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneogeek23%2Frusty_snek_gaem" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/neogeek23/rusty_snek_gaem on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/neogeek23/rusty_snek_gaem
[INFO] finished tweaking git repo https://github.com/neogeek23/rusty_snek_gaem
[INFO] tweaked toml for git repo https://github.com/neogeek23/rusty_snek_gaem written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/neogeek23/rusty_snek_gaem already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a91f4e8ca2a48751b879f08c8c7ee1a9e099d25f013f4d04a8981c69adeab19b
[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" "a91f4e8ca2a48751b879f08c8c7ee1a9e099d25f013f4d04a8981c69adeab19b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking glutin v0.18.0
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.54.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.48.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking snake_game v0.1.0 (/opt/rustwide/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:106:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 106 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 178 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WIDTH` should have a snake case name
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HEIGHT` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[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:106:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 106 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 178 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn update(&mut self, args: &UpdateArgs) -> bool {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `gl`
[INFO] [stderr]   --> src/main.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     gl: GlGraphics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WIDTH` should have a snake case name
[INFO] [stderr]    --> src/main.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let WIDTH = COLS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HEIGHT` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let HEIGHT = ROWS * SQUARE_WIDTH;
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `height`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.24s
[INFO] running `"docker" "inspect" "a91f4e8ca2a48751b879f08c8c7ee1a9e099d25f013f4d04a8981c69adeab19b"`
[INFO] running `"docker" "rm" "-f" "a91f4e8ca2a48751b879f08c8c7ee1a9e099d25f013f4d04a8981c69adeab19b"`
[INFO] [stdout] a91f4e8ca2a48751b879f08c8c7ee1a9e099d25f013f4d04a8981c69adeab19b