[INFO] cloning repository https://github.com/posidron/snake
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/posidron/snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposidron%2Fsnake"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposidron%2Fsnake'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8b8aa678b75ed5989dba2cc7dbbb57cd7faa681
[INFO] checking posidron/snake against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposidron%2Fsnake" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/posidron/snake 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/posidron/snake
[INFO] finished tweaking git repo https://github.com/posidron/snake
[INFO] tweaked toml for git repo https://github.com/posidron/snake written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/posidron/snake already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9857b59baac262b1b959bc17924f3744548b29c0d1f6d50fdba37524518302e0
[INFO] running `"docker" "start" "-a" "9857b59baac262b1b959bc17924f3744548b29c0d1f6d50fdba37524518302e0"`
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking libloading v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.10.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.52.1
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking pistoncore-window v0.31.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.36.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.45.3
[INFO] [stderr]     Checking piston v0.36.0
[INFO] [stderr]     Checking snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 34 |         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:114:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 114 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:192:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 192 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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: the item `graphics` is imported redundantly
[INFO] [stderr]   --> src/main.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | extern crate graphics;
[INFO] [stderr]    | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 34 |         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:114:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 114 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `graphics` is imported redundantly
[INFO] [stderr]    --> src/main.rs:192:13
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate graphics;
[INFO] [stderr]     | ---------------------- the item `graphics` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 192 |         use graphics;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `"docker" "inspect" "9857b59baac262b1b959bc17924f3744548b29c0d1f6d50fdba37524518302e0"`
[INFO] running `"docker" "rm" "-f" "9857b59baac262b1b959bc17924f3744548b29c0d1f6d50fdba37524518302e0"`
[INFO] [stdout] 9857b59baac262b1b959bc17924f3744548b29c0d1f6d50fdba37524518302e0