Dec 18 06:01:25.825 INFO checking PanDeliverance/rsnek against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:01:25.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/PanDeliverance/rsnek:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:01:26.405 INFO [stdout] 60feb8ccbd96f07266692faf481874332a964ce4e88af33c77ce78d0a8c30b97
Dec 18 06:01:26.407 INFO running `"docker" "start" "-a" "60feb8ccbd96f07266692faf481874332a964ce4e88af33c77ce78d0a8c30b97"`
Dec 18 06:01:28.296 INFO [stderr]    Compiling syn v0.15.18
Dec 18 06:01:41.669 INFO [stderr]    Compiling derivative v1.0.1
Dec 18 06:01:41.669 INFO [stderr]    Compiling num-derive v0.2.3
Dec 18 06:01:41.669 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 18 06:01:51.323 INFO [stderr]     Checking gfx_core v0.8.3
Dec 18 06:01:51.484 INFO [stderr]     Checking tiff v0.2.1
Dec 18 06:01:53.044 INFO [stderr]     Checking image v0.20.1
Dec 18 06:02:01.858 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 18 06:02:07.756 INFO [stderr]     Checking pistoncore-window v0.32.0
Dec 18 06:02:10.564 INFO [stderr]     Checking pistoncore-event_loop v0.37.0
Dec 18 06:02:10.564 INFO [stderr]     Checking pistoncore-glutin_window v0.48.0
Dec 18 06:02:12.100 INFO [stderr]     Checking piston v0.37.0
Dec 18 06:02:22.474 INFO [stderr]     Checking gfx v0.17.1
Dec 18 06:02:22.474 INFO [stderr]     Checking gfx_device_gl v0.15.3
Dec 18 06:02:28.706 INFO [stderr]     Checking piston-gfx_texture v0.34.0
Dec 18 06:02:29.958 INFO [stderr]     Checking piston2d-gfx_graphics v0.52.0
Dec 18 06:02:32.433 INFO [stderr]     Checking piston_window v0.82.0
Dec 18 06:02:34.224 INFO [stderr]     Checking rsnek v0.1.0 (/opt/crater/workdir)
Dec 18 06:02:36.204 INFO [stderr] warning: unused import: `rectangle`
Dec 18 06:02:36.204 INFO [stderr]  --> src/snake.rs:2:21
Dec 18 06:02:36.204 INFO [stderr]   |
Dec 18 06:02:36.204 INFO [stderr] 2 | use piston_window::{rectangle, Context, G2d};
Dec 18 06:02:36.204 INFO [stderr]   |                     ^^^^^^^^^
Dec 18 06:02:36.204 INFO [stderr]   |
Dec 18 06:02:36.204 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:02:36.204 INFO [stderr] 
Dec 18 06:02:36.475 INFO [stderr] warning: unused import: `rectangle`
Dec 18 06:02:36.475 INFO [stderr]  --> src/snake.rs:2:21
Dec 18 06:02:36.475 INFO [stderr]   |
Dec 18 06:02:36.475 INFO [stderr] 2 | use piston_window::{rectangle, Context, G2d};
Dec 18 06:02:36.475 INFO [stderr]   |                     ^^^^^^^^^
Dec 18 06:02:36.475 INFO [stderr]   |
Dec 18 06:02:36.475 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:02:36.475 INFO [stderr] 
Dec 18 06:02:36.692 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
Dec 18 06:02:37.807 INFO running `"docker" "inspect" "60feb8ccbd96f07266692faf481874332a964ce4e88af33c77ce78d0a8c30b97"`
Dec 18 06:02:38.034 INFO running `"docker" "rm" "-f" "60feb8ccbd96f07266692faf481874332a964ce4e88af33c77ce78d0a8c30b97"`
Dec 18 06:02:38.338 INFO [stdout] 60feb8ccbd96f07266692faf481874332a964ce4e88af33c77ce78d0a8c30b97