Dec 18 07:54:54.514 INFO checking DomParfitt/copperhead against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:54:54.514 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/DomParfitt/copperhead:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:54:54.744 INFO [stdout] 3d5deb8159f477824893898d38b9944dd5dcdaf41f9ea19a178c797fd1d79d99
Dec 18 07:54:54.750 INFO running `"docker" "start" "-a" "3d5deb8159f477824893898d38b9944dd5dcdaf41f9ea19a178c797fd1d79d99"`
Dec 18 07:54:56.159 INFO [stderr]    Compiling log v0.4.2
Dec 18 07:54:56.196 INFO [stderr]     Checking gfx_core v0.7.2
Dec 18 07:54:56.200 INFO [stderr]     Checking pistoncore-input v0.19.0
Dec 18 07:54:56.217 INFO [stderr]     Checking image v0.15.0
Dec 18 07:54:58.690 INFO [stderr]    Compiling log v0.3.9
Dec 18 07:55:00.670 INFO [stderr]    Compiling gl_generator v0.6.1
Dec 18 07:55:00.670 INFO [stderr]    Compiling gl_generator v0.5.5
Dec 18 07:55:00.670 INFO [stderr]    Compiling gl_generator v0.7.0
Dec 18 07:55:14.765 INFO [stderr]    Compiling gl v0.6.5
Dec 18 07:55:15.772 INFO [stderr]    Compiling gfx_gl v0.4.0
Dec 18 07:55:16.115 INFO [stderr]    Compiling glutin v0.9.2
Dec 18 07:55:16.576 INFO [stderr]     Checking pistoncore-window v0.28.0
Dec 18 07:55:25.424 INFO [stderr]     Checking pistoncore-event_loop v0.33.0
Dec 18 07:55:28.808 INFO [stderr]     Checking piston v0.33.0
Dec 18 07:55:43.461 INFO [stderr]     Checking pistoncore-glutin_window v0.39.1
Dec 18 07:55:52.819 INFO [stderr]     Checking gfx v0.16.3
Dec 18 07:55:52.819 INFO [stderr]     Checking gfx_device_gl v0.14.6
Dec 18 07:55:57.878 INFO [stderr]     Checking piston-gfx_texture v0.26.0
Dec 18 07:55:58.964 INFO [stderr]     Checking piston2d-gfx_graphics v0.43.0
Dec 18 07:56:01.188 INFO [stderr]     Checking piston_window v0.70.0
Dec 18 07:56:02.908 INFO [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
Dec 18 07:56:05.075 INFO [stderr] warning: constant item is never used: `BLUE`
Dec 18 07:56:05.075 INFO [stderr]  --> src/color/mod.rs:3:1
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr] 3 | pub const BLUE:   [f32; 4] = [0.0, 0.0, 1.0, 1.0];
Dec 18 07:56:05.075 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: constant item is never used: `YELLOW`
Dec 18 07:56:05.075 INFO [stderr]  --> src/color/mod.rs:4:1
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr] 4 | pub const YELLOW: [f32; 4] = [1.0, 1.0, 0.0, 1.0];
Dec 18 07:56:05.075 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: constant item is never used: `PURPLE`
Dec 18 07:56:05.075 INFO [stderr]  --> src/color/mod.rs:5:1
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr] 5 | pub const PURPLE: [f32; 4] = [1.0, 0.0, 1.0, 1.0];
Dec 18 07:56:05.075 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: constant item is never used: `CYAN`
Dec 18 07:56:05.075 INFO [stderr]  --> src/color/mod.rs:6:1
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr] 6 | pub const CYAN:   [f32; 4] = [0.0, 1.0, 1.0, 1.0];
Dec 18 07:56:05.075 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: struct is never constructed: `Controller`
Dec 18 07:56:05.075 INFO [stderr]  --> src/controller/mod.rs:5:1
Dec 18 07:56:05.075 INFO [stderr]   |
Dec 18 07:56:05.075 INFO [stderr] 5 | pub struct Controller<'a> {
Dec 18 07:56:05.075 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: method is never used: `new`
Dec 18 07:56:05.075 INFO [stderr]   --> src/controller/mod.rs:10:5
Dec 18 07:56:05.075 INFO [stderr]    |
Dec 18 07:56:05.075 INFO [stderr] 10 |     pub fn new(snake: &'a mut Snake) -> Self {
Dec 18 07:56:05.075 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: method is never used: `process`
Dec 18 07:56:05.075 INFO [stderr]   --> src/controller/mod.rs:16:5
Dec 18 07:56:05.075 INFO [stderr]    |
Dec 18 07:56:05.075 INFO [stderr] 16 |     pub fn process(&mut self, key: Key) {
Dec 18 07:56:05.075 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.075 INFO [stderr] warning: method is never used: `key_binding`
Dec 18 07:56:05.075 INFO [stderr]   --> src/controller/mod.rs:23:5
Dec 18 07:56:05.075 INFO [stderr]    |
Dec 18 07:56:05.075 INFO [stderr] 23 |     fn key_binding(key: Key) -> Direction {
Dec 18 07:56:05.075 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.075 INFO [stderr] 
Dec 18 07:56:05.192 INFO [stderr] warning: constant item is never used: `BLUE`
Dec 18 07:56:05.192 INFO [stderr]  --> src/color/mod.rs:3:1
Dec 18 07:56:05.192 INFO [stderr]   |
Dec 18 07:56:05.192 INFO [stderr] 3 | pub const BLUE:   [f32; 4] = [0.0, 0.0, 1.0, 1.0];
Dec 18 07:56:05.192 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.192 INFO [stderr]   |
Dec 18 07:56:05.192 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 07:56:05.192 INFO [stderr] 
Dec 18 07:56:05.192 INFO [stderr] warning: constant item is never used: `YELLOW`
Dec 18 07:56:05.192 INFO [stderr]  --> src/color/mod.rs:4:1
Dec 18 07:56:05.192 INFO [stderr]   |
Dec 18 07:56:05.193 INFO [stderr] 4 | pub const YELLOW: [f32; 4] = [1.0, 1.0, 0.0, 1.0];
Dec 18 07:56:05.193 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: constant item is never used: `PURPLE`
Dec 18 07:56:05.193 INFO [stderr]  --> src/color/mod.rs:5:1
Dec 18 07:56:05.193 INFO [stderr]   |
Dec 18 07:56:05.193 INFO [stderr] 5 | pub const PURPLE: [f32; 4] = [1.0, 0.0, 1.0, 1.0];
Dec 18 07:56:05.193 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: constant item is never used: `CYAN`
Dec 18 07:56:05.193 INFO [stderr]  --> src/color/mod.rs:6:1
Dec 18 07:56:05.193 INFO [stderr]   |
Dec 18 07:56:05.193 INFO [stderr] 6 | pub const CYAN:   [f32; 4] = [0.0, 1.0, 1.0, 1.0];
Dec 18 07:56:05.193 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: struct is never constructed: `Controller`
Dec 18 07:56:05.193 INFO [stderr]  --> src/controller/mod.rs:5:1
Dec 18 07:56:05.193 INFO [stderr]   |
Dec 18 07:56:05.193 INFO [stderr] 5 | pub struct Controller<'a> {
Dec 18 07:56:05.193 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: method is never used: `new`
Dec 18 07:56:05.193 INFO [stderr]   --> src/controller/mod.rs:10:5
Dec 18 07:56:05.193 INFO [stderr]    |
Dec 18 07:56:05.193 INFO [stderr] 10 |     pub fn new(snake: &'a mut Snake) -> Self {
Dec 18 07:56:05.193 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: method is never used: `process`
Dec 18 07:56:05.193 INFO [stderr]   --> src/controller/mod.rs:16:5
Dec 18 07:56:05.193 INFO [stderr]    |
Dec 18 07:56:05.193 INFO [stderr] 16 |     pub fn process(&mut self, key: Key) {
Dec 18 07:56:05.193 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.193 INFO [stderr] warning: method is never used: `key_binding`
Dec 18 07:56:05.193 INFO [stderr]   --> src/controller/mod.rs:23:5
Dec 18 07:56:05.193 INFO [stderr]    |
Dec 18 07:56:05.193 INFO [stderr] 23 |     fn key_binding(key: Key) -> Direction {
Dec 18 07:56:05.193 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:05.193 INFO [stderr] 
Dec 18 07:56:05.250 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
Dec 18 07:56:05.744 INFO running `"docker" "inspect" "3d5deb8159f477824893898d38b9944dd5dcdaf41f9ea19a178c797fd1d79d99"`
Dec 18 07:56:05.930 INFO running `"docker" "rm" "-f" "3d5deb8159f477824893898d38b9944dd5dcdaf41f9ea19a178c797fd1d79d99"`
Dec 18 07:56:06.160 INFO [stdout] 3d5deb8159f477824893898d38b9944dd5dcdaf41f9ea19a178c797fd1d79d99