Dec 18 07:54:54.426 INFO checking DomParfitt/copperhead against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:54:54.426 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:54:54.642 INFO [stdout] d6396a6aaeb7feecfb400f8e266b9918f66936d67a6ae138c195f9e90b2a28fe
Dec 18 07:54:54.646 INFO running `"docker" "start" "-a" "d6396a6aaeb7feecfb400f8e266b9918f66936d67a6ae138c195f9e90b2a28fe"`
Dec 18 07:54:55.997 INFO [stderr]     Checking log v0.4.2
Dec 18 07:54:56.008 INFO [stderr]    Compiling phf_generator v0.7.22
Dec 18 07:54:56.014 INFO [stderr]    Compiling phf v0.7.22
Dec 18 07:54:56.042 INFO [stderr]     Checking rusttype v0.2.3
Dec 18 07:54:56.044 INFO [stderr]    Compiling num-traits v0.1.43
Dec 18 07:54:56.063 INFO [stderr]     Checking tempfile v2.2.0
Dec 18 07:54:56.065 INFO [stderr]     Checking fs2 v0.2.5
Dec 18 07:54:57.347 INFO [stderr]     Checking png v0.9.0
Dec 18 07:54:57.718 INFO [stderr]     Checking memmap v0.4.0
Dec 18 07:54:57.730 INFO [stderr]     Checking pistoncore-input v0.19.0
Dec 18 07:54:58.251 INFO [stderr]    Compiling serde_json v0.9.10
Dec 18 07:54:58.980 INFO [stderr]    Compiling phf_codegen v0.7.22
Dec 18 07:54:59.149 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 07:55:01.132 INFO [stderr]     Checking log v0.3.9
Dec 18 07:55:02.016 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 18 07:55:03.952 INFO [stderr]     Checking gfx_core v0.7.2
Dec 18 07:55:04.000 INFO [stderr]    Compiling gl_generator v0.5.5
Dec 18 07:55:04.296 INFO [stderr]    Compiling gl_generator v0.6.1
Dec 18 07:55:11.116 INFO [stderr]    Compiling gl_generator v0.7.0
Dec 18 07:55:11.340 INFO [stderr]     Checking image v0.15.0
Dec 18 07:55:25.204 INFO [stderr]     Checking pistoncore-window v0.28.0
Dec 18 07:55:25.204 INFO [stderr]    Compiling gl v0.6.5
Dec 18 07:55:25.372 INFO [stderr]    Compiling glutin v0.9.2
Dec 18 07:55:25.652 INFO [stderr]    Compiling gfx_gl v0.4.0
Dec 18 07:55:35.245 INFO [stderr]     Checking pistoncore-event_loop v0.33.0
Dec 18 07:55:38.753 INFO [stderr]     Checking piston v0.33.0
Dec 18 07:55:46.804 INFO [stderr]    Compiling libloading v0.3.4
Dec 18 07:55:50.672 INFO [stderr]     Checking dlib v0.3.1
Dec 18 07:55:51.209 INFO [stderr]     Checking wayland-sys v0.9.10
Dec 18 07:55:51.848 INFO [stderr]     Checking wayland-client v0.9.10
Dec 18 07:55:53.448 INFO [stderr]     Checking wayland-protocols v0.9.10
Dec 18 07:55:53.448 INFO [stderr]     Checking wayland-kbd v0.9.1
Dec 18 07:55:55.399 INFO [stderr]     Checking wayland-window v0.7.0
Dec 18 07:55:55.927 INFO [stderr]     Checking winit v0.7.6
Dec 18 07:55:58.960 INFO [stderr]     Checking pistoncore-glutin_window v0.39.1
Dec 18 07:56:01.471 INFO [stderr]     Checking gfx v0.16.3
Dec 18 07:56:01.471 INFO [stderr]     Checking gfx_device_gl v0.14.6
Dec 18 07:56:06.871 INFO [stderr]     Checking piston-gfx_texture v0.26.0
Dec 18 07:56:08.086 INFO [stderr]     Checking piston2d-gfx_graphics v0.43.0
Dec 18 07:56:10.672 INFO [stderr]     Checking piston_window v0.70.0
Dec 18 07:56:12.313 INFO [stderr]     Checking snake v0.1.0 (/opt/crater/workdir)
Dec 18 07:56:14.087 INFO [stderr] warning: constant item is never used: `BLUE`
Dec 18 07:56:14.087 INFO [stderr]  --> src/color/mod.rs:3:1
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr] 3 | pub const BLUE:   [f32; 4] = [0.0, 0.0, 1.0, 1.0];
Dec 18 07:56:14.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: constant item is never used: `YELLOW`
Dec 18 07:56:14.087 INFO [stderr]  --> src/color/mod.rs:4:1
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr] 4 | pub const YELLOW: [f32; 4] = [1.0, 1.0, 0.0, 1.0];
Dec 18 07:56:14.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: constant item is never used: `PURPLE`
Dec 18 07:56:14.087 INFO [stderr]  --> src/color/mod.rs:5:1
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr] 5 | pub const PURPLE: [f32; 4] = [1.0, 0.0, 1.0, 1.0];
Dec 18 07:56:14.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: constant item is never used: `CYAN`
Dec 18 07:56:14.087 INFO [stderr]  --> src/color/mod.rs:6:1
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr] 6 | pub const CYAN:   [f32; 4] = [0.0, 1.0, 1.0, 1.0];
Dec 18 07:56:14.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: struct is never constructed: `Controller`
Dec 18 07:56:14.087 INFO [stderr]  --> src/controller/mod.rs:5:1
Dec 18 07:56:14.087 INFO [stderr]   |
Dec 18 07:56:14.087 INFO [stderr] 5 | pub struct Controller<'a> {
Dec 18 07:56:14.087 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: method is never used: `new`
Dec 18 07:56:14.087 INFO [stderr]   --> src/controller/mod.rs:10:5
Dec 18 07:56:14.087 INFO [stderr]    |
Dec 18 07:56:14.087 INFO [stderr] 10 |     pub fn new(snake: &'a mut Snake) -> Self {
Dec 18 07:56:14.087 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.087 INFO [stderr] 
Dec 18 07:56:14.087 INFO [stderr] warning: method is never used: `process`
Dec 18 07:56:14.087 INFO [stderr]   --> src/controller/mod.rs:16:5
Dec 18 07:56:14.090 INFO [stderr]    |
Dec 18 07:56:14.090 INFO [stderr] 16 |     pub fn process(&mut self, key: Key) {
Dec 18 07:56:14.090 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.090 INFO [stderr] 
Dec 18 07:56:14.090 INFO [stderr] warning: method is never used: `key_binding`
Dec 18 07:56:14.090 INFO [stderr]   --> src/controller/mod.rs:23:5
Dec 18 07:56:14.090 INFO [stderr]    |
Dec 18 07:56:14.090 INFO [stderr] 23 |     fn key_binding(key: Key) -> Direction {
Dec 18 07:56:14.090 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.090 INFO [stderr] 
Dec 18 07:56:14.108 INFO [stderr] warning: constant item is never used: `BLUE`
Dec 18 07:56:14.108 INFO [stderr]  --> src/color/mod.rs:3:1
Dec 18 07:56:14.108 INFO [stderr]   |
Dec 18 07:56:14.108 INFO [stderr] 3 | pub const BLUE:   [f32; 4] = [0.0, 0.0, 1.0, 1.0];
Dec 18 07:56:14.108 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.108 INFO [stderr]   |
Dec 18 07:56:14.108 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 07:56:14.108 INFO [stderr] 
Dec 18 07:56:14.108 INFO [stderr] warning: constant item is never used: `YELLOW`
Dec 18 07:56:14.108 INFO [stderr]  --> src/color/mod.rs:4:1
Dec 18 07:56:14.108 INFO [stderr]   |
Dec 18 07:56:14.108 INFO [stderr] 4 | pub const YELLOW: [f32; 4] = [1.0, 1.0, 0.0, 1.0];
Dec 18 07:56:14.108 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: constant item is never used: `PURPLE`
Dec 18 07:56:14.113 INFO [stderr]  --> src/color/mod.rs:5:1
Dec 18 07:56:14.113 INFO [stderr]   |
Dec 18 07:56:14.113 INFO [stderr] 5 | pub const PURPLE: [f32; 4] = [1.0, 0.0, 1.0, 1.0];
Dec 18 07:56:14.113 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: constant item is never used: `CYAN`
Dec 18 07:56:14.113 INFO [stderr]  --> src/color/mod.rs:6:1
Dec 18 07:56:14.113 INFO [stderr]   |
Dec 18 07:56:14.113 INFO [stderr] 6 | pub const CYAN:   [f32; 4] = [0.0, 1.0, 1.0, 1.0];
Dec 18 07:56:14.113 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: struct is never constructed: `Controller`
Dec 18 07:56:14.113 INFO [stderr]  --> src/controller/mod.rs:5:1
Dec 18 07:56:14.113 INFO [stderr]   |
Dec 18 07:56:14.113 INFO [stderr] 5 | pub struct Controller<'a> {
Dec 18 07:56:14.113 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: method is never used: `new`
Dec 18 07:56:14.113 INFO [stderr]   --> src/controller/mod.rs:10:5
Dec 18 07:56:14.113 INFO [stderr]    |
Dec 18 07:56:14.113 INFO [stderr] 10 |     pub fn new(snake: &'a mut Snake) -> Self {
Dec 18 07:56:14.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: method is never used: `process`
Dec 18 07:56:14.113 INFO [stderr]   --> src/controller/mod.rs:16:5
Dec 18 07:56:14.113 INFO [stderr]    |
Dec 18 07:56:14.113 INFO [stderr] 16 |     pub fn process(&mut self, key: Key) {
Dec 18 07:56:14.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.113 INFO [stderr] warning: method is never used: `key_binding`
Dec 18 07:56:14.113 INFO [stderr]   --> src/controller/mod.rs:23:5
Dec 18 07:56:14.113 INFO [stderr]    |
Dec 18 07:56:14.113 INFO [stderr] 23 |     fn key_binding(key: Key) -> Direction {
Dec 18 07:56:14.113 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:56:14.113 INFO [stderr] 
Dec 18 07:56:14.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
Dec 18 07:56:14.752 INFO running `"docker" "inspect" "d6396a6aaeb7feecfb400f8e266b9918f66936d67a6ae138c195f9e90b2a28fe"`
Dec 18 07:56:14.958 INFO running `"docker" "rm" "-f" "d6396a6aaeb7feecfb400f8e266b9918f66936d67a6ae138c195f9e90b2a28fe"`
Dec 18 07:56:15.051 INFO [stdout] d6396a6aaeb7feecfb400f8e266b9918f66936d67a6ae138c195f9e90b2a28fe