Dec 04 10:24:27.857 INFO checking seven1m/puzzlecube against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:24:27.858 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 10:24:28.298 INFO [stdout] d42cee31460cdc76b4730e20028c11513b0a33e8bdacbdeccea51e0c2d531bc8
Dec 04 10:24:28.301 INFO running `"docker" "start" "-a" "d42cee31460cdc76b4730e20028c11513b0a33e8bdacbdeccea51e0c2d531bc8"`
Dec 04 10:24:29.581 INFO [stderr] usermod: no changes
Dec 04 10:24:29.643 INFO [stderr]     Checking libc v0.2.23
Dec 04 10:24:30.455 INFO [stderr]     Checking rand v0.3.15
Dec 04 10:24:31.474 INFO [stderr]     Checking puzzlecube v0.1.0 (/source)
Dec 04 10:24:31.662 INFO [stderr] warning: unused import: `cube::*`
Dec 04 10:24:31.662 INFO [stderr]  --> src/tests.rs:1:5
Dec 04 10:24:31.662 INFO [stderr]   |
Dec 04 10:24:31.662 INFO [stderr] 1 | use cube::*;
Dec 04 10:24:31.662 INFO [stderr]   |     ^^^^^^^
Dec 04 10:24:31.662 INFO [stderr]   |
Dec 04 10:24:31.662 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:24:31.662 INFO [stderr] 
Dec 04 10:24:31.899 INFO [stderr] warning: method is never used: `new_with_test_pattern`
Dec 04 10:24:31.899 INFO [stderr]   --> src/cube.rs:83:5
Dec 04 10:24:31.900 INFO [stderr]    |
Dec 04 10:24:31.900 INFO [stderr] 83 |     pub fn new_with_test_pattern() -> Cube {
Dec 04 10:24:31.900 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.900 INFO [stderr]    |
Dec 04 10:24:31.900 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 10:24:31.900 INFO [stderr] 
Dec 04 10:24:31.900 INFO [stderr] warning: method is never used: `up_color`
Dec 04 10:24:31.900 INFO [stderr]   --> src/cube.rs:97:5
Dec 04 10:24:31.900 INFO [stderr]    |
Dec 04 10:24:31.900 INFO [stderr] 97 |     pub fn up_color(&self) -> Color {
Dec 04 10:24:31.900 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.900 INFO [stderr] 
Dec 04 10:24:31.900 INFO [stderr] warning: method is never used: `down_color`
Dec 04 10:24:31.900 INFO [stderr]    --> src/cube.rs:101:5
Dec 04 10:24:31.900 INFO [stderr]     |
Dec 04 10:24:31.900 INFO [stderr] 101 |     pub fn down_color(&self) -> Color {
Dec 04 10:24:31.900 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.900 INFO [stderr] 
Dec 04 10:24:31.900 INFO [stderr] warning: method is never used: `front_color`
Dec 04 10:24:31.900 INFO [stderr]    --> src/cube.rs:112:5
Dec 04 10:24:31.900 INFO [stderr]     |
Dec 04 10:24:31.900 INFO [stderr] 112 |     pub fn front_color(&self) -> Color {
Dec 04 10:24:31.900 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.900 INFO [stderr] 
Dec 04 10:24:31.900 INFO [stderr] warning: method is never used: `back_color`
Dec 04 10:24:31.900 INFO [stderr]    --> src/cube.rs:116:5
Dec 04 10:24:31.900 INFO [stderr]     |
Dec 04 10:24:31.900 INFO [stderr] 116 |     pub fn back_color(&self) -> Color {
Dec 04 10:24:31.900 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.900 INFO [stderr] 
Dec 04 10:24:31.900 INFO [stderr] warning: method is never used: `left_color`
Dec 04 10:24:31.900 INFO [stderr]    --> src/cube.rs:127:5
Dec 04 10:24:31.900 INFO [stderr]     |
Dec 04 10:24:31.901 INFO [stderr] 127 |     pub fn left_color(&self) -> Color {
Dec 04 10:24:31.901 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.901 INFO [stderr] 
Dec 04 10:24:31.901 INFO [stderr] warning: method is never used: `right_color`
Dec 04 10:24:31.901 INFO [stderr]    --> src/cube.rs:186:5
Dec 04 10:24:31.901 INFO [stderr]     |
Dec 04 10:24:31.901 INFO [stderr] 186 |     pub fn right_color(&self) -> Color {
Dec 04 10:24:31.901 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.901 INFO [stderr] 
Dec 04 10:24:31.901 INFO [stderr] warning: method is never used: `scramble`
Dec 04 10:24:31.901 INFO [stderr]    --> src/cube.rs:401:5
Dec 04 10:24:31.901 INFO [stderr]     |
Dec 04 10:24:31.901 INFO [stderr] 401 |     pub fn scramble(&mut self) {
Dec 04 10:24:31.901 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.901 INFO [stderr] 
Dec 04 10:24:31.901 INFO [stderr] warning: method is never used: `orient`
Dec 04 10:24:31.901 INFO [stderr]    --> src/cube.rs:434:5
Dec 04 10:24:31.901 INFO [stderr]     |
Dec 04 10:24:31.901 INFO [stderr] 434 |     pub fn orient(&mut self, up: Color, front: Color) {
Dec 04 10:24:31.901 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:24:31.901 INFO [stderr] 
Dec 04 10:24:32.421 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Dec 04 10:24:32.431 INFO [stderr] su: No module specific data is present
Dec 04 10:24:33.355 INFO running `"docker" "inspect" "d42cee31460cdc76b4730e20028c11513b0a33e8bdacbdeccea51e0c2d531bc8"`
Dec 04 10:24:33.669 INFO running `"docker" "rm" "-f" "d42cee31460cdc76b4730e20028c11513b0a33e8bdacbdeccea51e0c2d531bc8"`
Dec 04 10:24:33.989 INFO [stdout] d42cee31460cdc76b4730e20028c11513b0a33e8bdacbdeccea51e0c2d531bc8