Dec 04 21:20:11.872 INFO checking bwhetherington/rust-2048 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:20:11.872 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 21:20:12.283 INFO [stdout] 3cfb811c6a7321646d17fc0c4210b4b4ab8e60c091d5a77f395cdbe1ac5e16f9
Dec 04 21:20:12.284 INFO running `"docker" "start" "-a" "3cfb811c6a7321646d17fc0c4210b4b4ab8e60c091d5a77f395cdbe1ac5e16f9"`
Dec 04 21:20:13.231 INFO [stderr] usermod: no changes
Dec 04 21:20:13.291 INFO [stderr]     Checking rust-2048-2 v0.1.0 (/source)
Dec 04 21:20:13.835 INFO [stderr] warning: unused import: `game::*`
Dec 04 21:20:13.835 INFO [stderr]  --> src/main.rs:8:5
Dec 04 21:20:13.835 INFO [stderr]   |
Dec 04 21:20:13.835 INFO [stderr] 8 | use game::*;
Dec 04 21:20:13.835 INFO [stderr]   |     ^^^^^^^
Dec 04 21:20:13.835 INFO [stderr]   |
Dec 04 21:20:13.835 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:20:13.835 INFO [stderr] 
Dec 04 21:20:13.875 INFO [stderr] warning: unused import: `game::*`
Dec 04 21:20:13.875 INFO [stderr]  --> src/main.rs:8:5
Dec 04 21:20:13.875 INFO [stderr]   |
Dec 04 21:20:13.875 INFO [stderr] 8 | use game::*;
Dec 04 21:20:13.875 INFO [stderr]   |     ^^^^^^^
Dec 04 21:20:13.875 INFO [stderr]   |
Dec 04 21:20:13.875 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:20:13.875 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `j`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 04 21:20:13.959 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.959 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.959 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.959 INFO [stderr] warning: unused variable: `d`
Dec 04 21:20:13.959 INFO [stderr]   --> src/main.rs:15:9
Dec 04 21:20:13.959 INFO [stderr]    |
Dec 04 21:20:13.959 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 04 21:20:13.959 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 04 21:20:13.959 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `j`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 04 21:20:13.967 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `source`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `dest`
Dec 04 21:20:13.967 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 04 21:20:13.967 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:13.967 INFO [stderr] warning: unused variable: `d`
Dec 04 21:20:13.967 INFO [stderr]   --> src/main.rs:15:9
Dec 04 21:20:13.967 INFO [stderr]    |
Dec 04 21:20:13.967 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 04 21:20:13.967 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 04 21:20:13.967 INFO [stderr] 
Dec 04 21:20:14.051 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 04 21:20:14.051 INFO [stderr] su: No module specific data is present
Dec 04 21:20:14.776 INFO running `"docker" "inspect" "3cfb811c6a7321646d17fc0c4210b4b4ab8e60c091d5a77f395cdbe1ac5e16f9"`
Dec 04 21:20:15.043 INFO running `"docker" "rm" "-f" "3cfb811c6a7321646d17fc0c4210b4b4ab8e60c091d5a77f395cdbe1ac5e16f9"`
Dec 04 21:20:15.334 INFO [stdout] 3cfb811c6a7321646d17fc0c4210b4b4ab8e60c091d5a77f395cdbe1ac5e16f9