Dec 06 04:32:22.926 INFO testing bwhetherington/rust-2048 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 04:32:22.926 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 04:32:23.350 INFO [stdout] 8482cc4936f8b19ab584a58161e7e3471df7e960b0cfc89f27f513f39628ba87
Dec 06 04:32:23.354 INFO running `"docker" "start" "-a" "8482cc4936f8b19ab584a58161e7e3471df7e960b0cfc89f27f513f39628ba87"`
Dec 06 04:32:24.292 INFO [stderr] usermod: no changes
Dec 06 04:32:24.334 INFO [stderr]    Compiling rust-2048-2 v0.1.0 (/source)
Dec 06 04:32:24.713 INFO [stderr] warning: unused import: `game::*`
Dec 06 04:32:24.713 INFO [stderr]  --> src/main.rs:8:5
Dec 06 04:32:24.713 INFO [stderr]   |
Dec 06 04:32:24.713 INFO [stderr] 8 | use game::*;
Dec 06 04:32:24.713 INFO [stderr]   |     ^^^^^^^
Dec 06 04:32:24.713 INFO [stderr]   |
Dec 06 04:32:24.713 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 04:32:24.713 INFO [stderr] 
Dec 06 04:32:24.804 INFO [stderr] warning: unused variable: `j`
Dec 06 04:32:24.804 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 06 04:32:24.804 INFO [stderr]    |
Dec 06 04:32:24.804 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 06 04:32:24.804 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 06 04:32:24.804 INFO [stderr]    |
Dec 06 04:32:24.804 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 04:32:24.804 INFO [stderr] 
Dec 06 04:32:24.804 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.804 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 06 04:32:24.804 INFO [stderr]    |
Dec 06 04:32:24.804 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.804 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.804 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.805 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.805 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:24.805 INFO [stderr] warning: unused variable: `d`
Dec 06 04:32:24.805 INFO [stderr]   --> src/main.rs:15:9
Dec 06 04:32:24.805 INFO [stderr]    |
Dec 06 04:32:24.805 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 06 04:32:24.805 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 06 04:32:24.805 INFO [stderr] 
Dec 06 04:32:25.496 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 06 04:32:25.500 INFO [stderr] su: No module specific data is present
Dec 06 04:32:26.131 INFO running `"docker" "inspect" "8482cc4936f8b19ab584a58161e7e3471df7e960b0cfc89f27f513f39628ba87"`
Dec 06 04:32:26.420 INFO running `"docker" "rm" "-f" "8482cc4936f8b19ab584a58161e7e3471df7e960b0cfc89f27f513f39628ba87"`
Dec 06 04:32:26.708 INFO [stdout] 8482cc4936f8b19ab584a58161e7e3471df7e960b0cfc89f27f513f39628ba87
Dec 06 04:32:26.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 04:32:27.210 INFO [stdout] ca0736e3afb86e9bd6c84a87ef9fd5dcfd271f118870effa82887467ab915fff
Dec 06 04:32:27.216 INFO running `"docker" "start" "-a" "ca0736e3afb86e9bd6c84a87ef9fd5dcfd271f118870effa82887467ab915fff"`
Dec 06 04:32:28.568 INFO [stderr] usermod: no changes
Dec 06 04:32:28.636 INFO [stderr]    Compiling rust-2048-2 v0.1.0 (/source)
Dec 06 04:32:29.032 INFO [stderr] warning: unused import: `game::*`
Dec 06 04:32:29.033 INFO [stderr]  --> src/main.rs:8:5
Dec 06 04:32:29.033 INFO [stderr]   |
Dec 06 04:32:29.033 INFO [stderr] 8 | use game::*;
Dec 06 04:32:29.033 INFO [stderr]   |     ^^^^^^^
Dec 06 04:32:29.033 INFO [stderr]   |
Dec 06 04:32:29.033 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 04:32:29.033 INFO [stderr] 
Dec 06 04:32:29.132 INFO [stderr] warning: unused variable: `j`
Dec 06 04:32:29.132 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 06 04:32:29.132 INFO [stderr]    |
Dec 06 04:32:29.132 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 06 04:32:29.132 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 06 04:32:29.132 INFO [stderr]    |
Dec 06 04:32:29.132 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 04:32:29.132 INFO [stderr] 
Dec 06 04:32:29.132 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:29.133 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:29.133 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.133 INFO [stderr] warning: unused variable: `d`
Dec 06 04:32:29.133 INFO [stderr]   --> src/main.rs:15:9
Dec 06 04:32:29.133 INFO [stderr]    |
Dec 06 04:32:29.133 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 06 04:32:29.133 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 06 04:32:29.133 INFO [stderr] 
Dec 06 04:32:29.460 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 06 04:32:29.460 INFO [stderr] su: No module specific data is present
Dec 06 04:32:30.170 INFO running `"docker" "inspect" "ca0736e3afb86e9bd6c84a87ef9fd5dcfd271f118870effa82887467ab915fff"`
Dec 06 04:32:30.374 INFO running `"docker" "rm" "-f" "ca0736e3afb86e9bd6c84a87ef9fd5dcfd271f118870effa82887467ab915fff"`
Dec 06 04:32:30.624 INFO [stdout] ca0736e3afb86e9bd6c84a87ef9fd5dcfd271f118870effa82887467ab915fff
Dec 06 04:32:30.632 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 06 04:32:31.096 INFO [stdout] 795ff27e4da51dbb78c2dca0d4e9c32450b7a38fa5390aa964ba06b1158ed98c
Dec 06 04:32:31.104 INFO running `"docker" "start" "-a" "795ff27e4da51dbb78c2dca0d4e9c32450b7a38fa5390aa964ba06b1158ed98c"`
Dec 06 04:32:32.456 INFO [stderr] usermod: no changes
Dec 06 04:32:32.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 04:32:32.516 INFO [stderr]      Running /target/debug/deps/rust_2048_2-cfa71c255a39cfba
Dec 06 04:32:32.534 INFO [stdout] 
Dec 06 04:32:32.534 INFO [stdout] running 0 tests
Dec 06 04:32:32.534 INFO [stdout] 
Dec 06 04:32:32.534 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 04:32:32.534 INFO [stdout] 
Dec 06 04:32:32.540 INFO [stderr] su: No module specific data is present
Dec 06 04:32:33.324 INFO running `"docker" "inspect" "795ff27e4da51dbb78c2dca0d4e9c32450b7a38fa5390aa964ba06b1158ed98c"`
Dec 06 04:32:33.602 INFO running `"docker" "rm" "-f" "795ff27e4da51dbb78c2dca0d4e9c32450b7a38fa5390aa964ba06b1158ed98c"`
Dec 06 04:32:33.907 INFO [stdout] 795ff27e4da51dbb78c2dca0d4e9c32450b7a38fa5390aa964ba06b1158ed98c