Dec 06 04:32:22.369 INFO testing bwhetherington/rust-2048 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 04:32:22.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 04:32:22.895 INFO [stdout] 8e1e1f7a9733249b8455bf6b4f03f18de4f516a206c782aacf3c22018a902a7f
Dec 06 04:32:22.898 INFO running `"docker" "start" "-a" "8e1e1f7a9733249b8455bf6b4f03f18de4f516a206c782aacf3c22018a902a7f"`
Dec 06 04:32:24.189 INFO [stderr] usermod: no changes
Dec 06 04:32:24.256 INFO [stderr]    Compiling rust-2048-2 v0.1.0 (/source)
Dec 06 04:32:24.640 INFO [stderr] warning: unused import: `game::*`
Dec 06 04:32:24.640 INFO [stderr]  --> src/main.rs:8:5
Dec 06 04:32:24.640 INFO [stderr]   |
Dec 06 04:32:24.640 INFO [stderr] 8 | use game::*;
Dec 06 04:32:24.640 INFO [stderr]   |     ^^^^^^^
Dec 06 04:32:24.640 INFO [stderr]   |
Dec 06 04:32:24.640 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 04:32:24.640 INFO [stderr] 
Dec 06 04:32:24.728 INFO [stderr] warning: unused variable: `j`
Dec 06 04:32:24.728 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 06 04:32:24.728 INFO [stderr]    |
Dec 06 04:32:24.728 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 06 04:32:24.728 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 06 04:32:24.728 INFO [stderr]    |
Dec 06 04:32:24.728 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:24.729 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:24.729 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:24.729 INFO [stderr] warning: unused variable: `d`
Dec 06 04:32:24.729 INFO [stderr]   --> src/main.rs:15:9
Dec 06 04:32:24.729 INFO [stderr]    |
Dec 06 04:32:24.729 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 06 04:32:24.729 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 06 04:32:24.729 INFO [stderr] 
Dec 06 04:32:25.400 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 06 04:32:25.400 INFO [stderr] su: No module specific data is present
Dec 06 04:32:26.024 INFO running `"docker" "inspect" "8e1e1f7a9733249b8455bf6b4f03f18de4f516a206c782aacf3c22018a902a7f"`
Dec 06 04:32:26.295 INFO running `"docker" "rm" "-f" "8e1e1f7a9733249b8455bf6b4f03f18de4f516a206c782aacf3c22018a902a7f"`
Dec 06 04:32:26.680 INFO [stdout] 8e1e1f7a9733249b8455bf6b4f03f18de4f516a206c782aacf3c22018a902a7f
Dec 06 04:32:26.682 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 04:32:27.132 INFO [stdout] afef953403313e0e5224e67a073a78a938419451cd12b3b00ce8f8452f152cac
Dec 06 04:32:27.134 INFO running `"docker" "start" "-a" "afef953403313e0e5224e67a073a78a938419451cd12b3b00ce8f8452f152cac"`
Dec 06 04:32:28.092 INFO [stderr] usermod: no changes
Dec 06 04:32:28.148 INFO [stderr]    Compiling rust-2048-2 v0.1.0 (/source)
Dec 06 04:32:28.618 INFO [stderr] warning: unused import: `game::*`
Dec 06 04:32:28.618 INFO [stderr]  --> src/main.rs:8:5
Dec 06 04:32:28.618 INFO [stderr]   |
Dec 06 04:32:28.618 INFO [stderr] 8 | use game::*;
Dec 06 04:32:28.618 INFO [stderr]   |     ^^^^^^^
Dec 06 04:32:28.618 INFO [stderr]   |
Dec 06 04:32:28.618 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 04:32:28.618 INFO [stderr] 
Dec 06 04:32:28.712 INFO [stderr] warning: unused variable: `j`
Dec 06 04:32:28.712 INFO [stderr]   --> src/game/mod.rs:74:13
Dec 06 04:32:28.712 INFO [stderr]    |
Dec 06 04:32:28.712 INFO [stderr] 74 |         for j in 0..source.cols() {
Dec 06 04:32:28.712 INFO [stderr]    |             ^ help: consider using `_j` instead
Dec 06 04:32:28.712 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:70:37
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 70 | fn slide_left(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:82:16
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |                ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:82:38
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 82 | fn slide_right(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |                                      ^^^^ help: consider using `_dest` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:88:13
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |             ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:88:35
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 88 | fn slide_up(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |                                   ^^^^ help: consider using `_dest` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `source`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:94:15
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |               ^^^^^^ help: consider using `_source` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `dest`
Dec 06 04:32:28.713 INFO [stderr]   --> src/game/mod.rs:94:37
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 94 | fn slide_down(source: &Matrix<u32>, dest: &mut Matrix<u32>) {
Dec 06 04:32:28.713 INFO [stderr]    |                                     ^^^^ help: consider using `_dest` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.713 INFO [stderr] warning: unused variable: `d`
Dec 06 04:32:28.713 INFO [stderr]   --> src/main.rs:15:9
Dec 06 04:32:28.713 INFO [stderr]    |
Dec 06 04:32:28.713 INFO [stderr] 15 |     let d: Matrix<_> = m.diag().into();
Dec 06 04:32:28.713 INFO [stderr]    |         ^ help: consider using `_d` instead
Dec 06 04:32:28.713 INFO [stderr] 
Dec 06 04:32:28.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Dec 06 04:32:28.990 INFO [stderr] su: No module specific data is present
Dec 06 04:32:29.999 INFO running `"docker" "inspect" "afef953403313e0e5224e67a073a78a938419451cd12b3b00ce8f8452f152cac"`
Dec 06 04:32:30.240 INFO running `"docker" "rm" "-f" "afef953403313e0e5224e67a073a78a938419451cd12b3b00ce8f8452f152cac"`
Dec 06 04:32:30.484 INFO [stdout] afef953403313e0e5224e67a073a78a938419451cd12b3b00ce8f8452f152cac
Dec 06 04:32:30.492 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 04:32:30.840 INFO [stdout] 3307d74d028217fa90643ccb299c2b56455686efe0b24731a8cd3e4e6df151cd
Dec 06 04:32:30.840 INFO running `"docker" "start" "-a" "3307d74d028217fa90643ccb299c2b56455686efe0b24731a8cd3e4e6df151cd"`
Dec 06 04:32:32.060 INFO [stderr] usermod: no changes
Dec 06 04:32:32.096 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 04:32:32.096 INFO [stderr]      Running /target/debug/deps/rust_2048_2-6f2173c4df4236a5
Dec 06 04:32:32.104 INFO [stderr] su: No module specific data is present
Dec 06 04:32:32.104 INFO [stdout] 
Dec 06 04:32:32.104 INFO [stdout] running 0 tests
Dec 06 04:32:32.104 INFO [stdout] 
Dec 06 04:32:32.104 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 04:32:32.104 INFO [stdout] 
Dec 06 04:32:32.726 INFO running `"docker" "inspect" "3307d74d028217fa90643ccb299c2b56455686efe0b24731a8cd3e4e6df151cd"`
Dec 06 04:32:32.938 INFO running `"docker" "rm" "-f" "3307d74d028217fa90643ccb299c2b56455686efe0b24731a8cd3e4e6df151cd"`
Dec 06 04:32:33.312 INFO [stdout] 3307d74d028217fa90643ccb299c2b56455686efe0b24731a8cd3e4e6df151cd