Dec 07 16:00:00.729 INFO testing game-2048-0.5.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 16:00:00.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 07 16:00:01.172 INFO [stdout] cd6997fa6b73ea216b7b231a9a44313b03e170a90fc4791eb3a714fb43c61951
Dec 07 16:00:01.174 INFO running `"docker" "start" "-a" "cd6997fa6b73ea216b7b231a9a44313b03e170a90fc4791eb3a714fb43c61951"`
Dec 07 16:00:01.956 INFO [stderr] usermod: no changes
Dec 07 16:00:02.050 INFO [stderr]    Compiling matrix_display v0.3.0
Dec 07 16:00:03.128 INFO [stderr]    Compiling game-2048 v0.5.1 (/source)
Dec 07 16:00:04.524 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 07 16:00:04.525 INFO [stderr]  --> src/board.rs:3:24
Dec 07 16:00:04.528 INFO [stderr]   |
Dec 07 16:00:04.528 INFO [stderr] 3 | use rand::{thread_rng, sample};
Dec 07 16:00:04.528 INFO [stderr]   |                        ^^^^^^
Dec 07 16:00:04.528 INFO [stderr]   |
Dec 07 16:00:04.528 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 07 16:00:04.528 INFO [stderr] 
Dec 07 16:00:04.528 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 07 16:00:04.528 INFO [stderr]   --> src/board.rs:57:22
Dec 07 16:00:04.528 INFO [stderr]    |
Dec 07 16:00:04.528 INFO [stderr] 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Dec 07 16:00:04.528 INFO [stderr]    |                      ^^^^^^
Dec 07 16:00:04.528 INFO [stderr] 
Dec 07 16:00:04.692 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 07 16:00:04.692 INFO [stderr]   --> src/board.rs:22:22
Dec 07 16:00:04.692 INFO [stderr]    |
Dec 07 16:00:04.692 INFO [stderr] 22 |                      1_f64 => (".".to_string(), col),
Dec 07 16:00:04.692 INFO [stderr]    |                      ^^^^^
Dec 07 16:00:04.692 INFO [stderr]    |
Dec 07 16:00:04.692 INFO [stderr]    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Dec 07 16:00:04.692 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 07 16:00:04.692 INFO [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 07 16:00:04.692 INFO [stderr] 
Dec 07 16:00:04.724 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 07 16:00:04.724 INFO [stderr]   --> src/board.rs:22:22
Dec 07 16:00:04.724 INFO [stderr]    |
Dec 07 16:00:04.724 INFO [stderr] 22 |                      1_f64 => (".".to_string(), col),
Dec 07 16:00:04.724 INFO [stderr]    |                      ^^^^^
Dec 07 16:00:04.724 INFO [stderr]    |
Dec 07 16:00:04.724 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 07 16:00:04.724 INFO [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 07 16:00:04.724 INFO [stderr] 
Dec 07 16:00:04.752 INFO [stderr] warning: variable does not need to be mutable
Dec 07 16:00:04.752 INFO [stderr]   --> src/game.rs:70:19
Dec 07 16:00:04.752 INFO [stderr]    |
Dec 07 16:00:04.752 INFO [stderr] 70 |             .map(|mut row| {
Dec 07 16:00:04.752 INFO [stderr]    |                   ----^^^
Dec 07 16:00:04.752 INFO [stderr]    |                   |
Dec 07 16:00:04.752 INFO [stderr]    |                   help: remove this `mut`
Dec 07 16:00:04.752 INFO [stderr]    |
Dec 07 16:00:04.752 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 16:00:04.752 INFO [stderr] 
Dec 07 16:00:04.762 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 07 16:00:04.762 INFO [stderr]   --> src/game.rs:68:9
Dec 07 16:00:04.762 INFO [stderr]    |
Dec 07 16:00:04.762 INFO [stderr] 68 | /         self.data
Dec 07 16:00:04.762 INFO [stderr] 69 | |             .chunks_mut(4)
Dec 07 16:00:04.762 INFO [stderr] 70 | |             .map(|mut row| {
Dec 07 16:00:04.762 INFO [stderr] 71 | |                 let (new_row, new_score) = match dir {
Dec 07 16:00:04.762 INFO [stderr] ...  |
Dec 07 16:00:04.762 INFO [stderr] 86 | |             })
Dec 07 16:00:04.762 INFO [stderr] 87 | |             .collect::<Vec<_>>();
Dec 07 16:00:04.762 INFO [stderr]    | |_________________________________^
Dec 07 16:00:04.762 INFO [stderr]    |
Dec 07 16:00:04.762 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 16:00:04.762 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 07 16:00:04.762 INFO [stderr] 
Dec 07 16:00:06.358 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
Dec 07 16:00:06.372 INFO [stderr] su: No module specific data is present
Dec 07 16:00:07.134 INFO running `"docker" "inspect" "cd6997fa6b73ea216b7b231a9a44313b03e170a90fc4791eb3a714fb43c61951"`
Dec 07 16:00:07.470 INFO running `"docker" "rm" "-f" "cd6997fa6b73ea216b7b231a9a44313b03e170a90fc4791eb3a714fb43c61951"`
Dec 07 16:00:07.770 INFO [stdout] cd6997fa6b73ea216b7b231a9a44313b03e170a90fc4791eb3a714fb43c61951
Dec 07 16:00:07.776 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 07 16:00:08.156 INFO [stdout] a4558a0b73affa909299ec2bebf961a76f5312d5d86512cdc9a8088246934ae3
Dec 07 16:00:08.162 INFO running `"docker" "start" "-a" "a4558a0b73affa909299ec2bebf961a76f5312d5d86512cdc9a8088246934ae3"`
Dec 07 16:00:09.213 INFO [stderr] usermod: no changes
Dec 07 16:00:09.322 INFO [stderr]    Compiling game-2048 v0.5.1 (/source)
Dec 07 16:00:10.596 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 07 16:00:10.596 INFO [stderr]  --> src/board.rs:3:24
Dec 07 16:00:10.596 INFO [stderr]   |
Dec 07 16:00:10.596 INFO [stderr] 3 | use rand::{thread_rng, sample};
Dec 07 16:00:10.596 INFO [stderr]   |                        ^^^^^^
Dec 07 16:00:10.596 INFO [stderr]   |
Dec 07 16:00:10.596 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 07 16:00:10.596 INFO [stderr] 
Dec 07 16:00:10.596 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 07 16:00:10.596 INFO [stderr]   --> src/board.rs:57:22
Dec 07 16:00:10.596 INFO [stderr]    |
Dec 07 16:00:10.596 INFO [stderr] 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Dec 07 16:00:10.596 INFO [stderr]    |                      ^^^^^^
Dec 07 16:00:10.596 INFO [stderr] 
Dec 07 16:00:10.740 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 07 16:00:10.740 INFO [stderr]   --> src/board.rs:22:22
Dec 07 16:00:10.740 INFO [stderr]    |
Dec 07 16:00:10.740 INFO [stderr] 22 |                      1_f64 => (".".to_string(), col),
Dec 07 16:00:10.740 INFO [stderr]    |                      ^^^^^
Dec 07 16:00:10.740 INFO [stderr]    |
Dec 07 16:00:10.740 INFO [stderr]    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Dec 07 16:00:10.740 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 07 16:00:10.740 INFO [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 07 16:00:10.740 INFO [stderr] 
Dec 07 16:00:10.772 INFO [stderr] warning: floating-point types cannot be used in patterns
Dec 07 16:00:10.772 INFO [stderr]   --> src/board.rs:22:22
Dec 07 16:00:10.772 INFO [stderr]    |
Dec 07 16:00:10.772 INFO [stderr] 22 |                      1_f64 => (".".to_string(), col),
Dec 07 16:00:10.772 INFO [stderr]    |                      ^^^^^
Dec 07 16:00:10.772 INFO [stderr]    |
Dec 07 16:00:10.772 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 07 16:00:10.772 INFO [stderr]    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Dec 07 16:00:10.772 INFO [stderr] 
Dec 07 16:00:10.818 INFO [stderr] warning: variable does not need to be mutable
Dec 07 16:00:10.818 INFO [stderr]   --> src/game.rs:70:19
Dec 07 16:00:10.818 INFO [stderr]    |
Dec 07 16:00:10.818 INFO [stderr] 70 |             .map(|mut row| {
Dec 07 16:00:10.818 INFO [stderr]    |                   ----^^^
Dec 07 16:00:10.818 INFO [stderr]    |                   |
Dec 07 16:00:10.818 INFO [stderr]    |                   help: remove this `mut`
Dec 07 16:00:10.818 INFO [stderr]    |
Dec 07 16:00:10.818 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 16:00:10.818 INFO [stderr] 
Dec 07 16:00:10.818 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 07 16:00:10.818 INFO [stderr]   --> src/game.rs:68:9
Dec 07 16:00:10.818 INFO [stderr]    |
Dec 07 16:00:10.818 INFO [stderr] 68 | /         self.data
Dec 07 16:00:10.818 INFO [stderr] 69 | |             .chunks_mut(4)
Dec 07 16:00:10.818 INFO [stderr] 70 | |             .map(|mut row| {
Dec 07 16:00:10.818 INFO [stderr] 71 | |                 let (new_row, new_score) = match dir {
Dec 07 16:00:10.818 INFO [stderr] ...  |
Dec 07 16:00:10.818 INFO [stderr] 86 | |             })
Dec 07 16:00:10.818 INFO [stderr] 87 | |             .collect::<Vec<_>>();
Dec 07 16:00:10.818 INFO [stderr]    | |_________________________________^
Dec 07 16:00:10.818 INFO [stderr]    |
Dec 07 16:00:10.818 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 16:00:10.818 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 07 16:00:10.818 INFO [stderr] 
Dec 07 16:00:11.420 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
Dec 07 16:00:11.424 INFO [stderr] su: No module specific data is present
Dec 07 16:00:11.697 INFO running `"docker" "inspect" "a4558a0b73affa909299ec2bebf961a76f5312d5d86512cdc9a8088246934ae3"`
Dec 07 16:00:11.773 INFO running `"docker" "rm" "-f" "a4558a0b73affa909299ec2bebf961a76f5312d5d86512cdc9a8088246934ae3"`
Dec 07 16:00:11.876 INFO [stdout] a4558a0b73affa909299ec2bebf961a76f5312d5d86512cdc9a8088246934ae3
Dec 07 16:00:11.878 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 07 16:00:12.089 INFO [stdout] 42126afa4e99ce035cc9dcaa1bc482990cba205e028508115dc6c7b9519c15c4
Dec 07 16:00:12.094 INFO running `"docker" "start" "-a" "42126afa4e99ce035cc9dcaa1bc482990cba205e028508115dc6c7b9519c15c4"`
Dec 07 16:00:12.583 INFO [stderr] usermod: no changes
Dec 07 16:00:12.645 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 07 16:00:12.660 INFO [stderr]      Running /target/debug/deps/game_2048-5ad20a004562656f
Dec 07 16:00:12.669 INFO [stdout] 
Dec 07 16:00:12.669 INFO [stdout] running 14 tests
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_left_with_four_same_elements ... ok
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_left_with_four_different_elements ... ok
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_left_with_one_element ... ok
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_right_with_four_different_elements ... ok
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_right_with_three_same_elements ... ok
Dec 07 16:00:12.684 INFO [stdout] test algorithm::slide_test::test_slide_left_with_two_same_elements ... ok
Dec 07 16:00:12.685 INFO [stdout] test algorithm::slide_test::test_slide_left_with_three_same_elements ... ok
Dec 07 16:00:12.685 INFO [stdout] test algorithm::slide_test::test_slide_left_with_two_different_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_right_with_one_element ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_right_with_four_same_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_right_with_two_different_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_right_with_three_different_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_right_with_two_same_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] test algorithm::slide_test::test_slide_left_with_three_different_elements ... ok
Dec 07 16:00:12.686 INFO [stdout] 
Dec 07 16:00:12.686 INFO [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 16:00:12.686 INFO [stdout] 
Dec 07 16:00:12.689 INFO [stderr] su: No module specific data is present
Dec 07 16:00:12.954 INFO running `"docker" "inspect" "42126afa4e99ce035cc9dcaa1bc482990cba205e028508115dc6c7b9519c15c4"`
Dec 07 16:00:13.062 INFO running `"docker" "rm" "-f" "42126afa4e99ce035cc9dcaa1bc482990cba205e028508115dc6c7b9519c15c4"`
Dec 07 16:00:13.178 INFO [stdout] 42126afa4e99ce035cc9dcaa1bc482990cba205e028508115dc6c7b9519c15c4