Nov 01 22:47:39.077 INFO checking game-2048-0.5.1 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 22:47:39.078 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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"`
Nov 01 22:47:39.514 INFO blam! 2a30f6455591b0b5e6f54f44fef2e9815782eb17388b24980e0230fae07f3118
Nov 01 22:47:39.516 INFO running `"docker" "start" "-a" "2a30f6455591b0b5e6f54f44fef2e9815782eb17388b24980e0230fae07f3118"`
Nov 01 22:47:41.904 INFO kablam! usermod: no changes
Nov 01 22:47:42.016 INFO kablam!     Checking matrix_display v0.3.0
Nov 01 22:47:42.992 INFO kablam!     Checking game-2048 v0.5.1 (/source)
Nov 01 22:47:45.472 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 01 22:47:45.472 INFO kablam!  --> src/board.rs:3:24
Nov 01 22:47:45.472 INFO kablam!   |
Nov 01 22:47:45.472 INFO kablam! 3 | use rand::{thread_rng, sample};
Nov 01 22:47:45.472 INFO kablam!   |                        ^^^^^^
Nov 01 22:47:45.472 INFO kablam!   |
Nov 01 22:47:45.472 INFO kablam!   = note: #[warn(deprecated)] on by default
Nov 01 22:47:45.472 INFO kablam! 
Nov 01 22:47:45.472 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 01 22:47:45.472 INFO kablam!   --> src/board.rs:57:22
Nov 01 22:47:45.472 INFO kablam!    |
Nov 01 22:47:45.472 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Nov 01 22:47:45.472 INFO kablam!    |                      ^^^^^^
Nov 01 22:47:45.472 INFO kablam! 
Nov 01 22:47:45.589 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 01 22:47:45.589 INFO kablam!  --> src/board.rs:3:24
Nov 01 22:47:45.590 INFO kablam!   |
Nov 01 22:47:45.590 INFO kablam! 3 | use rand::{thread_rng, sample};
Nov 01 22:47:45.590 INFO kablam!   |                        ^^^^^^
Nov 01 22:47:45.591 INFO kablam!   |
Nov 01 22:47:45.591 INFO kablam!   = note: #[warn(deprecated)] on by default
Nov 01 22:47:45.591 INFO kablam! 
Nov 01 22:47:45.591 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 01 22:47:45.592 INFO kablam!   --> src/board.rs:57:22
Nov 01 22:47:45.592 INFO kablam!    |
Nov 01 22:47:45.592 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Nov 01 22:47:45.593 INFO kablam!    |                      ^^^^^^
Nov 01 22:47:45.593 INFO kablam! 
Nov 01 22:47:45.669 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 01 22:47:45.669 INFO kablam!   --> src/board.rs:22:22
Nov 01 22:47:45.669 INFO kablam!    |
Nov 01 22:47:45.669 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 01 22:47:45.670 INFO kablam!    |                      ^^^^^
Nov 01 22:47:45.670 INFO kablam!    |
Nov 01 22:47:45.670 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Nov 01 22:47:45.671 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 22:47:45.671 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 01 22:47:45.671 INFO kablam! 
Nov 01 22:47:45.702 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 01 22:47:45.702 INFO kablam!   --> src/board.rs:22:22
Nov 01 22:47:45.702 INFO kablam!    |
Nov 01 22:47:45.702 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 01 22:47:45.702 INFO kablam!    |                      ^^^^^
Nov 01 22:47:45.702 INFO kablam!    |
Nov 01 22:47:45.702 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 22:47:45.702 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 01 22:47:45.702 INFO kablam! 
Nov 01 22:47:45.728 INFO kablam! warning: variable does not need to be mutable
Nov 01 22:47:45.728 INFO kablam!   --> src/game.rs:70:19
Nov 01 22:47:45.728 INFO kablam!    |
Nov 01 22:47:45.728 INFO kablam! 70 |             .map(|mut row| {
Nov 01 22:47:45.728 INFO kablam!    |                   ----^^^
Nov 01 22:47:45.728 INFO kablam!    |                   |
Nov 01 22:47:45.728 INFO kablam!    |                   help: remove this `mut`
Nov 01 22:47:45.728 INFO kablam!    |
Nov 01 22:47:45.728 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 22:47:45.728 INFO kablam! 
Nov 01 22:47:45.731 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 01 22:47:45.731 INFO kablam!   --> src/game.rs:68:9
Nov 01 22:47:45.731 INFO kablam!    |
Nov 01 22:47:45.732 INFO kablam! 68 | /         self.data
Nov 01 22:47:45.732 INFO kablam! 69 | |             .chunks_mut(4)
Nov 01 22:47:45.732 INFO kablam! 70 | |             .map(|mut row| {
Nov 01 22:47:45.732 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Nov 01 22:47:45.736 INFO kablam! ...  |
Nov 01 22:47:45.736 INFO kablam! 86 | |             })
Nov 01 22:47:45.736 INFO kablam! 87 | |             .collect::<Vec<_>>();
Nov 01 22:47:45.736 INFO kablam!    | |_________________________________^
Nov 01 22:47:45.736 INFO kablam!    |
Nov 01 22:47:45.736 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 22:47:45.736 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 01 22:47:45.736 INFO kablam! 
Nov 01 22:47:45.771 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 01 22:47:45.771 INFO kablam!   --> src/board.rs:22:22
Nov 01 22:47:45.771 INFO kablam!    |
Nov 01 22:47:45.771 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 01 22:47:45.771 INFO kablam!    |                      ^^^^^
Nov 01 22:47:45.771 INFO kablam!    |
Nov 01 22:47:45.771 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Nov 01 22:47:45.771 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 22:47:45.771 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 01 22:47:45.771 INFO kablam! 
Nov 01 22:47:45.813 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 01 22:47:45.813 INFO kablam!   --> src/board.rs:22:22
Nov 01 22:47:45.813 INFO kablam!    |
Nov 01 22:47:45.813 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 01 22:47:45.813 INFO kablam!    |                      ^^^^^
Nov 01 22:47:45.813 INFO kablam!    |
Nov 01 22:47:45.813 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 22:47:45.813 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 01 22:47:45.813 INFO kablam! 
Nov 01 22:47:45.833 INFO kablam! warning: variable does not need to be mutable
Nov 01 22:47:45.833 INFO kablam!   --> src/game.rs:70:19
Nov 01 22:47:45.833 INFO kablam!    |
Nov 01 22:47:45.833 INFO kablam! 70 |             .map(|mut row| {
Nov 01 22:47:45.833 INFO kablam!    |                   ----^^^
Nov 01 22:47:45.833 INFO kablam!    |                   |
Nov 01 22:47:45.833 INFO kablam!    |                   help: remove this `mut`
Nov 01 22:47:45.833 INFO kablam!    |
Nov 01 22:47:45.833 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 22:47:45.833 INFO kablam! 
Nov 01 22:47:45.845 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 01 22:47:45.845 INFO kablam!   --> src/game.rs:68:9
Nov 01 22:47:45.845 INFO kablam!    |
Nov 01 22:47:45.845 INFO kablam! 68 | /         self.data
Nov 01 22:47:45.845 INFO kablam! 69 | |             .chunks_mut(4)
Nov 01 22:47:45.845 INFO kablam! 70 | |             .map(|mut row| {
Nov 01 22:47:45.845 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Nov 01 22:47:45.845 INFO kablam! ...  |
Nov 01 22:47:45.845 INFO kablam! 86 | |             })
Nov 01 22:47:45.845 INFO kablam! 87 | |             .collect::<Vec<_>>();
Nov 01 22:47:45.845 INFO kablam!    | |_________________________________^
Nov 01 22:47:45.845 INFO kablam!    |
Nov 01 22:47:45.845 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 22:47:45.845 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 01 22:47:45.845 INFO kablam! 
Nov 01 22:47:45.912 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Nov 01 22:47:45.916 INFO kablam! su: No module specific data is present
Nov 01 22:47:47.449 INFO running `"docker" "rm" "-f" "2a30f6455591b0b5e6f54f44fef2e9815782eb17388b24980e0230fae07f3118"`
Nov 01 22:47:47.827 INFO blam! 2a30f6455591b0b5e6f54f44fef2e9815782eb17388b24980e0230fae07f3118