Aug 17 22:21:59.240 INFO checking game-2048-0.5.1 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 22:21:59.240 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 22:21:59.241 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 22:21:59.241 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 22:21:59.497 INFO blam! 5d39cc752bdf622162ab3eeb7abfb04accd246b5df82d17b7301235dfd00a376
Aug 17 22:21:59.500 INFO running `"docker" "start" "-a" "5d39cc752bdf622162ab3eeb7abfb04accd246b5df82d17b7301235dfd00a376"`
Aug 17 22:22:00.452 INFO kablam!     Checking matrix_display v0.3.0
Aug 17 22:22:01.595 INFO kablam!     Checking game-2048 v0.5.1 (file:///source)
Aug 17 22:22:03.314 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Aug 17 22:22:03.314 INFO kablam!  --> src/board.rs:3:24
Aug 17 22:22:03.314 INFO kablam!   |
Aug 17 22:22:03.314 INFO kablam! 3 | use rand::{thread_rng, sample};
Aug 17 22:22:03.314 INFO kablam!   |                        ^^^^^^
Aug 17 22:22:03.314 INFO kablam!   |
Aug 17 22:22:03.314 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 17 22:22:03.314 INFO kablam! 
Aug 17 22:22:03.315 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Aug 17 22:22:03.315 INFO kablam!   --> src/board.rs:57:22
Aug 17 22:22:03.315 INFO kablam!    |
Aug 17 22:22:03.315 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Aug 17 22:22:03.315 INFO kablam!    |                      ^^^^^^
Aug 17 22:22:03.322 INFO kablam! 
Aug 17 22:22:03.519 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Aug 17 22:22:03.519 INFO kablam!  --> src/board.rs:3:24
Aug 17 22:22:03.519 INFO kablam!   |
Aug 17 22:22:03.519 INFO kablam! 3 | use rand::{thread_rng, sample};
Aug 17 22:22:03.519 INFO kablam!   |                        ^^^^^^
Aug 17 22:22:03.527 INFO kablam!   |
Aug 17 22:22:03.527 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 17 22:22:03.528 INFO kablam! 
Aug 17 22:22:03.529 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Aug 17 22:22:03.529 INFO kablam!   --> src/board.rs:57:22
Aug 17 22:22:03.529 INFO kablam!    |
Aug 17 22:22:03.529 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Aug 17 22:22:03.529 INFO kablam!    |                      ^^^^^^
Aug 17 22:22:03.530 INFO kablam! 
Aug 17 22:22:03.924 INFO kablam! warning: floating-point types cannot be used in patterns
Aug 17 22:22:03.924 INFO kablam!   --> src/board.rs:22:22
Aug 17 22:22:03.924 INFO kablam!    |
Aug 17 22:22:03.924 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Aug 17 22:22:03.924 INFO kablam!    |                      ^^^^^
Aug 17 22:22:03.924 INFO kablam!    |
Aug 17 22:22:03.924 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Aug 17 22:22:03.924 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!
Aug 17 22:22:03.925 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Aug 17 22:22:03.925 INFO kablam! 
Aug 17 22:22:03.991 INFO kablam! warning: floating-point types cannot be used in patterns
Aug 17 22:22:03.991 INFO kablam!   --> src/board.rs:22:22
Aug 17 22:22:03.991 INFO kablam!    |
Aug 17 22:22:03.991 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Aug 17 22:22:03.991 INFO kablam!    |                      ^^^^^
Aug 17 22:22:03.991 INFO kablam!    |
Aug 17 22:22:03.991 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!
Aug 17 22:22:03.991 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Aug 17 22:22:03.991 INFO kablam! 
Aug 17 22:22:04.085 INFO kablam! warning: variable does not need to be mutable
Aug 17 22:22:04.085 INFO kablam!   --> src/game.rs:70:19
Aug 17 22:22:04.086 INFO kablam!    |
Aug 17 22:22:04.086 INFO kablam! 70 |             .map(|mut row| {
Aug 17 22:22:04.086 INFO kablam!    |                   ----^^^
Aug 17 22:22:04.086 INFO kablam!    |                   |
Aug 17 22:22:04.086 INFO kablam!    |                   help: remove this `mut`
Aug 17 22:22:04.086 INFO kablam!    |
Aug 17 22:22:04.086 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 22:22:04.086 INFO kablam! 
Aug 17 22:22:04.128 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 17 22:22:04.128 INFO kablam!   --> src/game.rs:68:9
Aug 17 22:22:04.128 INFO kablam!    |
Aug 17 22:22:04.128 INFO kablam! 68 | /         self.data
Aug 17 22:22:04.128 INFO kablam! 69 | |             .chunks_mut(4)
Aug 17 22:22:04.128 INFO kablam! 70 | |             .map(|mut row| {
Aug 17 22:22:04.128 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Aug 17 22:22:04.128 INFO kablam! ...  |
Aug 17 22:22:04.129 INFO kablam! 86 | |             })
Aug 17 22:22:04.129 INFO kablam! 87 | |             .collect::<Vec<_>>();
Aug 17 22:22:04.129 INFO kablam!    | |_________________________________^
Aug 17 22:22:04.129 INFO kablam!    |
Aug 17 22:22:04.129 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 17 22:22:04.129 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 17 22:22:04.129 INFO kablam! 
Aug 17 22:22:04.421 INFO kablam! warning: floating-point types cannot be used in patterns
Aug 17 22:22:04.421 INFO kablam!   --> src/board.rs:22:22
Aug 17 22:22:04.421 INFO kablam!    |
Aug 17 22:22:04.421 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Aug 17 22:22:04.421 INFO kablam!    |                      ^^^^^
Aug 17 22:22:04.421 INFO kablam!    |
Aug 17 22:22:04.421 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Aug 17 22:22:04.421 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!
Aug 17 22:22:04.421 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Aug 17 22:22:04.422 INFO kablam! 
Aug 17 22:22:04.524 INFO kablam! warning: floating-point types cannot be used in patterns
Aug 17 22:22:04.524 INFO kablam!   --> src/board.rs:22:22
Aug 17 22:22:04.524 INFO kablam!    |
Aug 17 22:22:04.524 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Aug 17 22:22:04.524 INFO kablam!    |                      ^^^^^
Aug 17 22:22:04.524 INFO kablam!    |
Aug 17 22:22:04.524 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!
Aug 17 22:22:04.524 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Aug 17 22:22:04.524 INFO kablam! 
Aug 17 22:22:04.576 INFO kablam! warning: variable does not need to be mutable
Aug 17 22:22:04.576 INFO kablam!   --> src/game.rs:70:19
Aug 17 22:22:04.576 INFO kablam!    |
Aug 17 22:22:04.576 INFO kablam! 70 |             .map(|mut row| {
Aug 17 22:22:04.576 INFO kablam!    |                   ----^^^
Aug 17 22:22:04.576 INFO kablam!    |                   |
Aug 17 22:22:04.576 INFO kablam!    |                   help: remove this `mut`
Aug 17 22:22:04.576 INFO kablam!    |
Aug 17 22:22:04.576 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 22:22:04.576 INFO kablam! 
Aug 17 22:22:04.611 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 17 22:22:04.611 INFO kablam!   --> src/game.rs:68:9
Aug 17 22:22:04.611 INFO kablam!    |
Aug 17 22:22:04.611 INFO kablam! 68 | /         self.data
Aug 17 22:22:04.612 INFO kablam! 69 | |             .chunks_mut(4)
Aug 17 22:22:04.612 INFO kablam! 70 | |             .map(|mut row| {
Aug 17 22:22:04.612 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Aug 17 22:22:04.612 INFO kablam! ...  |
Aug 17 22:22:04.612 INFO kablam! 86 | |             })
Aug 17 22:22:04.612 INFO kablam! 87 | |             .collect::<Vec<_>>();
Aug 17 22:22:04.612 INFO kablam!    | |_________________________________^
Aug 17 22:22:04.612 INFO kablam!    |
Aug 17 22:22:04.612 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 17 22:22:04.612 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 17 22:22:04.612 INFO kablam! 
Aug 17 22:22:04.663 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
Aug 17 22:22:04.667 INFO kablam! su: No module specific data is present
Aug 17 22:22:05.192 INFO running `"docker" "rm" "-f" "5d39cc752bdf622162ab3eeb7abfb04accd246b5df82d17b7301235dfd00a376"`
Aug 17 22:22:05.372 INFO blam! 5d39cc752bdf622162ab3eeb7abfb04accd246b5df82d17b7301235dfd00a376