Nov 03 08:20:04.080 INFO checking game-2048-0.5.1 against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 03 08:20:04.080 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 03 08:20:04.458 INFO blam! f02ca9fa35f2bef7dda3095e11625369586dd1c4c511dd9134b69ea5ca360c0d
Nov 03 08:20:04.464 INFO running `"docker" "start" "-a" "f02ca9fa35f2bef7dda3095e11625369586dd1c4c511dd9134b69ea5ca360c0d"`
Nov 03 08:20:06.792 INFO kablam! usermod: no changes
Nov 03 08:20:06.956 INFO kablam!     Checking matrix_display v0.3.0
Nov 03 08:20:07.918 INFO kablam!     Checking game-2048 v0.5.1 (/source)
Nov 03 08:20:10.204 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 03 08:20:10.204 INFO kablam!  --> src/board.rs:3:24
Nov 03 08:20:10.204 INFO kablam!   |
Nov 03 08:20:10.204 INFO kablam! 3 | use rand::{thread_rng, sample};
Nov 03 08:20:10.204 INFO kablam!   |                        ^^^^^^
Nov 03 08:20:10.204 INFO kablam!   |
Nov 03 08:20:10.204 INFO kablam!   = note: #[warn(deprecated)] on by default
Nov 03 08:20:10.204 INFO kablam! 
Nov 03 08:20:10.204 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 03 08:20:10.204 INFO kablam!   --> src/board.rs:57:22
Nov 03 08:20:10.204 INFO kablam!    |
Nov 03 08:20:10.204 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Nov 03 08:20:10.204 INFO kablam!    |                      ^^^^^^
Nov 03 08:20:10.204 INFO kablam! 
Nov 03 08:20:10.381 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 03 08:20:10.381 INFO kablam!   --> src/board.rs:22:22
Nov 03 08:20:10.381 INFO kablam!    |
Nov 03 08:20:10.381 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 03 08:20:10.381 INFO kablam!    |                      ^^^^^
Nov 03 08:20:10.382 INFO kablam!    |
Nov 03 08:20:10.382 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Nov 03 08:20:10.383 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 03 08:20:10.383 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 03 08:20:10.384 INFO kablam! 
Nov 03 08:20:10.400 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 03 08:20:10.400 INFO kablam!   --> src/board.rs:22:22
Nov 03 08:20:10.401 INFO kablam!    |
Nov 03 08:20:10.401 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 03 08:20:10.401 INFO kablam!    |                      ^^^^^
Nov 03 08:20:10.401 INFO kablam!    |
Nov 03 08:20:10.401 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 03 08:20:10.401 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 03 08:20:10.401 INFO kablam! 
Nov 03 08:20:10.421 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:20:10.421 INFO kablam!   --> src/game.rs:70:19
Nov 03 08:20:10.421 INFO kablam!    |
Nov 03 08:20:10.421 INFO kablam! 70 |             .map(|mut row| {
Nov 03 08:20:10.421 INFO kablam!    |                   ----^^^
Nov 03 08:20:10.421 INFO kablam!    |                   |
Nov 03 08:20:10.421 INFO kablam!    |                   help: remove this `mut`
Nov 03 08:20:10.421 INFO kablam!    |
Nov 03 08:20:10.421 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 08:20:10.421 INFO kablam! 
Nov 03 08:20:10.428 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 03 08:20:10.428 INFO kablam!   --> src/game.rs:68:9
Nov 03 08:20:10.428 INFO kablam!    |
Nov 03 08:20:10.428 INFO kablam! 68 | /         self.data
Nov 03 08:20:10.428 INFO kablam! 69 | |             .chunks_mut(4)
Nov 03 08:20:10.428 INFO kablam! 70 | |             .map(|mut row| {
Nov 03 08:20:10.428 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Nov 03 08:20:10.428 INFO kablam! ...  |
Nov 03 08:20:10.428 INFO kablam! 86 | |             })
Nov 03 08:20:10.428 INFO kablam! 87 | |             .collect::<Vec<_>>();
Nov 03 08:20:10.428 INFO kablam!    | |_________________________________^
Nov 03 08:20:10.428 INFO kablam!    |
Nov 03 08:20:10.428 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 08:20:10.428 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 03 08:20:10.428 INFO kablam! 
Nov 03 08:20:10.615 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 03 08:20:10.620 INFO kablam!  --> src/board.rs:3:24
Nov 03 08:20:10.620 INFO kablam!   |
Nov 03 08:20:10.620 INFO kablam! 3 | use rand::{thread_rng, sample};
Nov 03 08:20:10.620 INFO kablam!   |                        ^^^^^^
Nov 03 08:20:10.620 INFO kablam!   |
Nov 03 08:20:10.620 INFO kablam!   = note: #[warn(deprecated)] on by default
Nov 03 08:20:10.622 INFO kablam! 
Nov 03 08:20:10.622 INFO kablam! warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Nov 03 08:20:10.622 INFO kablam!   --> src/board.rs:57:22
Nov 03 08:20:10.622 INFO kablam!    |
Nov 03 08:20:10.622 INFO kablam! 57 |         let mut fw = sample(&mut rng, 1..256, 17);
Nov 03 08:20:10.622 INFO kablam!    |                      ^^^^^^
Nov 03 08:20:10.622 INFO kablam! 
Nov 03 08:20:10.799 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 03 08:20:10.800 INFO kablam!   --> src/board.rs:22:22
Nov 03 08:20:10.801 INFO kablam!    |
Nov 03 08:20:10.801 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 03 08:20:10.802 INFO kablam!    |                      ^^^^^
Nov 03 08:20:10.808 INFO kablam!    |
Nov 03 08:20:10.809 INFO kablam!    = note: #[warn(illegal_floating_point_literal_pattern)] on by default
Nov 03 08:20:10.809 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 03 08:20:10.809 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 03 08:20:10.810 INFO kablam! 
Nov 03 08:20:10.839 INFO kablam! warning: floating-point types cannot be used in patterns
Nov 03 08:20:10.839 INFO kablam!   --> src/board.rs:22:22
Nov 03 08:20:10.840 INFO kablam!    |
Nov 03 08:20:10.841 INFO kablam! 22 |                      1_f64 => (".".to_string(), col),
Nov 03 08:20:10.844 INFO kablam!    |                      ^^^^^
Nov 03 08:20:10.845 INFO kablam!    |
Nov 03 08:20:10.845 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 03 08:20:10.845 INFO kablam!    = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
Nov 03 08:20:10.846 INFO kablam! 
Nov 03 08:20:10.856 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:20:10.856 INFO kablam!   --> src/game.rs:70:19
Nov 03 08:20:10.857 INFO kablam!    |
Nov 03 08:20:10.857 INFO kablam! 70 |             .map(|mut row| {
Nov 03 08:20:10.857 INFO kablam!    |                   ----^^^
Nov 03 08:20:10.857 INFO kablam!    |                   |
Nov 03 08:20:10.858 INFO kablam!    |                   help: remove this `mut`
Nov 03 08:20:10.858 INFO kablam!    |
Nov 03 08:20:10.858 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 08:20:10.859 INFO kablam! 
Nov 03 08:20:10.867 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 03 08:20:10.867 INFO kablam!   --> src/game.rs:68:9
Nov 03 08:20:10.868 INFO kablam!    |
Nov 03 08:20:10.868 INFO kablam! 68 | /         self.data
Nov 03 08:20:10.868 INFO kablam! 69 | |             .chunks_mut(4)
Nov 03 08:20:10.869 INFO kablam! 70 | |             .map(|mut row| {
Nov 03 08:20:10.869 INFO kablam! 71 | |                 let (new_row, new_score) = match dir {
Nov 03 08:20:10.869 INFO kablam! ...  |
Nov 03 08:20:10.869 INFO kablam! 86 | |             })
Nov 03 08:20:10.870 INFO kablam! 87 | |             .collect::<Vec<_>>();
Nov 03 08:20:10.870 INFO kablam!    | |_________________________________^
Nov 03 08:20:10.870 INFO kablam!    |
Nov 03 08:20:10.871 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 03 08:20:10.871 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 03 08:20:10.871 INFO kablam! 
Nov 03 08:20:10.937 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
Nov 03 08:20:10.940 INFO kablam! su: No module specific data is present
Nov 03 08:20:11.749 INFO running `"docker" "rm" "-f" "f02ca9fa35f2bef7dda3095e11625369586dd1c4c511dd9134b69ea5ca360c0d"`
Nov 03 08:20:12.132 INFO blam! f02ca9fa35f2bef7dda3095e11625369586dd1c4c511dd9134b69ea5ca360c0d