Nov 28 13:38:39.083 INFO checking FeliciousX/rust-2048 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 13:38:39.083 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 13:38:39.250 INFO [stdout] bf54395deaa1a345a28317d8ebf86b9b5440f5351834cf6b84daa83ed7e21101
Nov 28 13:38:39.253 INFO running `"docker" "start" "-a" "bf54395deaa1a345a28317d8ebf86b9b5440f5351834cf6b84daa83ed7e21101"`
Nov 28 13:38:39.617 INFO [stderr] usermod: no changes
Nov 28 13:38:39.633 INFO [stderr]     Checking 2048_game v0.1.0 (/source)
Nov 28 13:38:39.952 INFO [stderr] warning: unused import: `std::io`
Nov 28 13:38:39.953 INFO [stderr]  --> src/main.rs:1:5
Nov 28 13:38:39.953 INFO [stderr]   |
Nov 28 13:38:39.954 INFO [stderr] 1 | use std::io;
Nov 28 13:38:39.954 INFO [stderr]   |     ^^^^^^^
Nov 28 13:38:39.954 INFO [stderr]   |
Nov 28 13:38:39.960 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:38:39.961 INFO [stderr] 
Nov 28 13:38:39.993 INFO [stderr] warning: unused variable: `choice`
Nov 28 13:38:39.994 INFO [stderr]  --> src/app.rs:6:9
Nov 28 13:38:39.994 INFO [stderr]   |
Nov 28 13:38:39.994 INFO [stderr] 6 |     let choice = console::get_instruction();
Nov 28 13:38:39.994 INFO [stderr]   |         ^^^^^^ help: consider using `_choice` instead
Nov 28 13:38:39.994 INFO [stderr]   |
Nov 28 13:38:39.994 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 13:38:39.994 INFO [stderr] 
Nov 28 13:38:39.995 INFO [stderr] warning: unused variable: `i`
Nov 28 13:38:39.995 INFO [stderr]  --> src/console.rs:2:9
Nov 28 13:38:39.995 INFO [stderr]   |
Nov 28 13:38:39.995 INFO [stderr] 2 |     for i in 0..42 {
Nov 28 13:38:39.995 INFO [stderr]   |         ^ help: consider using `_i` instead
Nov 28 13:38:39.995 INFO [stderr] 
Nov 28 13:38:40.001 INFO [stderr] warning: unused variable: `i`
Nov 28 13:38:40.001 INFO [stderr]  --> src/console.rs:6:9
Nov 28 13:38:40.001 INFO [stderr]   |
Nov 28 13:38:40.001 INFO [stderr] 6 |     for i in 0..42 {
Nov 28 13:38:40.001 INFO [stderr]   |         ^ help: consider using `_i` instead
Nov 28 13:38:40.001 INFO [stderr] 
Nov 28 13:38:40.002 INFO [stderr] warning: unused variable: `player1`
Nov 28 13:38:40.002 INFO [stderr]   --> src/main.rs:14:9
Nov 28 13:38:40.002 INFO [stderr]    |
Nov 28 13:38:40.002 INFO [stderr] 14 |     let player1 = player::Player::new(&name);
Nov 28 13:38:40.002 INFO [stderr]    |         ^^^^^^^ help: consider using `_player1` instead
Nov 28 13:38:40.002 INFO [stderr] 
Nov 28 13:38:40.002 INFO [stderr] warning: unused variable: `settings`
Nov 28 13:38:40.003 INFO [stderr]   --> src/main.rs:16:9
Nov 28 13:38:40.003 INFO [stderr]    |
Nov 28 13:38:40.003 INFO [stderr] 16 |     let settings = settings::Settings::new(4, 4);
Nov 28 13:38:40.003 INFO [stderr]    |         ^^^^^^^^ help: consider using `_settings` instead
Nov 28 13:38:40.003 INFO [stderr] 
Nov 28 13:38:40.007 INFO [stderr] warning: field is never used: `name`
Nov 28 13:38:40.007 INFO [stderr]  --> src/player.rs:2:5
Nov 28 13:38:40.007 INFO [stderr]   |
Nov 28 13:38:40.007 INFO [stderr] 2 |     name: String,
Nov 28 13:38:40.007 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 13:38:40.007 INFO [stderr]   |
Nov 28 13:38:40.007 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 13:38:40.007 INFO [stderr] 
Nov 28 13:38:40.007 INFO [stderr] warning: field is never used: `score`
Nov 28 13:38:40.007 INFO [stderr]  --> src/player.rs:3:5
Nov 28 13:38:40.007 INFO [stderr]   |
Nov 28 13:38:40.007 INFO [stderr] 3 |     score: i32,
Nov 28 13:38:40.008 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.008 INFO [stderr] warning: field is never used: `steps`
Nov 28 13:38:40.008 INFO [stderr]  --> src/player.rs:4:5
Nov 28 13:38:40.008 INFO [stderr]   |
Nov 28 13:38:40.008 INFO [stderr] 4 |     steps: i32,
Nov 28 13:38:40.008 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.008 INFO [stderr] warning: field is never used: `width`
Nov 28 13:38:40.008 INFO [stderr]  --> src/settings.rs:2:5
Nov 28 13:38:40.008 INFO [stderr]   |
Nov 28 13:38:40.008 INFO [stderr] 2 |     width: i16,
Nov 28 13:38:40.008 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.008 INFO [stderr] warning: field is never used: `height`
Nov 28 13:38:40.008 INFO [stderr]  --> src/settings.rs:3:5
Nov 28 13:38:40.008 INFO [stderr]   |
Nov 28 13:38:40.008 INFO [stderr] 3 |     height: i16,
Nov 28 13:38:40.008 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.008 INFO [stderr] warning: struct is never constructed: `Board`
Nov 28 13:38:40.008 INFO [stderr]  --> src/board.rs:1:1
Nov 28 13:38:40.008 INFO [stderr]   |
Nov 28 13:38:40.008 INFO [stderr] 1 | struct Board;
Nov 28 13:38:40.008 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.008 INFO [stderr] warning: struct is never constructed: `tiles`
Nov 28 13:38:40.008 INFO [stderr]  --> src/tiles.rs:1:1
Nov 28 13:38:40.008 INFO [stderr]   |
Nov 28 13:38:40.008 INFO [stderr] 1 | struct tiles;
Nov 28 13:38:40.008 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.008 INFO [stderr] 
Nov 28 13:38:40.012 INFO [stderr] warning: type `tiles` should have a camel case name such as `Tiles`
Nov 28 13:38:40.013 INFO [stderr]  --> src/tiles.rs:1:1
Nov 28 13:38:40.013 INFO [stderr]   |
Nov 28 13:38:40.013 INFO [stderr] 1 | struct tiles;
Nov 28 13:38:40.013 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.013 INFO [stderr]   |
Nov 28 13:38:40.013 INFO [stderr]   = note: #[warn(non_camel_case_types)] on by default
Nov 28 13:38:40.013 INFO [stderr] 
Nov 28 13:38:40.055 INFO [stderr] warning: unused import: `std::io`
Nov 28 13:38:40.055 INFO [stderr]  --> src/main.rs:1:5
Nov 28 13:38:40.056 INFO [stderr]   |
Nov 28 13:38:40.056 INFO [stderr] 1 | use std::io;
Nov 28 13:38:40.056 INFO [stderr]   |     ^^^^^^^
Nov 28 13:38:40.056 INFO [stderr]   |
Nov 28 13:38:40.056 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 13:38:40.057 INFO [stderr] 
Nov 28 13:38:40.089 INFO [stderr] warning: unused variable: `choice`
Nov 28 13:38:40.089 INFO [stderr]  --> src/app.rs:6:9
Nov 28 13:38:40.089 INFO [stderr]   |
Nov 28 13:38:40.090 INFO [stderr] 6 |     let choice = console::get_instruction();
Nov 28 13:38:40.090 INFO [stderr]   |         ^^^^^^ help: consider using `_choice` instead
Nov 28 13:38:40.090 INFO [stderr]   |
Nov 28 13:38:40.091 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 13:38:40.091 INFO [stderr] 
Nov 28 13:38:40.092 INFO [stderr] warning: unused variable: `i`
Nov 28 13:38:40.092 INFO [stderr]  --> src/console.rs:2:9
Nov 28 13:38:40.092 INFO [stderr]   |
Nov 28 13:38:40.093 INFO [stderr] 2 |     for i in 0..42 {
Nov 28 13:38:40.093 INFO [stderr]   |         ^ help: consider using `_i` instead
Nov 28 13:38:40.093 INFO [stderr] 
Nov 28 13:38:40.094 INFO [stderr] warning: unused variable: `i`
Nov 28 13:38:40.094 INFO [stderr]  --> src/console.rs:6:9
Nov 28 13:38:40.094 INFO [stderr]   |
Nov 28 13:38:40.094 INFO [stderr] 6 |     for i in 0..42 {
Nov 28 13:38:40.095 INFO [stderr]   |         ^ help: consider using `_i` instead
Nov 28 13:38:40.095 INFO [stderr] 
Nov 28 13:38:40.095 INFO [stderr] warning: unused variable: `player1`
Nov 28 13:38:40.096 INFO [stderr]   --> src/main.rs:14:9
Nov 28 13:38:40.096 INFO [stderr]    |
Nov 28 13:38:40.096 INFO [stderr] 14 |     let player1 = player::Player::new(&name);
Nov 28 13:38:40.096 INFO [stderr]    |         ^^^^^^^ help: consider using `_player1` instead
Nov 28 13:38:40.097 INFO [stderr] 
Nov 28 13:38:40.097 INFO [stderr] warning: unused variable: `settings`
Nov 28 13:38:40.097 INFO [stderr]   --> src/main.rs:16:9
Nov 28 13:38:40.098 INFO [stderr]    |
Nov 28 13:38:40.098 INFO [stderr] 16 |     let settings = settings::Settings::new(4, 4);
Nov 28 13:38:40.098 INFO [stderr]    |         ^^^^^^^^ help: consider using `_settings` instead
Nov 28 13:38:40.099 INFO [stderr] 
Nov 28 13:38:40.099 INFO [stderr] warning: field is never used: `name`
Nov 28 13:38:40.099 INFO [stderr]  --> src/player.rs:2:5
Nov 28 13:38:40.099 INFO [stderr]   |
Nov 28 13:38:40.100 INFO [stderr] 2 |     name: String,
Nov 28 13:38:40.100 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 28 13:38:40.100 INFO [stderr]   |
Nov 28 13:38:40.101 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 13:38:40.101 INFO [stderr] 
Nov 28 13:38:40.101 INFO [stderr] warning: field is never used: `score`
Nov 28 13:38:40.101 INFO [stderr]  --> src/player.rs:3:5
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 3 |     score: i32,
Nov 28 13:38:40.102 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: field is never used: `steps`
Nov 28 13:38:40.102 INFO [stderr]  --> src/player.rs:4:5
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 4 |     steps: i32,
Nov 28 13:38:40.102 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: field is never used: `width`
Nov 28 13:38:40.102 INFO [stderr]  --> src/settings.rs:2:5
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 2 |     width: i16,
Nov 28 13:38:40.102 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: field is never used: `height`
Nov 28 13:38:40.102 INFO [stderr]  --> src/settings.rs:3:5
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 3 |     height: i16,
Nov 28 13:38:40.102 INFO [stderr]   |     ^^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: struct is never constructed: `Board`
Nov 28 13:38:40.102 INFO [stderr]  --> src/board.rs:1:1
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 1 | struct Board;
Nov 28 13:38:40.102 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: struct is never constructed: `tiles`
Nov 28 13:38:40.102 INFO [stderr]  --> src/tiles.rs:1:1
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 1 | struct tiles;
Nov 28 13:38:40.102 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.102 INFO [stderr] 
Nov 28 13:38:40.102 INFO [stderr] warning: type `tiles` should have a camel case name such as `Tiles`
Nov 28 13:38:40.102 INFO [stderr]  --> src/tiles.rs:1:1
Nov 28 13:38:40.102 INFO [stderr]   |
Nov 28 13:38:40.102 INFO [stderr] 1 | struct tiles;
Nov 28 13:38:40.102 INFO [stderr]   | ^^^^^^^^^^^^^
Nov 28 13:38:40.103 INFO [stderr]   |
Nov 28 13:38:40.103 INFO [stderr]   = note: #[warn(non_camel_case_types)] on by default
Nov 28 13:38:40.103 INFO [stderr] 
Nov 28 13:38:40.116 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Nov 28 13:38:40.117 INFO [stderr] su: No module specific data is present
Nov 28 13:38:40.418 INFO running `"docker" "inspect" "bf54395deaa1a345a28317d8ebf86b9b5440f5351834cf6b84daa83ed7e21101"`
Nov 28 13:38:40.674 INFO running `"docker" "rm" "-f" "bf54395deaa1a345a28317d8ebf86b9b5440f5351834cf6b84daa83ed7e21101"`
Nov 28 13:38:40.959 INFO [stdout] bf54395deaa1a345a28317d8ebf86b9b5440f5351834cf6b84daa83ed7e21101