Dec 19 15:37:56.643 INFO checking iroha168/rust_othello against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:37:56.643 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/iroha168/rust_othello:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:37:57.004 INFO [stdout] 0827b0cfadbf5db85546c48a1941713695bcb45300a46725ae301d9d2236212f
Dec 19 15:37:57.010 INFO running `"docker" "start" "-a" "0827b0cfadbf5db85546c48a1941713695bcb45300a46725ae301d9d2236212f"`
Dec 19 15:37:58.418 INFO [stderr]     Checking othello v0.1.0 (/opt/crater/workdir)
Dec 19 15:37:58.916 INFO [stderr] warning: unused variable: `ith_line`
Dec 19 15:37:58.917 INFO [stderr]    --> src/main.rs:166:11
Dec 19 15:37:58.917 INFO [stderr]     |
Dec 19 15:37:58.917 INFO [stderr] 166 |         let mut ith_line = String::new();
Dec 19 15:37:58.918 INFO [stderr]     |                 ^^^^^^^^ help: consider using `_ith_line` instead
Dec 19 15:37:58.918 INFO [stderr]     |
Dec 19 15:37:58.918 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 15:37:58.919 INFO [stderr] 
Dec 19 15:37:58.919 INFO [stderr] warning: variable `move_cnt` is assigned to, but never used
Dec 19 15:37:58.919 INFO [stderr]    --> src/main.rs:215:13
Dec 19 15:37:58.919 INFO [stderr]     |
Dec 19 15:37:58.920 INFO [stderr] 215 |     let mut move_cnt = 0;
Dec 19 15:37:58.920 INFO [stderr]     |             ^^^^^^^^
Dec 19 15:37:58.920 INFO [stderr]     |
Dec 19 15:37:58.920 INFO [stderr]     = note: consider using `_move_cnt` instead
Dec 19 15:37:58.920 INFO [stderr] 
Dec 19 15:37:58.920 INFO [stderr] warning: unused variable: `is_target`
Dec 19 15:37:58.920 INFO [stderr]    --> src/main.rs:216:13
Dec 19 15:37:58.920 INFO [stderr]     |
Dec 19 15:37:58.920 INFO [stderr] 216 |     let mut is_target = true;
Dec 19 15:37:58.920 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_is_target` instead
Dec 19 15:37:58.920 INFO [stderr] 
Dec 19 15:37:58.920 INFO [stderr] warning: unused variable: `player_display`
Dec 19 15:37:58.920 INFO [stderr]    --> src/main.rs:220:13
Dec 19 15:37:58.920 INFO [stderr]     |
Dec 19 15:37:58.920 INFO [stderr] 220 |         let player_display = if turn == BLACK {"Black"} else {"White"};
Dec 19 15:37:58.920 INFO [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_player_display` instead
Dec 19 15:37:58.920 INFO [stderr] 
Dec 19 15:37:58.950 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.951 INFO [stderr]    --> src/main.rs:205:6
Dec 19 15:37:58.951 INFO [stderr]     |
Dec 19 15:37:58.951 INFO [stderr] 205 |     let mut black = init_board.0;
Dec 19 15:37:58.952 INFO [stderr]     |         ----^^^^^
Dec 19 15:37:58.952 INFO [stderr]     |         |
Dec 19 15:37:58.952 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.952 INFO [stderr]     |
Dec 19 15:37:58.953 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 15:37:58.953 INFO [stderr] 
Dec 19 15:37:58.953 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.954 INFO [stderr]    --> src/main.rs:206:6
Dec 19 15:37:58.954 INFO [stderr]     |
Dec 19 15:37:58.954 INFO [stderr] 206 |     let mut white = init_board.1;
Dec 19 15:37:58.954 INFO [stderr]     |         ----^^^^^
Dec 19 15:37:58.954 INFO [stderr]     |         |
Dec 19 15:37:58.954 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.954 INFO [stderr] 
Dec 19 15:37:58.954 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.954 INFO [stderr]    --> src/main.rs:216:9
Dec 19 15:37:58.954 INFO [stderr]     |
Dec 19 15:37:58.954 INFO [stderr] 216 |     let mut is_target = true;
Dec 19 15:37:58.954 INFO [stderr]     |         ----^^^^^^^^^
Dec 19 15:37:58.954 INFO [stderr]     |         |
Dec 19 15:37:58.954 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.954 INFO [stderr] 
Dec 19 15:37:58.954 INFO [stderr] warning: constant item is never used: `WHITE`
Dec 19 15:37:58.954 INFO [stderr]  --> src/main.rs:6:1
Dec 19 15:37:58.954 INFO [stderr]   |
Dec 19 15:37:58.954 INFO [stderr] 6 | const WHITE: i32 = 2;
Dec 19 15:37:58.954 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.954 INFO [stderr]   |
Dec 19 15:37:58.954 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:37:58.954 INFO [stderr] 
Dec 19 15:37:58.954 INFO [stderr] warning: constant item is never used: `MAX_EMPTY_FOR_FULL_SEARCH`
Dec 19 15:37:58.954 INFO [stderr]  --> src/main.rs:7:1
Dec 19 15:37:58.954 INFO [stderr]   |
Dec 19 15:37:58.954 INFO [stderr] 7 | const MAX_EMPTY_FOR_FULL_SEARCH: usize = 24;
Dec 19 15:37:58.954 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.954 INFO [stderr] 
Dec 19 15:37:58.954 INFO [stderr] warning: function is never used: `count_stones`
Dec 19 15:37:58.955 INFO [stderr]    --> src/main.rs:185:1
Dec 19 15:37:58.955 INFO [stderr]     |
Dec 19 15:37:58.955 INFO [stderr] 185 | fn count_stones(stones: u64) -> i32{
Dec 19 15:37:58.955 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.955 INFO [stderr] 
Dec 19 15:37:58.955 INFO [stderr] warning: function is never used: `convert_num_to_move`
Dec 19 15:37:58.955 INFO [stderr]    --> src/main.rs:196:1
Dec 19 15:37:58.955 INFO [stderr]     |
Dec 19 15:37:58.955 INFO [stderr] 196 | fn convert_num_to_move(pos_as_int: u32) -> String{
Dec 19 15:37:58.955 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.955 INFO [stderr] 
Dec 19 15:37:58.969 INFO [stderr] warning: unused variable: `ith_line`
Dec 19 15:37:58.969 INFO [stderr]    --> src/main.rs:166:11
Dec 19 15:37:58.969 INFO [stderr]     |
Dec 19 15:37:58.969 INFO [stderr] 166 |         let mut ith_line = String::new();
Dec 19 15:37:58.969 INFO [stderr]     |                 ^^^^^^^^ help: consider using `_ith_line` instead
Dec 19 15:37:58.969 INFO [stderr]     |
Dec 19 15:37:58.969 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 15:37:58.969 INFO [stderr] 
Dec 19 15:37:58.969 INFO [stderr] warning: variable `move_cnt` is assigned to, but never used
Dec 19 15:37:58.969 INFO [stderr]    --> src/main.rs:215:13
Dec 19 15:37:58.969 INFO [stderr]     |
Dec 19 15:37:58.976 INFO [stderr] 215 |     let mut move_cnt = 0;
Dec 19 15:37:58.976 INFO [stderr]     |             ^^^^^^^^
Dec 19 15:37:58.976 INFO [stderr]     |
Dec 19 15:37:58.976 INFO [stderr]     = note: consider using `_move_cnt` instead
Dec 19 15:37:58.976 INFO [stderr] 
Dec 19 15:37:58.976 INFO [stderr] warning: unused variable: `is_target`
Dec 19 15:37:58.976 INFO [stderr]    --> src/main.rs:216:13
Dec 19 15:37:58.976 INFO [stderr]     |
Dec 19 15:37:58.976 INFO [stderr] 216 |     let mut is_target = true;
Dec 19 15:37:58.976 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_is_target` instead
Dec 19 15:37:58.976 INFO [stderr] 
Dec 19 15:37:58.976 INFO [stderr] warning: unused variable: `player_display`
Dec 19 15:37:58.976 INFO [stderr]    --> src/main.rs:220:13
Dec 19 15:37:58.976 INFO [stderr]     |
Dec 19 15:37:58.976 INFO [stderr] 220 |         let player_display = if turn == BLACK {"Black"} else {"White"};
Dec 19 15:37:58.976 INFO [stderr]     |             ^^^^^^^^^^^^^^ help: consider using `_player_display` instead
Dec 19 15:37:58.976 INFO [stderr] 
Dec 19 15:37:58.992 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.997 INFO [stderr]    --> src/main.rs:205:6
Dec 19 15:37:58.997 INFO [stderr]     |
Dec 19 15:37:58.997 INFO [stderr] 205 |     let mut black = init_board.0;
Dec 19 15:37:58.997 INFO [stderr]     |         ----^^^^^
Dec 19 15:37:58.997 INFO [stderr]     |         |
Dec 19 15:37:58.997 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.997 INFO [stderr]     |
Dec 19 15:37:58.997 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 15:37:58.997 INFO [stderr] 
Dec 19 15:37:58.997 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.997 INFO [stderr]    --> src/main.rs:206:6
Dec 19 15:37:58.997 INFO [stderr]     |
Dec 19 15:37:58.997 INFO [stderr] 206 |     let mut white = init_board.1;
Dec 19 15:37:58.997 INFO [stderr]     |         ----^^^^^
Dec 19 15:37:58.997 INFO [stderr]     |         |
Dec 19 15:37:58.997 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.997 INFO [stderr] 
Dec 19 15:37:58.997 INFO [stderr] warning: variable does not need to be mutable
Dec 19 15:37:58.997 INFO [stderr]    --> src/main.rs:216:9
Dec 19 15:37:58.997 INFO [stderr]     |
Dec 19 15:37:58.997 INFO [stderr] 216 |     let mut is_target = true;
Dec 19 15:37:58.997 INFO [stderr]     |         ----^^^^^^^^^
Dec 19 15:37:58.997 INFO [stderr]     |         |
Dec 19 15:37:58.997 INFO [stderr]     |         help: remove this `mut`
Dec 19 15:37:58.997 INFO [stderr] 
Dec 19 15:37:58.997 INFO [stderr] warning: constant item is never used: `WHITE`
Dec 19 15:37:58.997 INFO [stderr]  --> src/main.rs:6:1
Dec 19 15:37:58.997 INFO [stderr]   |
Dec 19 15:37:58.997 INFO [stderr] 6 | const WHITE: i32 = 2;
Dec 19 15:37:58.997 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.997 INFO [stderr]   |
Dec 19 15:37:58.997 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:37:58.997 INFO [stderr] 
Dec 19 15:37:58.997 INFO [stderr] warning: constant item is never used: `MAX_EMPTY_FOR_FULL_SEARCH`
Dec 19 15:37:58.997 INFO [stderr]  --> src/main.rs:7:1
Dec 19 15:37:58.997 INFO [stderr]   |
Dec 19 15:37:58.997 INFO [stderr] 7 | const MAX_EMPTY_FOR_FULL_SEARCH: usize = 24;
Dec 19 15:37:58.997 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:58.997 INFO [stderr] 
Dec 19 15:37:59.014 INFO [stderr] warning: function is never used: `count_stones`
Dec 19 15:37:59.014 INFO [stderr]    --> src/main.rs:185:1
Dec 19 15:37:59.014 INFO [stderr]     |
Dec 19 15:37:59.014 INFO [stderr] 185 | fn count_stones(stones: u64) -> i32{
Dec 19 15:37:59.014 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:59.014 INFO [stderr] 
Dec 19 15:37:59.014 INFO [stderr] warning: function is never used: `convert_num_to_move`
Dec 19 15:37:59.014 INFO [stderr]    --> src/main.rs:196:1
Dec 19 15:37:59.014 INFO [stderr]     |
Dec 19 15:37:59.014 INFO [stderr] 196 | fn convert_num_to_move(pos_as_int: u32) -> String{
Dec 19 15:37:59.014 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:37:59.014 INFO [stderr] 
Dec 19 15:37:59.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 19 15:37:59.674 INFO running `"docker" "inspect" "0827b0cfadbf5db85546c48a1941713695bcb45300a46725ae301d9d2236212f"`
Dec 19 15:38:00.054 INFO running `"docker" "rm" "-f" "0827b0cfadbf5db85546c48a1941713695bcb45300a46725ae301d9d2236212f"`
Dec 19 15:38:00.340 INFO [stdout] 0827b0cfadbf5db85546c48a1941713695bcb45300a46725ae301d9d2236212f