Dec 13 02:13:15.180 INFO testing starrtnow/mcts-connect-four against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 02:13:15.180 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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"`
Dec 13 02:13:15.611 INFO [stdout] 57b1daf23f806c2aabce56742afd3ef75d583c80b8369d415ae15e37f904d9df
Dec 13 02:13:15.615 INFO running `"docker" "start" "-a" "57b1daf23f806c2aabce56742afd3ef75d583c80b8369d415ae15e37f904d9df"`
Dec 13 02:13:16.802 INFO [stderr] usermod: no changes
Dec 13 02:13:16.891 INFO [stderr]    Compiling libc v0.2.17
Dec 13 02:13:17.759 INFO [stderr]    Compiling time v0.1.35
Dec 13 02:13:17.759 INFO [stderr]    Compiling rand v0.3.14
Dec 13 02:13:20.975 INFO [stderr]    Compiling connect_three v0.1.0 (/source)
Dec 13 02:13:21.243 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 02:13:21.243 INFO [stderr]   --> src/game_state.rs:53:12
Dec 13 02:13:21.243 INFO [stderr]    |
Dec 13 02:13:21.243 INFO [stderr] 53 |         if (column[i] == Color::Empty){
Dec 13 02:13:21.243 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 02:13:21.243 INFO [stderr]    |
Dec 13 02:13:21.243 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 02:13:21.243 INFO [stderr] 
Dec 13 02:13:21.251 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 02:13:21.251 INFO [stderr]    --> src/monte_carlo.rs:243:19
Dec 13 02:13:21.251 INFO [stderr]     |
Dec 13 02:13:21.251 INFO [stderr] 243 |                 if(uct > best_uct){
Dec 13 02:13:21.251 INFO [stderr]     |                   ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 02:13:21.251 INFO [stderr] 
Dec 13 02:13:21.391 INFO [stderr] warning: unused variable: `item`
Dec 13 02:13:21.391 INFO [stderr]   --> src/game_state.rs:51:14
Dec 13 02:13:21.391 INFO [stderr]    |
Dec 13 02:13:21.391 INFO [stderr] 51 | fn push_back(item : Color, column : &mut [Color; 6]) -> usize{
Dec 13 02:13:21.391 INFO [stderr]    |              ^^^^ help: consider using `_item` instead
Dec 13 02:13:21.391 INFO [stderr]    |
Dec 13 02:13:21.391 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 02:13:21.391 INFO [stderr] 
Dec 13 02:13:21.391 INFO [stderr] warning: unused variable: `player`
Dec 13 02:13:21.391 INFO [stderr]   --> src/monte_carlo.rs:66:54
Dec 13 02:13:21.391 INFO [stderr]    |
Dec 13 02:13:21.391 INFO [stderr] 66 | pub fn run_simulation(state : game_state::GameState, player : game_state::Color) -> game_state::End{ 
Dec 13 02:13:21.391 INFO [stderr]    |                                                      ^^^^^^ help: consider using `_player` instead
Dec 13 02:13:21.391 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: function is never used: `optimal_move_highest_win`
Dec 13 02:13:21.435 INFO [stderr]    --> src/monte_carlo.rs:161:1
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr] 161 | fn optimal_move_highest_win(possible_moves : &Vec<(game_state::Move, &UCTData)>) -> game_state::Move{
Dec 13 02:13:21.435 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:21.435 INFO [stderr]   --> src/game_state.rs:47:35
Dec 13 02:13:21.435 INFO [stderr]    |
Dec 13 02:13:21.435 INFO [stderr] 47 |         (self.x <= BOARD_WIDTH && self.x  >= 0)
Dec 13 02:13:21.435 INFO [stderr]    |                                   ^^^^^^^^^^^^
Dec 13 02:13:21.435 INFO [stderr]    |
Dec 13 02:13:21.435 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: variable `stepX` should have a snake case name such as `step_x`
Dec 13 02:13:21.435 INFO [stderr]    --> src/game_state.rs:109:62
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Dec 13 02:13:21.435 INFO [stderr]     |                                                              ^^^^^
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: variable `stepY` should have a snake case name such as `step_y`
Dec 13 02:13:21.435 INFO [stderr]    --> src/game_state.rs:109:75
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Dec 13 02:13:21.435 INFO [stderr]     |                                                                           ^^^^^
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:21.435 INFO [stderr]    --> src/game_state.rs:114:16
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Dec 13 02:13:21.435 INFO [stderr]     |                ^^^^^
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:21.435 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:21.435 INFO [stderr]    --> src/game_state.rs:114:46
Dec 13 02:13:21.435 INFO [stderr]     |
Dec 13 02:13:21.435 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Dec 13 02:13:21.435 INFO [stderr]     |                                              ^^^^^
Dec 13 02:13:21.435 INFO [stderr] 
Dec 13 02:13:22.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.07s
Dec 13 02:13:22.908 INFO [stderr] su: No module specific data is present
Dec 13 02:13:23.675 INFO running `"docker" "inspect" "57b1daf23f806c2aabce56742afd3ef75d583c80b8369d415ae15e37f904d9df"`
Dec 13 02:13:23.896 INFO running `"docker" "rm" "-f" "57b1daf23f806c2aabce56742afd3ef75d583c80b8369d415ae15e37f904d9df"`
Dec 13 02:13:24.259 INFO [stdout] 57b1daf23f806c2aabce56742afd3ef75d583c80b8369d415ae15e37f904d9df
Dec 13 02:13:24.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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"`
Dec 13 02:13:24.604 INFO [stdout] c22c61a409d06baf7f2abbef30f1cccc8b1773f61d6e9f7c8d51b1e6761a04ce
Dec 13 02:13:24.609 INFO running `"docker" "start" "-a" "c22c61a409d06baf7f2abbef30f1cccc8b1773f61d6e9f7c8d51b1e6761a04ce"`
Dec 13 02:13:25.701 INFO [stderr] usermod: no changes
Dec 13 02:13:25.752 INFO [stderr]    Compiling connect_three v0.1.0 (/source)
Dec 13 02:13:25.969 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 02:13:25.973 INFO [stderr]   --> src/game_state.rs:53:12
Dec 13 02:13:25.973 INFO [stderr]    |
Dec 13 02:13:25.973 INFO [stderr] 53 |         if (column[i] == Color::Empty){
Dec 13 02:13:25.973 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 02:13:25.973 INFO [stderr]    |
Dec 13 02:13:25.973 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 02:13:25.973 INFO [stderr] 
Dec 13 02:13:25.973 INFO [stderr] warning: unused import: `super::*`
Dec 13 02:13:25.973 INFO [stderr]    --> src/game_state.rs:190:9
Dec 13 02:13:25.973 INFO [stderr]     |
Dec 13 02:13:25.974 INFO [stderr] 190 |     use super::*; 
Dec 13 02:13:25.974 INFO [stderr]     |         ^^^^^^^^
Dec 13 02:13:25.974 INFO [stderr]     |
Dec 13 02:13:25.974 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 13 02:13:25.974 INFO [stderr] 
Dec 13 02:13:25.974 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 02:13:25.974 INFO [stderr]    --> src/monte_carlo.rs:243:19
Dec 13 02:13:25.974 INFO [stderr]     |
Dec 13 02:13:25.974 INFO [stderr] 243 |                 if(uct > best_uct){
Dec 13 02:13:25.974 INFO [stderr]     |                   ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 02:13:25.974 INFO [stderr] 
Dec 13 02:13:26.131 INFO [stderr] warning: unused variable: `item`
Dec 13 02:13:26.131 INFO [stderr]   --> src/game_state.rs:51:14
Dec 13 02:13:26.131 INFO [stderr]    |
Dec 13 02:13:26.131 INFO [stderr] 51 | fn push_back(item : Color, column : &mut [Color; 6]) -> usize{
Dec 13 02:13:26.131 INFO [stderr]    |              ^^^^ help: consider using `_item` instead
Dec 13 02:13:26.131 INFO [stderr]    |
Dec 13 02:13:26.131 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 02:13:26.131 INFO [stderr] 
Dec 13 02:13:26.131 INFO [stderr] warning: unused variable: `player`
Dec 13 02:13:26.131 INFO [stderr]   --> src/monte_carlo.rs:66:54
Dec 13 02:13:26.131 INFO [stderr]    |
Dec 13 02:13:26.131 INFO [stderr] 66 | pub fn run_simulation(state : game_state::GameState, player : game_state::Color) -> game_state::End{ 
Dec 13 02:13:26.131 INFO [stderr]    |                                                      ^^^^^^ help: consider using `_player` instead
Dec 13 02:13:26.131 INFO [stderr] 
Dec 13 02:13:26.162 INFO [stderr] warning: function is never used: `optimal_move_highest_win`
Dec 13 02:13:26.162 INFO [stderr]    --> src/monte_carlo.rs:161:1
Dec 13 02:13:26.162 INFO [stderr]     |
Dec 13 02:13:26.162 INFO [stderr] 161 | fn optimal_move_highest_win(possible_moves : &Vec<(game_state::Move, &UCTData)>) -> game_state::Move{
Dec 13 02:13:26.162 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 02:13:26.162 INFO [stderr]     |
Dec 13 02:13:26.162 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 02:13:26.162 INFO [stderr] 
Dec 13 02:13:26.162 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:26.162 INFO [stderr]   --> src/game_state.rs:47:35
Dec 13 02:13:26.162 INFO [stderr]    |
Dec 13 02:13:26.162 INFO [stderr] 47 |         (self.x <= BOARD_WIDTH && self.x  >= 0)
Dec 13 02:13:26.162 INFO [stderr]    |                                   ^^^^^^^^^^^^
Dec 13 02:13:26.162 INFO [stderr]    |
Dec 13 02:13:26.162 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 13 02:13:26.162 INFO [stderr] 
Dec 13 02:13:26.163 INFO [stderr] warning: variable `stepX` should have a snake case name such as `step_x`
Dec 13 02:13:26.163 INFO [stderr]    --> src/game_state.rs:109:62
Dec 13 02:13:26.163 INFO [stderr]     |
Dec 13 02:13:26.163 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Dec 13 02:13:26.163 INFO [stderr]     |                                                              ^^^^^
Dec 13 02:13:26.163 INFO [stderr]     |
Dec 13 02:13:26.163 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 13 02:13:26.163 INFO [stderr] 
Dec 13 02:13:26.163 INFO [stderr] warning: variable `stepY` should have a snake case name such as `step_y`
Dec 13 02:13:26.163 INFO [stderr]    --> src/game_state.rs:109:75
Dec 13 02:13:26.163 INFO [stderr]     |
Dec 13 02:13:26.163 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Dec 13 02:13:26.163 INFO [stderr]     |                                                                           ^^^^^
Dec 13 02:13:26.163 INFO [stderr] 
Dec 13 02:13:26.163 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:26.163 INFO [stderr]    --> src/game_state.rs:114:16
Dec 13 02:13:26.163 INFO [stderr]     |
Dec 13 02:13:26.163 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Dec 13 02:13:26.163 INFO [stderr]     |                ^^^^^
Dec 13 02:13:26.163 INFO [stderr] 
Dec 13 02:13:26.163 INFO [stderr] warning: comparison is useless due to type limits
Dec 13 02:13:26.163 INFO [stderr]    --> src/game_state.rs:114:46
Dec 13 02:13:26.163 INFO [stderr]     |
Dec 13 02:13:26.163 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Dec 13 02:13:26.163 INFO [stderr]     |                                              ^^^^^
Dec 13 02:13:26.163 INFO [stderr] 
Dec 13 02:13:26.513 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 13 02:13:26.519 INFO [stderr] su: No module specific data is present
Dec 13 02:13:27.231 INFO running `"docker" "inspect" "c22c61a409d06baf7f2abbef30f1cccc8b1773f61d6e9f7c8d51b1e6761a04ce"`
Dec 13 02:13:27.497 INFO running `"docker" "rm" "-f" "c22c61a409d06baf7f2abbef30f1cccc8b1773f61d6e9f7c8d51b1e6761a04ce"`
Dec 13 02:13:27.791 INFO [stdout] c22c61a409d06baf7f2abbef30f1cccc8b1773f61d6e9f7c8d51b1e6761a04ce
Dec 13 02:13:27.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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"`
Dec 13 02:13:28.147 INFO [stdout] cfc046093b61f339a2fb4819653a416dd75a1ee3eac250541bd03d9052dec38b
Dec 13 02:13:28.148 INFO running `"docker" "start" "-a" "cfc046093b61f339a2fb4819653a416dd75a1ee3eac250541bd03d9052dec38b"`
Dec 13 02:13:28.957 INFO [stderr] usermod: no changes
Dec 13 02:13:29.051 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 02:13:29.063 INFO [stderr]      Running /target/debug/deps/connect_three-fdd6820a3164622c
Dec 13 02:13:29.072 INFO [stdout] 
Dec 13 02:13:29.072 INFO [stdout] running 0 tests
Dec 13 02:13:29.072 INFO [stdout] 
Dec 13 02:13:29.072 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 02:13:29.072 INFO [stdout] 
Dec 13 02:13:29.074 INFO [stderr] su: No module specific data is present
Dec 13 02:13:29.659 INFO running `"docker" "inspect" "cfc046093b61f339a2fb4819653a416dd75a1ee3eac250541bd03d9052dec38b"`
Dec 13 02:13:29.903 INFO running `"docker" "rm" "-f" "cfc046093b61f339a2fb4819653a416dd75a1ee3eac250541bd03d9052dec38b"`
Dec 13 02:13:30.193 INFO [stdout] cfc046093b61f339a2fb4819653a416dd75a1ee3eac250541bd03d9052dec38b