Nov 27 19:47:58.901 INFO checking starrtnow/mcts-connect-four against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 19:47:58.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 19:47:59.420 INFO [stdout] 348574f92b8b0c19c21778fda0006f4a2b76501e8506f87849b9ab313ae0e44c
Nov 27 19:47:59.423 INFO running `"docker" "start" "-a" "348574f92b8b0c19c21778fda0006f4a2b76501e8506f87849b9ab313ae0e44c"`
Nov 27 19:48:01.301 INFO [stderr] usermod: no changes
Nov 27 19:48:01.384 INFO [stderr]     Checking connect_three v0.1.0 (/source)
Nov 27 19:48:01.828 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 27 19:48:01.828 INFO [stderr]   --> src/game_state.rs:53:12
Nov 27 19:48:01.828 INFO [stderr]    |
Nov 27 19:48:01.828 INFO [stderr] 53 |         if (column[i] == Color::Empty){
Nov 27 19:48:01.828 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 27 19:48:01.828 INFO [stderr]    |
Nov 27 19:48:01.828 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 27 19:48:01.828 INFO [stderr] 
Nov 27 19:48:01.828 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 27 19:48:01.828 INFO [stderr]    --> src/monte_carlo.rs:243:19
Nov 27 19:48:01.828 INFO [stderr]     |
Nov 27 19:48:01.828 INFO [stderr] 243 |                 if(uct > best_uct){
Nov 27 19:48:01.828 INFO [stderr]     |                   ^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 27 19:48:01.828 INFO [stderr] 
Nov 27 19:48:01.928 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 27 19:48:01.928 INFO [stderr]   --> src/game_state.rs:53:12
Nov 27 19:48:01.928 INFO [stderr]    |
Nov 27 19:48:01.928 INFO [stderr] 53 |         if (column[i] == Color::Empty){
Nov 27 19:48:01.928 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 27 19:48:01.928 INFO [stderr]    |
Nov 27 19:48:01.929 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 27 19:48:01.929 INFO [stderr] 
Nov 27 19:48:01.929 INFO [stderr] warning: unused import: `super::*`
Nov 27 19:48:01.929 INFO [stderr]    --> src/game_state.rs:190:9
Nov 27 19:48:01.929 INFO [stderr]     |
Nov 27 19:48:01.929 INFO [stderr] 190 |     use super::*; 
Nov 27 19:48:01.929 INFO [stderr]     |         ^^^^^^^^
Nov 27 19:48:01.929 INFO [stderr]     |
Nov 27 19:48:01.929 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 27 19:48:01.929 INFO [stderr] 
Nov 27 19:48:01.929 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 27 19:48:01.929 INFO [stderr]    --> src/monte_carlo.rs:243:19
Nov 27 19:48:01.929 INFO [stderr]     |
Nov 27 19:48:01.929 INFO [stderr] 243 |                 if(uct > best_uct){
Nov 27 19:48:01.929 INFO [stderr]     |                   ^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 27 19:48:01.929 INFO [stderr] 
Nov 27 19:48:02.140 INFO [stderr] warning: unused variable: `item`
Nov 27 19:48:02.140 INFO [stderr]   --> src/game_state.rs:51:14
Nov 27 19:48:02.140 INFO [stderr]    |
Nov 27 19:48:02.140 INFO [stderr] 51 | fn push_back(item : Color, column : &mut [Color; 6]) -> usize{
Nov 27 19:48:02.140 INFO [stderr]    |              ^^^^ help: consider using `_item` instead
Nov 27 19:48:02.140 INFO [stderr]    |
Nov 27 19:48:02.140 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 19:48:02.140 INFO [stderr] 
Nov 27 19:48:02.140 INFO [stderr] warning: unused variable: `player`
Nov 27 19:48:02.140 INFO [stderr]   --> src/monte_carlo.rs:66:54
Nov 27 19:48:02.140 INFO [stderr]    |
Nov 27 19:48:02.140 INFO [stderr] 66 | pub fn run_simulation(state : game_state::GameState, player : game_state::Color) -> game_state::End{ 
Nov 27 19:48:02.140 INFO [stderr]    |                                                      ^^^^^^ help: consider using `_player` instead
Nov 27 19:48:02.140 INFO [stderr] 
Nov 27 19:48:02.188 INFO [stderr] warning: unused variable: `item`
Nov 27 19:48:02.188 INFO [stderr]   --> src/game_state.rs:51:14
Nov 27 19:48:02.188 INFO [stderr]    |
Nov 27 19:48:02.188 INFO [stderr] 51 | fn push_back(item : Color, column : &mut [Color; 6]) -> usize{
Nov 27 19:48:02.188 INFO [stderr]    |              ^^^^ help: consider using `_item` instead
Nov 27 19:48:02.188 INFO [stderr]    |
Nov 27 19:48:02.188 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 19:48:02.188 INFO [stderr] 
Nov 27 19:48:02.188 INFO [stderr] warning: unused variable: `player`
Nov 27 19:48:02.188 INFO [stderr]   --> src/monte_carlo.rs:66:54
Nov 27 19:48:02.188 INFO [stderr]    |
Nov 27 19:48:02.188 INFO [stderr] 66 | pub fn run_simulation(state : game_state::GameState, player : game_state::Color) -> game_state::End{ 
Nov 27 19:48:02.188 INFO [stderr]    |                                                      ^^^^^^ help: consider using `_player` instead
Nov 27 19:48:02.188 INFO [stderr] 
Nov 27 19:48:02.188 INFO [stderr] warning: function is never used: `optimal_move_highest_win`
Nov 27 19:48:02.188 INFO [stderr]    --> src/monte_carlo.rs:161:1
Nov 27 19:48:02.188 INFO [stderr]     |
Nov 27 19:48:02.188 INFO [stderr] 161 | fn optimal_move_highest_win(possible_moves : &Vec<(game_state::Move, &UCTData)>) -> game_state::Move{
Nov 27 19:48:02.188 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 19:48:02.188 INFO [stderr]     |
Nov 27 19:48:02.188 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 19:48:02.188 INFO [stderr] 
Nov 27 19:48:02.188 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.188 INFO [stderr]   --> src/game_state.rs:47:35
Nov 27 19:48:02.188 INFO [stderr]    |
Nov 27 19:48:02.188 INFO [stderr] 47 |         (self.x <= BOARD_WIDTH && self.x  >= 0)
Nov 27 19:48:02.188 INFO [stderr]    |                                   ^^^^^^^^^^^^
Nov 27 19:48:02.188 INFO [stderr]    |
Nov 27 19:48:02.188 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Nov 27 19:48:02.188 INFO [stderr] 
Nov 27 19:48:02.188 INFO [stderr] warning: variable `stepX` should have a snake case name such as `step_x`
Nov 27 19:48:02.188 INFO [stderr]    --> src/game_state.rs:109:62
Nov 27 19:48:02.188 INFO [stderr]     |
Nov 27 19:48:02.188 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Nov 27 19:48:02.188 INFO [stderr]     |                                                              ^^^^^
Nov 27 19:48:02.188 INFO [stderr]     |
Nov 27 19:48:02.192 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 27 19:48:02.192 INFO [stderr] 
Nov 27 19:48:02.192 INFO [stderr] warning: variable `stepY` should have a snake case name such as `step_y`
Nov 27 19:48:02.193 INFO [stderr]    --> src/game_state.rs:109:75
Nov 27 19:48:02.193 INFO [stderr]     |
Nov 27 19:48:02.193 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Nov 27 19:48:02.193 INFO [stderr]     |                                                                           ^^^^^
Nov 27 19:48:02.193 INFO [stderr] 
Nov 27 19:48:02.193 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.194 INFO [stderr]    --> src/game_state.rs:114:16
Nov 27 19:48:02.194 INFO [stderr]     |
Nov 27 19:48:02.194 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Nov 27 19:48:02.194 INFO [stderr]     |                ^^^^^
Nov 27 19:48:02.194 INFO [stderr] 
Nov 27 19:48:02.194 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.194 INFO [stderr]    --> src/game_state.rs:114:46
Nov 27 19:48:02.195 INFO [stderr]     |
Nov 27 19:48:02.195 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Nov 27 19:48:02.195 INFO [stderr]     |                                              ^^^^^
Nov 27 19:48:02.195 INFO [stderr] 
Nov 27 19:48:02.253 INFO [stderr] warning: function is never used: `optimal_move_highest_win`
Nov 27 19:48:02.253 INFO [stderr]    --> src/monte_carlo.rs:161:1
Nov 27 19:48:02.253 INFO [stderr]     |
Nov 27 19:48:02.253 INFO [stderr] 161 | fn optimal_move_highest_win(possible_moves : &Vec<(game_state::Move, &UCTData)>) -> game_state::Move{
Nov 27 19:48:02.253 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 19:48:02.253 INFO [stderr]     |
Nov 27 19:48:02.254 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 27 19:48:02.254 INFO [stderr] 
Nov 27 19:48:02.254 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.254 INFO [stderr]   --> src/game_state.rs:47:35
Nov 27 19:48:02.254 INFO [stderr]    |
Nov 27 19:48:02.254 INFO [stderr] 47 |         (self.x <= BOARD_WIDTH && self.x  >= 0)
Nov 27 19:48:02.254 INFO [stderr]    |                                   ^^^^^^^^^^^^
Nov 27 19:48:02.254 INFO [stderr]    |
Nov 27 19:48:02.255 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Nov 27 19:48:02.255 INFO [stderr] 
Nov 27 19:48:02.255 INFO [stderr] warning: variable `stepX` should have a snake case name such as `step_x`
Nov 27 19:48:02.255 INFO [stderr]    --> src/game_state.rs:109:62
Nov 27 19:48:02.255 INFO [stderr]     |
Nov 27 19:48:02.255 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Nov 27 19:48:02.255 INFO [stderr]     |                                                              ^^^^^
Nov 27 19:48:02.256 INFO [stderr]     |
Nov 27 19:48:02.256 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Nov 27 19:48:02.256 INFO [stderr] 
Nov 27 19:48:02.256 INFO [stderr] warning: variable `stepY` should have a snake case name such as `step_y`
Nov 27 19:48:02.256 INFO [stderr]    --> src/game_state.rs:109:75
Nov 27 19:48:02.256 INFO [stderr]     |
Nov 27 19:48:02.256 INFO [stderr] 109 |     pub fn linear_match(&self, start_x : i32, start_y : i32, stepX : i32, stepY : i32, color : Color) -> bool{
Nov 27 19:48:02.257 INFO [stderr]     |                                                                           ^^^^^
Nov 27 19:48:02.257 INFO [stderr] 
Nov 27 19:48:02.257 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.257 INFO [stderr]    --> src/game_state.rs:114:16
Nov 27 19:48:02.257 INFO [stderr]     |
Nov 27 19:48:02.258 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Nov 27 19:48:02.258 INFO [stderr]     |                ^^^^^
Nov 27 19:48:02.258 INFO [stderr] 
Nov 27 19:48:02.258 INFO [stderr] warning: comparison is useless due to type limits
Nov 27 19:48:02.258 INFO [stderr]    --> src/game_state.rs:114:46
Nov 27 19:48:02.259 INFO [stderr]     |
Nov 27 19:48:02.259 INFO [stderr] 114 |             if x < 0 || x >= BOARD_HEIGHT || y < 0 || y >= BOARD_WIDTH{
Nov 27 19:48:02.259 INFO [stderr]     |                                              ^^^^^
Nov 27 19:48:02.259 INFO [stderr] 
Nov 27 19:48:02.300 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Nov 27 19:48:02.300 INFO [stderr] su: No module specific data is present
Nov 27 19:48:03.500 INFO running `"docker" "inspect" "348574f92b8b0c19c21778fda0006f4a2b76501e8506f87849b9ab313ae0e44c"`
Nov 27 19:48:03.825 INFO running `"docker" "rm" "-f" "348574f92b8b0c19c21778fda0006f4a2b76501e8506f87849b9ab313ae0e44c"`
Nov 27 19:48:04.173 INFO [stdout] 348574f92b8b0c19c21778fda0006f4a2b76501e8506f87849b9ab313ae0e44c