Dec 19 19:16:37.845 INFO checking cauebs/gomoku against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 19:16:37.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/cauebs/gomoku:/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 19:16:38.305 INFO [stdout] 6cd70d510ac6087717e20809371723f602edf6f81c6e630463b9f967edb42d85
Dec 19 19:16:38.307 INFO running `"docker" "start" "-a" "6cd70d510ac6087717e20809371723f602edf6f81c6e630463b9f967edb42d85"`
Dec 19 19:16:40.404 INFO [stderr]     Checking gomoku v0.1.0 (/opt/crater/workdir)
Dec 19 19:16:41.448 INFO [stderr] warning: unused variable: `board`
Dec 19 19:16:41.448 INFO [stderr]   --> src/ai.rs:66:26
Dec 19 19:16:41.448 INFO [stderr]    |
Dec 19 19:16:41.448 INFO [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
Dec 19 19:16:41.448 INFO [stderr]    |                          ^^^^^ help: consider using `_board` instead
Dec 19 19:16:41.448 INFO [stderr]    |
Dec 19 19:16:41.448 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 19:16:41.448 INFO [stderr] 
Dec 19 19:16:41.448 INFO [stderr] warning: unused variable: `last_move`
Dec 19 19:16:41.448 INFO [stderr]   --> src/ai.rs:66:41
Dec 19 19:16:41.449 INFO [stderr]    |
Dec 19 19:16:41.449 INFO [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
Dec 19 19:16:41.449 INFO [stderr]    |                                         ^^^^^^^^^ help: consider using `_last_move` instead
Dec 19 19:16:41.449 INFO [stderr] 
Dec 19 19:16:41.571 INFO [stderr] warning: method is never used: `new`
Dec 19 19:16:41.571 INFO [stderr]   --> src/ai.rs:28:5
Dec 19 19:16:41.571 INFO [stderr]    |
Dec 19 19:16:41.571 INFO [stderr] 28 |     fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self {
Dec 19 19:16:41.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.571 INFO [stderr]    |
Dec 19 19:16:41.571 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 19:16:41.571 INFO [stderr] 
Dec 19 19:16:41.571 INFO [stderr] warning: function is never used: `coordinates_from_str`
Dec 19 19:16:41.571 INFO [stderr]  --> src/coordinates.rs:7:1
Dec 19 19:16:41.571 INFO [stderr]   |
Dec 19 19:16:41.571 INFO [stderr] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> {
Dec 19 19:16:41.571 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.571 INFO [stderr] 
Dec 19 19:16:41.571 INFO [stderr] warning: method is never used: `play_turns`
Dec 19 19:16:41.571 INFO [stderr]   --> src/game.rs:62:5
Dec 19 19:16:41.571 INFO [stderr]    |
Dec 19 19:16:41.571 INFO [stderr] 62 |     pub fn play_turns(&mut self, turns: u32) -> Option<EndGame> {
Dec 19 19:16:41.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.571 INFO [stderr] 
Dec 19 19:16:41.571 INFO [stderr] warning: struct is never constructed: `RandomBot`
Dec 19 19:16:41.571 INFO [stderr]   --> src/players.rs:42:1
Dec 19 19:16:41.571 INFO [stderr]    |
Dec 19 19:16:41.572 INFO [stderr] 42 | pub struct RandomBot;
Dec 19 19:16:41.572 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.572 INFO [stderr] 
Dec 19 19:16:41.572 INFO [stderr] warning: struct is never constructed: `TestBot`
Dec 19 19:16:41.572 INFO [stderr]   --> src/players.rs:51:1
Dec 19 19:16:41.572 INFO [stderr]    |
Dec 19 19:16:41.572 INFO [stderr] 51 | pub struct TestBot {
Dec 19 19:16:41.572 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.572 INFO [stderr] 
Dec 19 19:16:41.572 INFO [stderr] warning: method is never used: `new`
Dec 19 19:16:41.572 INFO [stderr]   --> src/players.rs:56:5
Dec 19 19:16:41.572 INFO [stderr]    |
Dec 19 19:16:41.572 INFO [stderr] 56 |     pub fn new(mut moves: Vec<(usize, usize)>) -> Self {
Dec 19 19:16:41.572 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.572 INFO [stderr] 
Dec 19 19:16:41.724 INFO [stderr] warning: unused variable: `board`
Dec 19 19:16:41.724 INFO [stderr]   --> src/ai.rs:66:26
Dec 19 19:16:41.724 INFO [stderr]    |
Dec 19 19:16:41.724 INFO [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
Dec 19 19:16:41.724 INFO [stderr]    |                          ^^^^^ help: consider using `_board` instead
Dec 19 19:16:41.724 INFO [stderr]    |
Dec 19 19:16:41.724 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 19:16:41.724 INFO [stderr] 
Dec 19 19:16:41.724 INFO [stderr] warning: unused variable: `last_move`
Dec 19 19:16:41.724 INFO [stderr]   --> src/ai.rs:66:41
Dec 19 19:16:41.724 INFO [stderr]    |
Dec 19 19:16:41.724 INFO [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
Dec 19 19:16:41.724 INFO [stderr]    |                                         ^^^^^^^^^ help: consider using `_last_move` instead
Dec 19 19:16:41.724 INFO [stderr] 
Dec 19 19:16:41.796 INFO [stderr] warning: method is never used: `new`
Dec 19 19:16:41.796 INFO [stderr]   --> src/ai.rs:28:5
Dec 19 19:16:41.796 INFO [stderr]    |
Dec 19 19:16:41.796 INFO [stderr] 28 |     fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self {
Dec 19 19:16:41.796 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.796 INFO [stderr]    |
Dec 19 19:16:41.796 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 19:16:41.796 INFO [stderr] 
Dec 19 19:16:41.796 INFO [stderr] warning: function is never used: `coordinates_from_str`
Dec 19 19:16:41.796 INFO [stderr]  --> src/coordinates.rs:7:1
Dec 19 19:16:41.796 INFO [stderr]   |
Dec 19 19:16:41.796 INFO [stderr] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> {
Dec 19 19:16:41.796 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.796 INFO [stderr] 
Dec 19 19:16:41.796 INFO [stderr] warning: struct is never constructed: `RandomBot`
Dec 19 19:16:41.796 INFO [stderr]   --> src/players.rs:42:1
Dec 19 19:16:41.796 INFO [stderr]    |
Dec 19 19:16:41.796 INFO [stderr] 42 | pub struct RandomBot;
Dec 19 19:16:41.796 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 19:16:41.796 INFO [stderr] 
Dec 19 19:16:41.860 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 19 19:16:42.456 INFO running `"docker" "inspect" "6cd70d510ac6087717e20809371723f602edf6f81c6e630463b9f967edb42d85"`
Dec 19 19:16:42.586 INFO running `"docker" "rm" "-f" "6cd70d510ac6087717e20809371723f602edf6f81c6e630463b9f967edb42d85"`
Dec 19 19:16:42.901 INFO [stdout] 6cd70d510ac6087717e20809371723f602edf6f81c6e630463b9f967edb42d85