[INFO] updating cached repository https://github.com/huytd/sergaem
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1bfdd4aa0a66f96af4d65a2a09927b3cb0d9313e
[INFO] testing huytd/sergaem against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fsergaem" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huytd/sergaem on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/huytd/sergaem
[INFO] finished tweaking git repo https://github.com/huytd/sergaem
[INFO] tweaked toml for git repo https://github.com/huytd/sergaem written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/huytd/sergaem already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cc8c643777adc88aaf824f718501a284ff7708fa70105cfef64341f973b937c
[INFO] running `"docker" "start" "-a" "4cc8c643777adc88aaf824f718501a284ff7708fa70105cfef64341f973b937c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling ws v0.7.9
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling sergaem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `CloseCode`, `Handler`, `Handshake`, `Message`, `Result`
[INFO] [stderr]  --> src/engine/network.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ws::{CloseCode, Sender, Handler, Handshake, Message, Result};
[INFO] [stderr]   |          ^^^^^^^^^          ^^^^^^^  ^^^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ws::util::Token`
[INFO] [stderr]  --> src/engine/client_handler.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ws::util::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game_manager.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for (_, mut game) in &mut self.games {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
[INFO] [stderr]    |                     ----^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_total_clients`
[INFO] [stderr]   --> src/engine/network.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_total_clients(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_client`
[INFO] [stderr]   --> src/engine/network.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn add_client(&mut self, client: Sender) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_client`
[INFO] [stderr]   --> src/engine/network.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn remove_client(&mut self, token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_player`
[INFO] [stderr]   --> src/engine/game_manager.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn remove_player(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_games_list`
[INFO] [stderr]   --> src/engine/game_manager.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn get_games_list(&self) -> Vec<u64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `player_join_game`
[INFO] [stderr]   --> src/engine/game_manager.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn player_join_game(&mut self, player: Sender, game_id: u64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kick`
[INFO] [stderr]   --> src/engine/game.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn kick(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `join`
[INFO] [stderr]   --> src/engine/game.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn join(&mut self, player: Sender) -> bool {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/engine/game.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             player.send(Message::from(msg));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.29s
[INFO] running `"docker" "inspect" "4cc8c643777adc88aaf824f718501a284ff7708fa70105cfef64341f973b937c"`
[INFO] running `"docker" "rm" "-f" "4cc8c643777adc88aaf824f718501a284ff7708fa70105cfef64341f973b937c"`
[INFO] [stdout] 4cc8c643777adc88aaf824f718501a284ff7708fa70105cfef64341f973b937c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67922859753dd15bdb26e3ad84990c8383e7f455bd2fe4ff844d646995df5223
[INFO] running `"docker" "start" "-a" "67922859753dd15bdb26e3ad84990c8383e7f455bd2fe4ff844d646995df5223"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sergaem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `CloseCode`, `Handler`, `Handshake`, `Message`, `Result`
[INFO] [stderr]  --> src/engine/network.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ws::{CloseCode, Sender, Handler, Handshake, Message, Result};
[INFO] [stderr]   |          ^^^^^^^^^          ^^^^^^^  ^^^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ws::util::Token`
[INFO] [stderr]  --> src/engine/client_handler.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ws::util::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game_manager.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for (_, mut game) in &mut self.games {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
[INFO] [stderr]    |                     ----^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_total_clients`
[INFO] [stderr]   --> src/engine/network.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_total_clients(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_client`
[INFO] [stderr]   --> src/engine/network.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn add_client(&mut self, client: Sender) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_client`
[INFO] [stderr]   --> src/engine/network.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn remove_client(&mut self, token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_player`
[INFO] [stderr]   --> src/engine/game_manager.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn remove_player(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_games_list`
[INFO] [stderr]   --> src/engine/game_manager.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn get_games_list(&self) -> Vec<u64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `player_join_game`
[INFO] [stderr]   --> src/engine/game_manager.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn player_join_game(&mut self, player: Sender, game_id: u64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kick`
[INFO] [stderr]   --> src/engine/game.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn kick(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `join`
[INFO] [stderr]   --> src/engine/game.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn join(&mut self, player: Sender) -> bool {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/engine/game.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             player.send(Message::from(msg));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "67922859753dd15bdb26e3ad84990c8383e7f455bd2fe4ff844d646995df5223"`
[INFO] running `"docker" "rm" "-f" "67922859753dd15bdb26e3ad84990c8383e7f455bd2fe4ff844d646995df5223"`
[INFO] [stdout] 67922859753dd15bdb26e3ad84990c8383e7f455bd2fe4ff844d646995df5223
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c5ea3ae8fa822458b98853c1b03e29eb8317bcbe9252ace46ea327aed8411bf
[INFO] running `"docker" "start" "-a" "8c5ea3ae8fa822458b98853c1b03e29eb8317bcbe9252ace46ea327aed8411bf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused imports: `CloseCode`, `Handler`, `Handshake`, `Message`, `Result`
[INFO] [stderr]  --> src/engine/network.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ws::{CloseCode, Sender, Handler, Handshake, Message, Result};
[INFO] [stderr]   |          ^^^^^^^^^          ^^^^^^^  ^^^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ws::util::Token`
[INFO] [stderr]  --> src/engine/client_handler.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ws::util::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game_manager.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for (_, mut game) in &mut self.games {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/engine/game.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let mut game_logic = GameLogic::new(self.clone());
[INFO] [stderr]    |                     ----^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_total_clients`
[INFO] [stderr]   --> src/engine/network.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_total_clients(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_client`
[INFO] [stderr]   --> src/engine/network.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn add_client(&mut self, client: Sender) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_client`
[INFO] [stderr]   --> src/engine/network.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn remove_client(&mut self, token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_player`
[INFO] [stderr]   --> src/engine/game_manager.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn remove_player(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_games_list`
[INFO] [stderr]   --> src/engine/game_manager.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn get_games_list(&self) -> Vec<u64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `player_join_game`
[INFO] [stderr]   --> src/engine/game_manager.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn player_join_game(&mut self, player: Sender, game_id: u64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kick`
[INFO] [stderr]   --> src/engine/game.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn kick(&mut self, player_token: Token) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `join`
[INFO] [stderr]   --> src/engine/game.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn join(&mut self, player: Sender) -> bool {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/engine/game.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             player.send(Message::from(msg));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sergaem-36c456ce4c01ec01
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8c5ea3ae8fa822458b98853c1b03e29eb8317bcbe9252ace46ea327aed8411bf"`
[INFO] running `"docker" "rm" "-f" "8c5ea3ae8fa822458b98853c1b03e29eb8317bcbe9252ace46ea327aed8411bf"`
[INFO] [stdout] 8c5ea3ae8fa822458b98853c1b03e29eb8317bcbe9252ace46ea327aed8411bf