[INFO] cloning repository https://github.com/huytd/sergaem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huytd/sergaem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fsergaem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fsergaem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bfdd4aa0a66f96af4d65a2a09927b3cb0d9313e
[INFO] checking huytd/sergaem against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuytd%2Fsergaem" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/huytd/sergaem on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/huytd/sergaem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68017ae66c0617a94a90b8df5849ed668df15937236faa2fdc2a45bb537881a1
[INFO] running `Command { std: "docker" "start" "-a" "68017ae66c0617a94a90b8df5849ed668df15937236faa2fdc2a45bb537881a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68017ae66c0617a94a90b8df5849ed668df15937236faa2fdc2a45bb537881a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68017ae66c0617a94a90b8df5849ed668df15937236faa2fdc2a45bb537881a1", kill_on_drop: false }`
[INFO] [stdout] 68017ae66c0617a94a90b8df5849ed668df15937236faa2fdc2a45bb537881a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ab2ed2e6a00231b56844d4699f40e57ade0c391712eacd173bfa3499248ffb
[INFO] running `Command { std: "docker" "start" "-a" "69ab2ed2e6a00231b56844d4699f40e57ade0c391712eacd173bfa3499248ffb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking sergaem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `CloseCode`, `Handler`, `Handshake`, `Message`, and `Result`
[INFO] [stdout]  --> src/engine/network.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{CloseCode, Sender, Handler, Handshake, Message, Result};
[INFO] [stdout]   |          ^^^^^^^^^          ^^^^^^^  ^^^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ws::util::Token`
[INFO] [stdout]  --> src/engine/client_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ws::util::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CloseCode`, `Handler`, `Handshake`, `Message`, and `Result`
[INFO] [stdout]  --> src/engine/network.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{CloseCode, Sender, Handler, Handshake, Message, Result};
[INFO] [stdout]   |          ^^^^^^^^^          ^^^^^^^  ^^^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ws::util::Token`
[INFO] [stdout]  --> src/engine/client_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ws::util::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/game_manager.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for (_, mut game) in &mut self.games {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/game.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 let mut game_logic = GameLogic::new(self.clone());
[INFO] [stdout]    |                     ----^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `clients` is never read
[INFO] [stdout]  --> src/engine/network.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct NetworkManager {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 8 |     pub clients: Vec<Sender>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_total_clients`, `add_client`, and `remove_client` are never used
[INFO] [stdout]   --> src/engine/network.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl NetworkManager {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn get_total_clients(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn add_client(&mut self, client: Sender) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn remove_client(&mut self, token: Token) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_player`, `get_games_list`, and `player_join_game` are never used
[INFO] [stdout]   --> src/engine/game_manager.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl GameManager {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn remove_player(&mut self, player_token: Token) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn get_games_list(&self) -> Vec<u64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn player_join_game(&mut self, player: Sender, game_id: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `kick` and `join` are never used
[INFO] [stdout]   --> src/engine/game.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn kick(&mut self, player_token: Token) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn join(&mut self, player: Sender) -> bool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine/game.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             player.send(Message::from(msg));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |             let _ = player.send(Message::from(msg));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/game_manager.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for (_, mut game) in &mut self.games {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/game.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 let mut game_logic = GameLogic::new(self.clone());
[INFO] [stdout]    |                     ----^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `clients` is never read
[INFO] [stdout]  --> src/engine/network.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct NetworkManager {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 8 |     pub clients: Vec<Sender>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_total_clients`, `add_client`, and `remove_client` are never used
[INFO] [stdout]   --> src/engine/network.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl NetworkManager {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn get_total_clients(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn add_client(&mut self, client: Sender) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn remove_client(&mut self, token: Token) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_player`, `get_games_list`, and `player_join_game` are never used
[INFO] [stdout]   --> src/engine/game_manager.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl GameManager {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn remove_player(&mut self, player_token: Token) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn get_games_list(&self) -> Vec<u64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn player_join_game(&mut self, player: Sender, game_id: u64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `kick` and `join` are never used
[INFO] [stdout]   --> src/engine/game.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn kick(&mut self, player_token: Token) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn join(&mut self, player: Sender) -> bool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine/game.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             player.send(Message::from(msg));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |             let _ = player.send(Message::from(msg));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "69ab2ed2e6a00231b56844d4699f40e57ade0c391712eacd173bfa3499248ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ab2ed2e6a00231b56844d4699f40e57ade0c391712eacd173bfa3499248ffb", kill_on_drop: false }`
[INFO] [stdout] 69ab2ed2e6a00231b56844d4699f40e57ade0c391712eacd173bfa3499248ffb
