[INFO] cloning repository https://github.com/sh-cho/kakao-quizbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sh-cho/kakao-quizbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh-cho%2Fkakao-quizbot", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd282f62fac031fe28c4a83c7469a342ff89a589
[INFO] testing sh-cho/kakao-quizbot against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsh-cho%2Fkakao-quizbot" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/sh-cho/kakao-quizbot
[INFO] finished tweaking git repo https://github.com/sh-cho/kakao-quizbot
[INFO] tweaked toml for git repo https://github.com/sh-cho/kakao-quizbot written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sh-cho/kakao-quizbot on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sh-cho/kakao-quizbot 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kakao-rs v0.3.6
[INFO] [stderr]    Compiling redis v0.24.0
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[INFO] [stderr]    Compiling hyper-util v0.1.3
[INFO] [stderr]    Compiling bb8-redis v0.14.0
[INFO] [stderr]    Compiling kakao-quizbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `redis::AsyncCommands`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use redis::AsyncCommands;
[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: `BasicCard`
[INFO] [stdout]  --> src/web/routes_bot_request.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use kakao_rs::prelude::{BasicCard, SimpleImage, SimpleText, Template};
[INFO] [stdout]   |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/game/db.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `QUIZ_CATEGORIES`
[INFO] [stdout]   --> src/game/state.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::game::db::{flag_quiz_db, QUIZ_CATEGORIES, quiz_db, QuizType};
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::model::Quiz`
[INFO] [stdout]   --> src/game/state.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use crate::game::model::Quiz;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `redis::AsyncCommands`
[INFO] [stdout]   --> src/game/state.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use redis::AsyncCommands;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/error.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Error::GameNotFound(group_key) => {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool`
[INFO] [stdout]   --> src/game/state.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(pool: RedisConnectionPool) -> Result<Self> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/game/state.rs:190:37
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]    --> src/game/state.rs:190:52
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_USER_SCORES_KEY` is never used
[INFO] [stdout]   --> src/game/state.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const REDIS_USER_SCORES_KEY: &str = "user_scores";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_GROUP_SCORES_KEY` is never used
[INFO] [stdout]   --> src/game/state.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const REDIS_GROUP_SCORES_KEY: &str = "group_scores";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_ranking` is never used
[INFO] [stdout]    --> src/game/state.rs:190:18
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl GameManager {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `group_key` is never read
[INFO] [stdout]    --> src/game/state.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 213 | pub struct Game {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 214 |     group_key: GroupKey,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Game` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RedisConnection` is never constructed
[INFO] [stdout]   --> src/conn.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RedisConnection(pub PooledConnection<'static, RedisConnectionManager>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.24.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 13`
[INFO] running `Command { std: "docker" "inspect" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling kakao-quizbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `redis::AsyncCommands`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use redis::AsyncCommands;
[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: `BasicCard`
[INFO] [stdout]  --> src/web/routes_bot_request.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use kakao_rs::prelude::{BasicCard, SimpleImage, SimpleText, Template};
[INFO] [stdout]   |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/game/db.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `QUIZ_CATEGORIES`
[INFO] [stdout]   --> src/game/state.rs:24:37
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::game::db::{flag_quiz_db, QUIZ_CATEGORIES, quiz_db, QuizType};
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::model::Quiz`
[INFO] [stdout]   --> src/game/state.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use crate::game::model::Quiz;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `redis::AsyncCommands`
[INFO] [stdout]   --> src/game/state.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use redis::AsyncCommands;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/error.rs:58:33
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Error::GameNotFound(group_key) => {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pool`
[INFO] [stdout]   --> src/game/state.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn new(pool: RedisConnectionPool) -> Result<Self> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/game/state.rs:190:37
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]    --> src/game/state.rs:190:52
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_USER_SCORES_KEY` is never used
[INFO] [stdout]   --> src/game/state.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const REDIS_USER_SCORES_KEY: &str = "user_scores";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_GROUP_SCORES_KEY` is never used
[INFO] [stdout]   --> src/game/state.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const REDIS_GROUP_SCORES_KEY: &str = "group_scores";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_ranking` is never used
[INFO] [stdout]    --> src/game/state.rs:190:18
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl GameManager {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `group_key` is never read
[INFO] [stdout]    --> src/game/state.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 213 | pub struct Game {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 214 |     group_key: GroupKey,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Game` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RedisConnection` is never constructed
[INFO] [stdout]   --> src/conn.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RedisConnection(pub PooledConnection<'static, RedisConnectionManager>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.24.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 13`
[INFO] running `Command { std: "docker" "inspect" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `redis::AsyncCommands`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use redis::AsyncCommands;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BasicCard`
[INFO] [stderr]  --> src/web/routes_bot_request.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use kakao_rs::prelude::{BasicCard, SimpleImage, SimpleText, Template};
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/game/db.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `QUIZ_CATEGORIES`
[INFO] [stderr]   --> src/game/state.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 | use crate::game::db::{flag_quiz_db, QUIZ_CATEGORIES, quiz_db, QuizType};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::game::model::Quiz`
[INFO] [stderr]   --> src/game/state.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | use crate::game::model::Quiz;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `redis::AsyncCommands`
[INFO] [stderr]   --> src/game/state.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use redis::AsyncCommands;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]   --> src/error.rs:58:33
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Error::GameNotFound(group_key) => {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/game/state.rs:44:16
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn new(pool: RedisConnectionPool) -> Result<Self> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `user_id`
[INFO] [stderr]    --> src/game/state.rs:190:37
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stderr]     |                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]    --> src/game/state.rs:190:52
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stderr]     |                                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REDIS_USER_SCORES_KEY` is never used
[INFO] [stderr]   --> src/game/state.rs:30:7
[INFO] [stderr]    |
[INFO] [stderr] 30 | const REDIS_USER_SCORES_KEY: &str = "user_scores";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REDIS_GROUP_SCORES_KEY` is never used
[INFO] [stderr]   --> src/game/state.rs:31:7
[INFO] [stderr]    |
[INFO] [stderr] 31 | const REDIS_GROUP_SCORES_KEY: &str = "group_scores";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_ranking` is never used
[INFO] [stderr]    --> src/game/state.rs:190:18
[INFO] [stderr]     |
[INFO] [stderr]  43 | impl GameManager {
[INFO] [stderr]     | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 190 |     pub async fn get_ranking(&self, user_id: &str, group_key: &str) -> Result<(i32, i32)> {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `group_key` is never read
[INFO] [stderr]    --> src/game/state.rs:214:5
[INFO] [stderr]     |
[INFO] [stderr] 213 | pub struct Game {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 214 |     group_key: GroupKey,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Game` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RedisConnection` is never constructed
[INFO] [stderr]   --> src/conn.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct RedisConnection(pub PooledConnection<'static, RedisConnectionManager>);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kakao-quizbot` (bin "kakao-quizbot" test) generated 15 warnings (run `cargo fix --bin "kakao-quizbot" -p kakao-quizbot --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.24.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 13`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/kakao_quizbot-7787bd154de5ad94)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57", kill_on_drop: false }`
[INFO] [stdout] f9e9ee0a0b39093fc0afbf6d56643294f856a18a9088025b837a25330d7bad57
