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[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |         if let Ok(()) = conn.lpush(topic.clone(), msg) {
[INFO] [stdout]     |                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:156:49
[INFO] [stdout]     |
[INFO] [stdout] 156 |             info!("save topic {} success", topic.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:158:49
[INFO] [stdout]     |
[INFO] [stdout] 158 |             error!("save topic {} failed", topic.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:170:76
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let msg: Result<Vec<String>, redis::RedisError> = conn.lrange(topic.clone(), 0, -1);
[INFO] [stdout]     |                                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:172:43
[INFO] [stdout]     |
[INFO] [stdout] 172 |             if let Ok(()) = conn.del(topic.clone()) {
[INFO] [stdout]     |                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:173:52
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 info!("del topic {} success", topic.clone())
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 |         if let Ok(()) = conn.lpush(topic.clone(), msg) {
[INFO] [stdout]     |                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:156:49
[INFO] [stdout]     |
[INFO] [stdout] 156 |             info!("save topic {} success", topic.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:158:49
[INFO] [stdout]     |
[INFO] [stdout] 158 |             error!("save topic {} failed", topic.clone());
[INFO] [stdout]     |                                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:170:76
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let msg: Result<Vec<String>, redis::RedisError> = conn.lrange(topic.clone(), 0, -1);
[INFO] [stdout]     |                                                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:172:43
[INFO] [stdout]     |
[INFO] [stdout] 172 |             if let Ok(()) = conn.del(topic.clone()) {
[INFO] [stdout]     |                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/pkg/handler/websocket.rs:173:52
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 info!("del topic {} success", topic.clone())
[INFO] [stdout]     |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "50e244bf9f5447ac0de686dfaf0beae22457f4dab802c57ce5df3957589d745b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e244bf9f5447ac0de686dfaf0beae22457f4dab802c57ce5df3957589d745b", kill_on_drop: false }`
[INFO] [stdout] 50e244bf9f5447ac0de686dfaf0beae22457f4dab802c57ce5df3957589d745b
