[INFO] cloning repository https://github.com/lamtx/rust_chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lamtx/rust_chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54da249ad60b9b6a1294ac993baabe642dcbb62c
[INFO] checking lamtx/rust_chat against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flamtx%2Frust_chat" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lamtx/rust_chat
[INFO] finished tweaking git repo https://github.com/lamtx/rust_chat
[INFO] tweaked toml for git repo https://github.com/lamtx/rust_chat written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lamtx/rust_chat on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lamtx/rust_chat 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 }`
[INFO] [stdout] bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9
[INFO] running `Command { std: "docker" "start" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9", 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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]     Checking indexmap v2.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]     Checking querystring v1.1.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking crypto-common v0.1.6
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[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.39.3
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tungstenite v0.23.0
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
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[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking hyper-util v0.1.7
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking hyper-tungstenite v0.14.0
[INFO] [stderr]     Checking rust_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `WebSocketStream` is never used
[INFO] [stdout]   --> src/misc/mod.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type WebSocketStream = SplitStream<HyperWebsocketStream>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetQueryFromUri` is never used
[INFO] [stdout]   --> src/misc/query_params.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub trait GetQueryFromUri {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error` is never used
[INFO] [stdout]   --> src/app/common_errors.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error<T>(message: String) -> Result<T, AppError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PING_INTERVAL` is never used
[INFO] [stdout]  --> src/config.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PING_INTERVAL: Duration = Duration::from_secs(120);
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `spawn` is never used
[INFO] [stdout]   --> src/misc/command.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout]  2 |   macro_rules! command {
[INFO] [stdout] ...
[INFO] [stdout] 52 |           impl CommandSender {
[INFO] [stdout]    |           ------------------ method in this implementation
[INFO] [stdout] 53 |               pub fn spawn(&self) -> SpawnCommandSender {
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/service/chat_service.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / command! {
[INFO] [stdout]  9 | |     pub CreateRoom(room: Room) -> Result<(), ServiceError>;
[INFO] [stdout] 10 | |     pub Status()  -> Vec<RoomInfo>;
[INFO] [stdout] 11 | |     pub GetRoom(room: String) -> Result<ChatRoom, ServiceError>;
[INFO] [stdout] 12 | |     pub DestroyRoom(room: String, secret: String) -> Result<(), ServiceError>;
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams;
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams<'_>;
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]   --> src/model/message.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: Message::TYPE_ROOM_CREATED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_CREATED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]   --> src/model/message.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: Message::TYPE_ROOM_DESTROYED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_DESTROYED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]    --> src/service/room_service.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: Message::TYPE_BAN,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: <&str as Into<_>>::into(Message::TYPE_BAN),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_chat` (bin "rust_chat") due to 3 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: type alias `WebSocketStream` is never used
[INFO] [stdout]   --> src/misc/mod.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type WebSocketStream = SplitStream<HyperWebsocketStream>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetQueryFromUri` is never used
[INFO] [stdout]   --> src/misc/query_params.rs:68:11
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub trait GetQueryFromUri {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error` is never used
[INFO] [stdout]   --> src/app/common_errors.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error<T>(message: String) -> Result<T, AppError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PING_INTERVAL` is never used
[INFO] [stdout]  --> src/config.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PING_INTERVAL: Duration = Duration::from_secs(120);
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `spawn` is never used
[INFO] [stdout]   --> src/misc/command.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout]  2 |   macro_rules! command {
[INFO] [stdout] ...
[INFO] [stdout] 52 |           impl CommandSender {
[INFO] [stdout]    |           ------------------ method in this implementation
[INFO] [stdout] 53 |               pub fn spawn(&self) -> SpawnCommandSender {
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/service/chat_service.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / command! {
[INFO] [stdout]  9 | |     pub CreateRoom(room: Room) -> Result<(), ServiceError>;
[INFO] [stdout] 10 | |     pub Status()  -> Vec<RoomInfo>;
[INFO] [stdout] 11 | |     pub GetRoom(room: String) -> Result<ChatRoom, ServiceError>;
[INFO] [stdout] 12 | |     pub DestroyRoom(room: String, secret: String) -> Result<(), ServiceError>;
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams;
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn query_params(&self) -> QueryParams<'_>;
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/misc/query_params.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn query_params(&self) -> QueryParams<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]   --> src/model/message.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: Message::TYPE_ROOM_CREATED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 27 -             r#type: Message::TYPE_ROOM_CREATED.into(),
[INFO] [stdout] 27 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_CREATED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]   --> src/model/message.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: Message::TYPE_ROOM_DESTROYED,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 38 -             r#type: Message::TYPE_ROOM_DESTROYED.into(),
[INFO] [stdout] 38 +             r#type: <&str as Into<_>>::into(Message::TYPE_ROOM_DESTROYED),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str` rust_chat
[INFO] [stdout]    --> src/service/room_service.rs:415:29
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: Message::TYPE_BAN,
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 415 -                     r#type: Message::TYPE_BAN.into(),
[INFO] [stdout] 415 +                     r#type: <&str as Into<_>>::into(Message::TYPE_BAN),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_chat` (bin "rust_chat" test) due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9", kill_on_drop: false }`
[INFO] [stdout] bab6968ace25f236acccc9bfa9f1b2f094ba024a4d590dd4fa6e1339f22bb8f9
