[INFO] cloning repository https://github.com/Y-ZD-heheka/rust_learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Y-ZD-heheka/rust_learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-ZD-heheka%2Frust_learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-ZD-heheka%2Frust_learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4f349eda7e49f5d44693b4793a2f671ea5546e3 [INFO] checking Y-ZD-heheka/rust_learn against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FY-ZD-heheka%2Frust_learn" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Y-ZD-heheka/rust_learn [INFO] finished tweaking git repo https://github.com/Y-ZD-heheka/rust_learn [INFO] tweaked toml for git repo https://github.com/Y-ZD-heheka/rust_learn written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Y-ZD-heheka/rust_learn on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Y-ZD-heheka/rust_learn 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8ca8596ee946e6f42f1a9d72a8baf40ff031d2aff32f16219f71c789dec5ff3 [INFO] running `Command { std: "docker" "start" "-a" "d8ca8596ee946e6f42f1a9d72a8baf40ff031d2aff32f16219f71c789dec5ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8ca8596ee946e6f42f1a9d72a8baf40ff031d2aff32f16219f71c789dec5ff3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8ca8596ee946e6f42f1a9d72a8baf40ff031d2aff32f16219f71c789dec5ff3", kill_on_drop: false }` [INFO] [stdout] d8ca8596ee946e6f42f1a9d72a8baf40ff031d2aff32f16219f71c789dec5ff3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f441bbf1bac18f6cac39538a756b4fe5ade0fe6059d0be903bbb309a5b71f539 [INFO] running `Command { std: "docker" "start" "-a" "f441bbf1bac18f6cac39538a756b4fe5ade0fe6059d0be903bbb309a5b71f539", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] 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v0.8.6 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking proptest v1.9.0 [INFO] [stderr] Checking criterion v0.7.0 [INFO] [stderr] Checking tokio-util v0.7.17 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking h2 v0.4.12 [INFO] [stderr] Compiling sqlx-sqlite v0.8.6 [INFO] [stderr] Compiling sqlx-postgres v0.8.6 [INFO] [stderr] Checking hyper v1.8.0 [INFO] [stderr] Checking hyper-util v0.1.17 [INFO] [stderr] Compiling sqlx-macros-core v0.8.6 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking reqwest v0.12.24 [INFO] [stderr] Compiling sqlx-macros v0.8.6 [INFO] [stderr] Checking sqlx v0.8.6 [INFO] [stderr] Checking rust_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `systemd` [INFO] [stdout] --> src/modules.rs:234:11 [INFO] [stdout] | [INFO] [stdout] 234 | #[cfg(feature = "systemd")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `systemd` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `html_div` [INFO] [stdout] --> src/macros.rs:400:18 [INFO] [stdout] | [INFO] [stdout] 400 | macro_rules! html_div { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/best_practices.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `systemd` [INFO] [stdout] --> src/modules.rs:234:11 [INFO] [stdout] | [INFO] [stdout] 234 | #[cfg(feature = "systemd")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `systemd` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `html_div` [INFO] [stdout] --> src/macros.rs:400:18 [INFO] [stdout] | [INFO] [stdout] 400 | macro_rules! html_div { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/testing.rs:282:9 [INFO] [stdout] | [INFO] [stdout] 282 | use super::*; [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: `std::fmt` [INFO] [stdout] --> src/best_practices.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/basics.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl ModernStack { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 131 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/basics.rs:186:12 [INFO] [stdout] | [INFO] [stdout] 159 | impl ModernQueue { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 186 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `value`, and `neighbors` are never read [INFO] [stdout] --> src/ownership.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 573 | struct GraphNode { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 574 | id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] 575 | value: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 576 | neighbors: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GraphNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_neighbor` is never used [INFO] [stdout] --> src/ownership.rs:590:12 [INFO] [stdout] | [INFO] [stdout] 581 | impl GraphNode { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 590 | fn add_neighbor(&self, _neighbor: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `distance` and `travel_time` are never read [INFO] [stdout] --> src/types.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 452 | struct Route { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 453 | distance: f64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 454 | travel_time: f64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Route` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Drawable` is never used [INFO] [stdout] --> src/types.rs:592:11 [INFO] [stdout] | [INFO] [stdout] 592 | trait Drawable { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Red` is never constructed [INFO] [stdout] --> src/types.rs:600:12 [INFO] [stdout] | [INFO] [stdout] 600 | struct Red; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Blue` is never constructed [INFO] [stdout] --> src/types.rs:602:12 [INFO] [stdout] | [INFO] [stdout] 602 | struct Blue; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RedCircle` is never constructed [INFO] [stdout] --> src/types.rs:605:12 [INFO] [stdout] | [INFO] [stdout] 605 | struct RedCircle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlueRectangle` is never constructed [INFO] [stdout] --> src/types.rs:611:12 [INFO] [stdout] | [INFO] [stdout] 611 | struct BlueRectangle { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `disable` is never used [INFO] [stdout] --> src/types.rs:721:12 [INFO] [stdout] | [INFO] [stdout] 720 | impl LightSwitch { [INFO] [stdout] | ------------------------- method in this implementation [INFO] [stdout] 721 | fn disable(self) -> LightSwitch { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/types.rs:827:12 [INFO] [stdout] | [INFO] [stdout] 815 | impl Composite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 827 | fn remove(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Container` is never constructed [INFO] [stdout] --> src/types.rs:954:12 [INFO] [stdout] | [INFO] [stdout] 954 | struct Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `get`, and `len` are never used [INFO] [stdout] --> src/types.rs:960:12 [INFO] [stdout] | [INFO] [stdout] 959 | impl Container { [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 960 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 967 | fn push(&mut self, item: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 971 | fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 975 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PublishedState` is never constructed [INFO] [stdout] --> src/types.rs:1059:12 [INFO] [stdout] | [INFO] [stdout] 1059 | struct PublishedState; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_content` is never used [INFO] [stdout] --> src/types.rs:1067:12 [INFO] [stdout] | [INFO] [stdout] 1066 | impl SimpleDocument { [INFO] [stdout] | ----------------------------------- method in this implementation [INFO] [stdout] 1067 | fn get_content(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Seconds` is never constructed [INFO] [stdout] --> src/types.rs:1160:12 [INFO] [stdout] | [INFO] [stdout] 1160 | struct Seconds(f64); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_meters` is never used [INFO] [stdout] --> src/types.rs:1169:12 [INFO] [stdout] | [INFO] [stdout] 1168 | impl Kilometers { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 1169 | fn to_meters(self) -> Meters { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `NetworkError` and `JsonParsingError` are never constructed [INFO] [stdout] --> src/error_handling.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 270 | enum NetworkError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 274 | NetworkError(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 275 | JsonParsingError, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NetworkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fetch_user_data` is never used [INFO] [stdout] --> src/error_handling.rs:291:14 [INFO] [stdout] | [INFO] [stdout] 291 | async fn fetch_user_data(user_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_config_file` is never used [INFO] [stdout] --> src/error_handling.rs:352:8 [INFO] [stdout] | [INFO] [stdout] 352 | fn read_config_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `InvalidType` and `FileParseError` are never constructed [INFO] [stdout] --> src/error_handling.rs:419:9 [INFO] [stdout] | [INFO] [stdout] 417 | enum ConfigError { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 418 | MissingField(String), [INFO] [stdout] 419 | InvalidType { field: String, expected: String, actual: String }, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 420 | InvalidValue { field: String, value: String, reason: String }, [INFO] [stdout] 421 | FileParseError(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConfigError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, `database_url`, and `debug` are never read [INFO] [stdout] --> src/error_handling.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 441 | struct AppConfig { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 442 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 443 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 444 | database_url: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 445 | debug: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AppConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ForbiddenAction` is never constructed [INFO] [stdout] --> src/error_handling.rs:543:9 [INFO] [stdout] | [INFO] [stdout] 538 | enum ValidationError { [INFO] [stdout] | --------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 543 | ForbiddenAction(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ValidationError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TimeoutError` is never constructed [INFO] [stdout] --> src/error_handling.rs:666:9 [INFO] [stdout] | [INFO] [stdout] 663 | enum ResourceError { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 666 | TimeoutError, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ResourceError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `price`, `category`, and `stock` are never read [INFO] [stdout] --> src/modules.rs:345:17 [INFO] [stdout] | [INFO] [stdout] 342 | pub struct Product { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 345 | pub price: f64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 346 | pub category: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 347 | pub stock: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Product` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_by_id` is never used [INFO] [stdout] --> src/modules.rs:352:16 [INFO] [stdout] | [INFO] [stdout] 351 | pub trait UserRepository { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 352 | fn find_by_id(&self, id: u64) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_by_id` is never used [INFO] [stdout] --> src/modules.rs:359:16 [INFO] [stdout] | [INFO] [stdout] 358 | pub trait ProductRepository { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] 359 | fn find_by_id(&self, id: u64) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `product_service` is never read [INFO] [stdout] --> src/modules.rs:595:13 [INFO] [stdout] | [INFO] [stdout] 593 | pub struct ApiGateway { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 594 | user_service: user_service::UserService, [INFO] [stdout] 595 | product_service: product_service::ProductService, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Processing` and `Completed` are never constructed [INFO] [stdout] --> src/macros.rs:794:9 [INFO] [stdout] | [INFO] [stdout] 792 | enum SimpleState { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 793 | Idle, [INFO] [stdout] 794 | Processing, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 795 | Completed, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SimpleState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `items` are never read [INFO] [stdout] --> src/testing.rs:750:13 [INFO] [stdout] | [INFO] [stdout] 749 | pub struct Order { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 750 | pub id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] 751 | pub items: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Order` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `product_id` is never read [INFO] [stdout] --> src/testing.rs:758:13 [INFO] [stdout] | [INFO] [stdout] 757 | pub struct OrderItem { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 758 | pub product_id: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Cancelled` is never constructed [INFO] [stdout] --> src/testing.rs:767:9 [INFO] [stdout] | [INFO] [stdout] 764 | pub enum OrderStatus { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 767 | Cancelled, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `AppResult` is never used [INFO] [stdout] --> src/best_practices.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | type AppResult = anyhow::Result; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `UserNotFound` and `PermissionDenied` are never constructed [INFO] [stdout] --> src/best_practices.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 20 | enum BusinessError { [INFO] [stdout] | ------------- variants in this enum [INFO] [stdout] 21 | #[error("用户不存在: {0}")] [INFO] [stdout] 22 | UserNotFound(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | #[error("权限不足: {0}")] [INFO] [stdout] 24 | PermissionDenied(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BusinessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_user_data` is never used [INFO] [stdout] --> src/best_practices.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn process_user_data(user_id: &str) -> AppResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/best_practices.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 201 | struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 202 | value: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, and `e` are never read [INFO] [stdout] --> src/best_practices.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 230 | struct UnoptimizedStruct { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 231 | a: u8, // 1字节 [INFO] [stdout] | ^ [INFO] [stdout] 232 | b: u64, // 8字节 (需要8字节对齐) [INFO] [stdout] | ^ [INFO] [stdout] 233 | c: u32, // 4字节 [INFO] [stdout] | ^ [INFO] [stdout] 234 | d: u16, // 2字节 [INFO] [stdout] | ^ [INFO] [stdout] 235 | e: u8, // 1字节 [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ApiError` is never used [INFO] [stdout] --> src/best_practices.rs:362:14 [INFO] [stdout] | [INFO] [stdout] 362 | pub enum ApiError { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ApiResult` is never used [INFO] [stdout] --> src/best_practices.rs:380:10 [INFO] [stdout] | [INFO] [stdout] 380 | type ApiResult = Result; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Validator` is never used [INFO] [stdout] --> src/best_practices.rs:383:15 [INFO] [stdout] | [INFO] [stdout] 383 | pub trait Validator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_email_correct_format` is never used [INFO] [stdout] --> src/best_practices.rs:428:12 [INFO] [stdout] | [INFO] [stdout] 428 | fn validate_email_correct_format() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_config_functionality` is never used [INFO] [stdout] --> src/best_practices.rs:434:12 [INFO] [stdout] | [INFO] [stdout] 434 | fn test_config_functionality() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panics_on_invalid_input` is never used [INFO] [stdout] --> src/best_practices.rs:442:12 [INFO] [stdout] | [INFO] [stdout] 442 | fn panics_on_invalid_input() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `return_first_element` is never used [INFO] [stdout] --> src/pitfalls.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn return_first_element() -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/pitfalls.rs:257:12 [INFO] [stdout] | [INFO] [stdout] 257 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SafeNode` is never constructed [INFO] [stdout] --> src/pitfalls.rs:286:12 [INFO] [stdout] | [INFO] [stdout] 286 | struct SafeNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `data` and `metadata` are never read [INFO] [stdout] --> src/pitfalls.rs:296:9 [INFO] [stdout] | [INFO] [stdout] 295 | struct LargeData { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 296 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] 297 | metadata: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/basics.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl ModernStack { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 131 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_empty` is never used [INFO] [stdout] --> src/basics.rs:186:12 [INFO] [stdout] | [INFO] [stdout] 159 | impl ModernQueue { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 186 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `value`, and `neighbors` are never read [INFO] [stdout] --> src/ownership.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 573 | struct GraphNode { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 574 | id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] 575 | value: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 576 | neighbors: Vec>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GraphNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_neighbor` is never used [INFO] [stdout] --> src/ownership.rs:590:12 [INFO] [stdout] | [INFO] [stdout] 581 | impl GraphNode { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 590 | fn add_neighbor(&self, _neighbor: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `distance` and `travel_time` are never read [INFO] [stdout] --> src/types.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 452 | struct Route { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 453 | distance: f64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 454 | travel_time: f64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Route` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Drawable` is never used [INFO] [stdout] --> src/types.rs:592:11 [INFO] [stdout] | [INFO] [stdout] 592 | trait Drawable { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Red` is never constructed [INFO] [stdout] --> src/types.rs:600:12 [INFO] [stdout] | [INFO] [stdout] 600 | struct Red; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Blue` is never constructed [INFO] [stdout] --> src/types.rs:602:12 [INFO] [stdout] | [INFO] [stdout] 602 | struct Blue; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RedCircle` is never constructed [INFO] [stdout] --> src/types.rs:605:12 [INFO] [stdout] | [INFO] [stdout] 605 | struct RedCircle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlueRectangle` is never constructed [INFO] [stdout] --> src/types.rs:611:12 [INFO] [stdout] | [INFO] [stdout] 611 | struct BlueRectangle { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `disable` is never used [INFO] [stdout] --> src/types.rs:721:12 [INFO] [stdout] | [INFO] [stdout] 720 | impl LightSwitch { [INFO] [stdout] | ------------------------- method in this implementation [INFO] [stdout] 721 | fn disable(self) -> LightSwitch { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/types.rs:827:12 [INFO] [stdout] | [INFO] [stdout] 815 | impl Composite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 827 | fn remove(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Container` is never constructed [INFO] [stdout] --> src/types.rs:954:12 [INFO] [stdout] | [INFO] [stdout] 954 | struct Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `get`, and `len` are never used [INFO] [stdout] --> src/types.rs:960:12 [INFO] [stdout] | [INFO] [stdout] 959 | impl Container { [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 960 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 967 | fn push(&mut self, item: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 971 | fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 975 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PublishedState` is never constructed [INFO] [stdout] --> src/types.rs:1059:12 [INFO] [stdout] | [INFO] [stdout] 1059 | struct PublishedState; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_content` is never used [INFO] [stdout] --> src/types.rs:1067:12 [INFO] [stdout] | [INFO] [stdout] 1066 | impl SimpleDocument { [INFO] [stdout] | ----------------------------------- method in this implementation [INFO] [stdout] 1067 | fn get_content(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Seconds` is never constructed [INFO] [stdout] --> src/types.rs:1160:12 [INFO] [stdout] | [INFO] [stdout] 1160 | struct Seconds(f64); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_meters` is never used [INFO] [stdout] --> src/types.rs:1169:12 [INFO] [stdout] | [INFO] [stdout] 1168 | impl Kilometers { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 1169 | fn to_meters(self) -> Meters { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `NetworkError` and `JsonParsingError` are never constructed [INFO] [stdout] --> src/error_handling.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 270 | enum NetworkError { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 274 | NetworkError(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 275 | JsonParsingError, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NetworkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fetch_user_data` is never used [INFO] [stdout] --> src/error_handling.rs:291:14 [INFO] [stdout] | [INFO] [stdout] 291 | async fn fetch_user_data(user_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_config_file` is never used [INFO] [stdout] --> src/error_handling.rs:352:8 [INFO] [stdout] | [INFO] [stdout] 352 | fn read_config_file() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `InvalidType` and `FileParseError` are never constructed [INFO] [stdout] --> src/error_handling.rs:419:9 [INFO] [stdout] | [INFO] [stdout] 417 | enum ConfigError { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 418 | MissingField(String), [INFO] [stdout] 419 | InvalidType { field: String, expected: String, actual: String }, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 420 | InvalidValue { field: String, value: String, reason: String }, [INFO] [stdout] 421 | FileParseError(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConfigError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, `database_url`, and `debug` are never read [INFO] [stdout] --> src/error_handling.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 441 | struct AppConfig { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 442 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 443 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 444 | database_url: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 445 | debug: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AppConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ForbiddenAction` is never constructed [INFO] [stdout] --> src/error_handling.rs:543:9 [INFO] [stdout] | [INFO] [stdout] 538 | enum ValidationError { [INFO] [stdout] | --------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 543 | ForbiddenAction(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ValidationError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TimeoutError` is never constructed [INFO] [stdout] --> src/error_handling.rs:666:9 [INFO] [stdout] | [INFO] [stdout] 663 | enum ResourceError { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 666 | TimeoutError, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ResourceError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `price`, `category`, and `stock` are never read [INFO] [stdout] --> src/modules.rs:345:17 [INFO] [stdout] | [INFO] [stdout] 342 | pub struct Product { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 345 | pub price: f64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 346 | pub category: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 347 | pub stock: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Product` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_by_id` is never used [INFO] [stdout] --> src/modules.rs:352:16 [INFO] [stdout] | [INFO] [stdout] 351 | pub trait UserRepository { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 352 | fn find_by_id(&self, id: u64) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_by_id` is never used [INFO] [stdout] --> src/modules.rs:359:16 [INFO] [stdout] | [INFO] [stdout] 358 | pub trait ProductRepository { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] 359 | fn find_by_id(&self, id: u64) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `product_service` is never read [INFO] [stdout] --> src/modules.rs:595:13 [INFO] [stdout] | [INFO] [stdout] 593 | pub struct ApiGateway { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 594 | user_service: user_service::UserService, [INFO] [stdout] 595 | product_service: product_service::ProductService, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Processing` and `Completed` are never constructed [INFO] [stdout] --> src/macros.rs:794:9 [INFO] [stdout] | [INFO] [stdout] 792 | enum SimpleState { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] 793 | Idle, [INFO] [stdout] 794 | Processing, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 795 | Completed, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SimpleState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `items` are never read [INFO] [stdout] --> src/testing.rs:750:13 [INFO] [stdout] | [INFO] [stdout] 749 | pub struct Order { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 750 | pub id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] 751 | pub items: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Order` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `product_id` is never read [INFO] [stdout] --> src/testing.rs:758:13 [INFO] [stdout] | [INFO] [stdout] 757 | pub struct OrderItem { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 758 | pub product_id: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Cancelled` is never constructed [INFO] [stdout] --> src/testing.rs:767:9 [INFO] [stdout] | [INFO] [stdout] 764 | pub enum OrderStatus { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 767 | Cancelled, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `OrderStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `AppResult` is never used [INFO] [stdout] --> src/best_practices.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | type AppResult = anyhow::Result; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `UserNotFound` and `PermissionDenied` are never constructed [INFO] [stdout] --> src/best_practices.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 20 | enum BusinessError { [INFO] [stdout] | ------------- variants in this enum [INFO] [stdout] 21 | #[error("用户不存在: {0}")] [INFO] [stdout] 22 | UserNotFound(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | #[error("权限不足: {0}")] [INFO] [stdout] 24 | PermissionDenied(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BusinessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_user_data` is never used [INFO] [stdout] --> src/best_practices.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn process_user_data(user_id: &str) -> AppResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/best_practices.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 201 | struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 202 | value: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, and `e` are never read [INFO] [stdout] --> src/best_practices.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 230 | struct UnoptimizedStruct { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] 231 | a: u8, // 1字节 [INFO] [stdout] | ^ [INFO] [stdout] 232 | b: u64, // 8字节 (需要8字节对齐) [INFO] [stdout] | ^ [INFO] [stdout] 233 | c: u32, // 4字节 [INFO] [stdout] | ^ [INFO] [stdout] 234 | d: u16, // 2字节 [INFO] [stdout] | ^ [INFO] [stdout] 235 | e: u8, // 1字节 [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ApiError` is never used [INFO] [stdout] --> src/best_practices.rs:362:14 [INFO] [stdout] | [INFO] [stdout] 362 | pub enum ApiError { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ApiResult` is never used [INFO] [stdout] --> src/best_practices.rs:380:10 [INFO] [stdout] | [INFO] [stdout] 380 | type ApiResult = Result; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Validator` is never used [INFO] [stdout] --> src/best_practices.rs:383:15 [INFO] [stdout] | [INFO] [stdout] 383 | pub trait Validator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `return_first_element` is never used [INFO] [stdout] --> src/pitfalls.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn return_first_element() -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/pitfalls.rs:257:12 [INFO] [stdout] | [INFO] [stdout] 257 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SafeNode` is never constructed [INFO] [stdout] --> src/pitfalls.rs:286:12 [INFO] [stdout] | [INFO] [stdout] 286 | struct SafeNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `data` and `metadata` are never read [INFO] [stdout] --> src/pitfalls.rs:296:9 [INFO] [stdout] | [INFO] [stdout] 295 | struct LargeData { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 296 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] 297 | metadata: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `Command { std: "docker" "inspect" "f441bbf1bac18f6cac39538a756b4fe5ade0fe6059d0be903bbb309a5b71f539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f441bbf1bac18f6cac39538a756b4fe5ade0fe6059d0be903bbb309a5b71f539", kill_on_drop: false }` [INFO] [stdout] f441bbf1bac18f6cac39538a756b4fe5ade0fe6059d0be903bbb309a5b71f539