[INFO] cloning repository https://github.com/huduku/my-web-service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huduku/my-web-service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuduku%2Fmy-web-service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuduku%2Fmy-web-service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c629cf262235712c075807d03136b1bf3f2733aa
[INFO] checking huduku/my-web-service against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuduku%2Fmy-web-service" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/huduku/my-web-service
[INFO] finished tweaking git repo https://github.com/huduku/my-web-service
[INFO] tweaked toml for git repo https://github.com/huduku/my-web-service written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/huduku/my-web-service on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/huduku/my-web-service 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00609ea38928d7e7d13b74e01bcb0925eae87078943eb6a241f97b4375d6b531
[INFO] running `Command { std: "docker" "start" "-a" "00609ea38928d7e7d13b74e01bcb0925eae87078943eb6a241f97b4375d6b531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00609ea38928d7e7d13b74e01bcb0925eae87078943eb6a241f97b4375d6b531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00609ea38928d7e7d13b74e01bcb0925eae87078943eb6a241f97b4375d6b531", kill_on_drop: false }`
[INFO] [stdout] 00609ea38928d7e7d13b74e01bcb0925eae87078943eb6a241f97b4375d6b531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d0fb98e8a65465c6336dc8db9e90634a83e2ae5d2a3485985c6272014ea261a
[INFO] running `Command { std: "docker" "start" "-a" "4d0fb98e8a65465c6336dc8db9e90634a83e2ae5d2a3485985c6272014ea261a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pest_derive v2.7.15
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[INFO] [stderr]    Compiling darling v0.20.10
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[INFO] [stderr]     Checking rbatis-codegen v4.5.29
[INFO] [stderr]     Checking futures v0.3.31
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[INFO] [stderr]    Compiling derivative v2.2.0
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[INFO] [stderr]     Checking serde_with v3.12.0
[INFO] [stderr]     Checking redis v0.27.6
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking log4rs v1.3.0
[INFO] [stderr]    Compiling rbatis-macro-driver v4.5.12
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking rbatis v4.5.48
[INFO] [stderr]     Checking my-web-service v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `E0277`
[INFO] [stdout]  --> src/ddd/dto.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[allow(E0277)]
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AreaCalculator`, `Circle`, `Rectangle`, and `Visitable`
[INFO] [stdout]   --> src/test/double_dispatch.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use crate::test::double_dispatch::{AreaCalculator, Circle, Rectangle, Visitable};
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `E0277`
[INFO] [stdout]  --> src/ddd/dto.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[allow(E0277)]
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aggr`
[INFO] [stdout]   --> src/infra/repository/student.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn attach(&self, aggr: Student) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_aggr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aggr`
[INFO] [stdout]   --> src/infra/repository/student.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     async fn detach(&self, aggr: Student) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_aggr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]    --> src/infra/repository/student.rs:106:27
[INFO] [stdout]     |
[INFO] [stdout] 106 |     async fn count(&self, query: StudentQuery) -> Result<u64, String> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aggr`
[INFO] [stdout]   --> src/infra/repository/student.rs:24:28
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn attach(&self, aggr: Student) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_aggr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aggr`
[INFO] [stdout]   --> src/infra/repository/student.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     async fn detach(&self, aggr: Student) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_aggr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]    --> src/infra/repository/student.rs:106:27
[INFO] [stdout]     |
[INFO] [stdout] 106 |     async fn count(&self, query: StudentQuery) -> Result<u64, String> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `student_repository` is never used
[INFO] [stdout]   --> src/web/student_controller.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn student_repository() -> &'static StudentRepositoryImpl {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitor` is never used
[INFO] [stdout]  --> src/test/double_dispatch.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Visitor {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Visitable` is never used
[INFO] [stdout]  --> src/test/double_dispatch.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | trait Visitable {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Circle` is never constructed
[INFO] [stdout]   --> src/test/double_dispatch.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Circle {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]   --> src/test/double_dispatch.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Rectangle {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AreaCalculator` is never constructed
[INFO] [stdout]   --> src/test/double_dispatch.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct AreaCalculator;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     async fn attach(&self, aggr: Self::Aggr);
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 16 -     async fn attach(&self, aggr: Self::Aggr);
[INFO] [stdout] 16 +     fn attach(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = ()> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     async fn detach(&self, aggr: Self::Aggr);
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 18 -     async fn detach(&self, aggr: Self::Aggr);
[INFO] [stdout] 18 +     fn detach(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = ()> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     async fn find(&self, id: Self::Id) ->  Result<Self::Aggr, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 20 -     async fn find(&self, id: Self::Id) ->  Result<Self::Aggr, String>;
[INFO] [stdout] 20 +     fn find(&self, id: Self::Id) ->  impl std::future::Future<Output = Result<Self::Aggr, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     async fn save(&self, aggr: Self::Aggr) -> Result<(), String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 22 -     async fn save(&self, aggr: Self::Aggr) -> Result<(), String>;
[INFO] [stdout] 22 +     fn save(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = Result<(), String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn remove(&self, aggr: Self::Id) -> Result<(), String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 24 -     async fn remove(&self, aggr: Self::Id) -> Result<(), String>;
[INFO] [stdout] 24 +     fn remove(&self, aggr: Self::Id) -> impl std::future::Future<Output = Result<(), String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     async fn find_one(&self, stu_no: StuNo) -> Result<Student, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 10 -     async fn find_one(&self, stu_no: StuNo) -> Result<Student, String>;
[INFO] [stdout] 10 +     fn find_one(&self, stu_no: StuNo) -> impl std::future::Future<Output = Result<Student, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn find_page(&self, page_query: PageQuery<StudentQuery>) -> Result<PageRes<Student>, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 12 -     async fn find_page(&self, page_query: PageQuery<StudentQuery>) -> Result<PageRes<Student>, String>;
[INFO] [stdout] 12 +     fn find_page(&self, page_query: PageQuery<StudentQuery>) -> impl std::future::Future<Output = Result<PageRes<Student>, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     async fn count(&self, query: StudentQuery) -> Result<u64, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 14 -     async fn count(&self, query: StudentQuery) -> Result<u64, String>;
[INFO] [stdout] 14 +     fn count(&self, query: StudentQuery) -> impl std::future::Future<Output = Result<u64, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `student_repository` is never used
[INFO] [stdout]   --> src/web/student_controller.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn student_repository() -> &'static StudentRepositoryImpl {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 39s
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     async fn attach(&self, aggr: Self::Aggr);
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 16 -     async fn attach(&self, aggr: Self::Aggr);
[INFO] [stdout] 16 +     fn attach(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = ()> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     async fn detach(&self, aggr: Self::Aggr);
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 18 -     async fn detach(&self, aggr: Self::Aggr);
[INFO] [stdout] 18 +     fn detach(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = ()> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     async fn find(&self, id: Self::Id) ->  Result<Self::Aggr, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 20 -     async fn find(&self, id: Self::Id) ->  Result<Self::Aggr, String>;
[INFO] [stdout] 20 +     fn find(&self, id: Self::Id) ->  impl std::future::Future<Output = Result<Self::Aggr, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     async fn save(&self, aggr: Self::Aggr) -> Result<(), String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 22 -     async fn save(&self, aggr: Self::Aggr) -> Result<(), String>;
[INFO] [stdout] 22 +     fn save(&self, aggr: Self::Aggr) -> impl std::future::Future<Output = Result<(), String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/ddd/repo.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn remove(&self, aggr: Self::Id) -> Result<(), String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 24 -     async fn remove(&self, aggr: Self::Id) -> Result<(), String>;
[INFO] [stdout] 24 +     fn remove(&self, aggr: Self::Id) -> impl std::future::Future<Output = Result<(), String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     async fn find_one(&self, stu_no: StuNo) -> Result<Student, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 10 -     async fn find_one(&self, stu_no: StuNo) -> Result<Student, String>;
[INFO] [stdout] 10 +     fn find_one(&self, stu_no: StuNo) -> impl std::future::Future<Output = Result<Student, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn find_page(&self, page_query: PageQuery<StudentQuery>) -> Result<PageRes<Student>, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 12 -     async fn find_page(&self, page_query: PageQuery<StudentQuery>) -> Result<PageRes<Student>, String>;
[INFO] [stdout] 12 +     fn find_page(&self, page_query: PageQuery<StudentQuery>) -> impl std::future::Future<Output = Result<PageRes<Student>, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/domain/repo/student.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     async fn count(&self, query: StudentQuery) -> Result<u64, String>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 14 -     async fn count(&self, query: StudentQuery) -> Result<u64, String>;
[INFO] [stdout] 14 +     fn count(&self, query: StudentQuery) -> impl std::future::Future<Output = Result<u64, String>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d0fb98e8a65465c6336dc8db9e90634a83e2ae5d2a3485985c6272014ea261a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d0fb98e8a65465c6336dc8db9e90634a83e2ae5d2a3485985c6272014ea261a", kill_on_drop: false }`
[INFO] [stdout] 4d0fb98e8a65465c6336dc8db9e90634a83e2ae5d2a3485985c6272014ea261a
