[INFO] cloning repository https://github.com/yishiyuntuan/learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yishiyuntuan/learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyishiyuntuan%2Flearn", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4eb3cf82ce9561328b4f0b81846ee5e0f16d902
[INFO] building yishiyuntuan/learn against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyishiyuntuan%2Flearn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yishiyuntuan/learn
[INFO] finished tweaking git repo https://github.com/yishiyuntuan/learn
[INFO] tweaked toml for git repo https://github.com/yishiyuntuan/learn written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yishiyuntuan/learn on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yishiyuntuan/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> web/src/dao/post_mapper.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     async fn save_post(&self, post: BlogPost) -> BlogPost {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> web/src/dao/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(crate) struct MongoService {
[INFO] [stdout]    |                   ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     config: MongoConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MongoService` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `save`, `delete_by_id`, and `update_by_id` are never used
[INFO] [stdout]   --> web/src/dao/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub trait BaseMapper<T> {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] 78 |     async fn query_by_id(&self, id: &str) -> anyhow::Result<T>;
[INFO] [stdout] 79 |     async fn save(&self, t: &T) -> anyhow::Result<ObjectId>;
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 80 |     async fn update_or_save(&self, t: &T) -> anyhow::Result<ObjectId>;
[INFO] [stdout] 81 |     async fn delete_by_id(&self, id: &str) -> anyhow::Result<()>;
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 82 |     async fn update_by_id(&self, id: &str, t: &T) -> anyhow::Result<()>;
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PostMapper` is never used
[INFO] [stdout]  --> web/src/dao/post_mapper.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait PostMapper: BaseMapper<BlogPost> {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_post` is never used
[INFO] [stdout]   --> web/src/services/blog_service.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) async fn save_post(post: BlogPost) -> anyhow::Result<BlogPost> {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] running `Command { std: "docker" "inspect" "e70e24c1ff3a4a98544acdf4ec293ed86207b4df1c5119dbe408d4f460a163f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70e24c1ff3a4a98544acdf4ec293ed86207b4df1c5119dbe408d4f460a163f8", kill_on_drop: false }`
[INFO] [stdout] e70e24c1ff3a4a98544acdf4ec293ed86207b4df1c5119dbe408d4f460a163f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d48a0553fe6045136b660e8fb0c9b6bfed9139f4ceb7b371976b2f1aa8951802
[INFO] running `Command { std: "docker" "start" "-a" "d48a0553fe6045136b660e8fb0c9b6bfed9139f4ceb7b371976b2f1aa8951802", kill_on_drop: false }`
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[INFO] [stderr]    Compiling toml_edit v0.22.22
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[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling local-ip-address v0.6.3
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[INFO] [stderr]    Compiling springboot-web v0.1.0 (/opt/rustwide/workdir/springboot-web)
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[INFO] [stderr]    Compiling hyper-util v0.1.10
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[INFO] [stderr]    Compiling web v0.1.0 (/opt/rustwide/workdir/web)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> web/src/dao/post_mapper.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     async fn save_post(&self, post: BlogPost) -> BlogPost {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> web/src/dao/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub(crate) struct MongoService {
[INFO] [stdout]    |                   ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     config: MongoConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MongoService` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `save`, `delete_by_id`, and `update_by_id` are never used
[INFO] [stdout]   --> web/src/dao/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub trait BaseMapper<T> {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] 78 |     async fn query_by_id(&self, id: &str) -> anyhow::Result<T>;
[INFO] [stdout] 79 |     async fn save(&self, t: &T) -> anyhow::Result<ObjectId>;
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 80 |     async fn update_or_save(&self, t: &T) -> anyhow::Result<ObjectId>;
[INFO] [stdout] 81 |     async fn delete_by_id(&self, id: &str) -> anyhow::Result<()>;
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 82 |     async fn update_by_id(&self, id: &str, t: &T) -> anyhow::Result<()>;
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PostMapper` is never used
[INFO] [stdout]  --> web/src/dao/post_mapper.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait PostMapper: BaseMapper<BlogPost> {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_post` is never used
[INFO] [stdout]   --> web/src/services/blog_service.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) async fn save_post(post: BlogPost) -> anyhow::Result<BlogPost> {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 53.62s
[INFO] running `Command { std: "docker" "inspect" "d48a0553fe6045136b660e8fb0c9b6bfed9139f4ceb7b371976b2f1aa8951802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48a0553fe6045136b660e8fb0c9b6bfed9139f4ceb7b371976b2f1aa8951802", kill_on_drop: false }`
[INFO] [stdout] d48a0553fe6045136b660e8fb0c9b6bfed9139f4ceb7b371976b2f1aa8951802
