[INFO] fetching crate kotoba-linter 0.1.16...
[INFO] testing kotoba-linter-0.1.16 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate kotoba-linter 0.1.16 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate kotoba-linter 0.1.16
[INFO] finished tweaking crates.io crate kotoba-linter 0.1.16
[INFO] tweaked toml for crates.io crate kotoba-linter 0.1.16 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kotoba-linter 0.1.16 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kotoba-linter 0.1.16 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 960d0c2f734e4b76aec4256de0fc75e01db86800d495158c7cb853e793fd609a
[INFO] running `Command { std: "docker" "start" "-a" "960d0c2f734e4b76aec4256de0fc75e01db86800d495158c7cb853e793fd609a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960d0c2f734e4b76aec4256de0fc75e01db86800d495158c7cb853e793fd609a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960d0c2f734e4b76aec4256de0fc75e01db86800d495158c7cb853e793fd609a", kill_on_drop: false }`
[INFO] [stdout] 960d0c2f734e4b76aec4256de0fc75e01db86800d495158c7cb853e793fd609a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34a54639576eb090d27adf778cafa1c08d2ea00eb24d1f6182f129ce46583c57
[INFO] running `Command { std: "docker" "start" "-a" "34a54639576eb090d27adf778cafa1c08d2ea00eb24d1f6182f129ce46583c57", kill_on_drop: false }`
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[INFO] [stderr]    Compiling icu_properties v2.0.1
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[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling jsonschema v0.17.1
[INFO] [stderr]    Compiling kotoba-core v0.1.19
[INFO] [stderr]    Compiling kotoba-linter v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tokio::sync::Mutex;
[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::io::Write`
[INFO] [stdout]  --> src/diagnostics.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]   --> src/rules.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |         for (line_num, line) in content.lines().enumerate() {
[INFO] [stdout]    |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[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]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub struct Linter {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 217 |     config: LinterConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct NoUnusedVarsRule {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 25 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct NoShadowingRule {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 92 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub struct ConsistentIndentationRule {
[INFO] [stdout]     |            ------------------------- field in this struct
[INFO] [stdout] 148 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct TrailingWhitespaceRule {
[INFO] [stdout]     |            ---------------------- field in this struct
[INFO] [stdout] 233 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub struct MissingSemicolonsRule {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] 278 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | pub struct NamingConventionRule {
[INFO] [stdout]     |            -------------------- field in this struct
[INFO] [stdout] 347 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub struct ComplexityRule {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 402 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "34a54639576eb090d27adf778cafa1c08d2ea00eb24d1f6182f129ce46583c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a54639576eb090d27adf778cafa1c08d2ea00eb24d1f6182f129ce46583c57", kill_on_drop: false }`
[INFO] [stdout] 34a54639576eb090d27adf778cafa1c08d2ea00eb24d1f6182f129ce46583c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32c2468eba11dbc34bc03fb71147c65425f6e0f0ef244fa5f5e64382639dadd
[INFO] running `Command { std: "docker" "start" "-a" "a32c2468eba11dbc34bc03fb71147c65425f6e0f0ef244fa5f5e64382639dadd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling jsonschema v0.17.1
[INFO] [stderr]    Compiling kotoba-core v0.1.19
[INFO] [stderr]    Compiling kotoba-linter v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tokio::sync::Mutex;
[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::io::Write`
[INFO] [stdout]  --> src/diagnostics.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]   --> src/rules.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |         for (line_num, line) in content.lines().enumerate() {
[INFO] [stdout]    |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[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]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub struct Linter {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 217 |     config: LinterConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct NoUnusedVarsRule {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 25 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct NoShadowingRule {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 92 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub struct ConsistentIndentationRule {
[INFO] [stdout]     |            ------------------------- field in this struct
[INFO] [stdout] 148 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct TrailingWhitespaceRule {
[INFO] [stdout]     |            ---------------------- field in this struct
[INFO] [stdout] 233 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub struct MissingSemicolonsRule {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] 278 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | pub struct NamingConventionRule {
[INFO] [stdout]     |            -------------------- field in this struct
[INFO] [stdout] 347 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub struct ComplexityRule {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 402 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]   --> src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tokio::sync::Mutex;
[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::io::Write`
[INFO] [stdout]  --> src/diagnostics.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]   --> src/rules.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |         for (line_num, line) in content.lines().enumerate() {
[INFO] [stdout]    |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[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]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub struct Linter {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 217 |     config: LinterConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct NoUnusedVarsRule {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 25 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/rules.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct NoShadowingRule {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 92 |     config: Option<serde_json::Value>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub struct ConsistentIndentationRule {
[INFO] [stdout]     |            ------------------------- field in this struct
[INFO] [stdout] 148 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:233:5
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct TrailingWhitespaceRule {
[INFO] [stdout]     |            ---------------------- field in this struct
[INFO] [stdout] 233 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:278:5
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub struct MissingSemicolonsRule {
[INFO] [stdout]     |            --------------------- field in this struct
[INFO] [stdout] 278 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 346 | pub struct NamingConventionRule {
[INFO] [stdout]     |            -------------------- field in this struct
[INFO] [stdout] 347 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]    --> src/rules.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub struct ComplexityRule {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 402 |     config: Option<serde_json::Value>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.70s
[INFO] running `Command { std: "docker" "inspect" "a32c2468eba11dbc34bc03fb71147c65425f6e0f0ef244fa5f5e64382639dadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32c2468eba11dbc34bc03fb71147c65425f6e0f0ef244fa5f5e64382639dadd", kill_on_drop: false }`
[INFO] [stdout] a32c2468eba11dbc34bc03fb71147c65425f6e0f0ef244fa5f5e64382639dadd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9eeafc53d1ea86f83dbac34a479ac9831e67e087093fd935fd85773e11bd4d7
[INFO] running `Command { std: "docker" "start" "-a" "d9eeafc53d1ea86f83dbac34a479ac9831e67e087093fd935fd85773e11bd4d7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tokio::sync::Mutex`
[INFO] [stderr]   --> src/lib.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | use tokio::sync::Mutex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/diagnostics.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]   --> src/rules.rs:65:14
[INFO] [stderr]    |
[INFO] [stderr] 65 |         for (line_num, line) in content.lines().enumerate() {
[INFO] [stderr]    |              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/lib.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 216 | pub struct Linter {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] 217 |     config: LinterConfig,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]   --> src/rules.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct NoUnusedVarsRule {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 25 |     config: Option<serde_json::Value>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]   --> src/rules.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub struct NoShadowingRule {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] 92 |     config: Option<serde_json::Value>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/rules.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 147 | pub struct ConsistentIndentationRule {
[INFO] [stderr]     |            ------------------------- field in this struct
[INFO] [stderr] 148 |     config: Option<serde_json::Value>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/rules.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 232 | pub struct TrailingWhitespaceRule {
[INFO] [stderr]     |            ---------------------- field in this struct
[INFO] [stderr] 233 |     config: Option<serde_json::Value>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/rules.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 277 | pub struct MissingSemicolonsRule {
[INFO] [stderr]     |            --------------------- field in this struct
[INFO] [stderr] 278 |     config: Option<serde_json::Value>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/rules.rs:347:5
[INFO] [stderr]     |
[INFO] [stderr] 346 | pub struct NamingConventionRule {
[INFO] [stderr]     |            -------------------- field in this struct
[INFO] [stderr] 347 |     config: Option<serde_json::Value>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]    --> src/rules.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 401 | pub struct ComplexityRule {
[INFO] [stderr]     |            -------------- field in this struct
[INFO] [stderr] 402 |     config: Option<serde_json::Value>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kotoba-linter` (lib) generated 11 warnings (run `cargo fix --lib -p kotoba-linter` to apply 3 suggestions)
[INFO] [stderr] warning: `kotoba-linter` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kotoba_linter-a23c6ff60ad34ed5)
[INFO] [stderr]    Doc-tests kotoba_linter
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9eeafc53d1ea86f83dbac34a479ac9831e67e087093fd935fd85773e11bd4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9eeafc53d1ea86f83dbac34a479ac9831e67e087093fd935fd85773e11bd4d7", kill_on_drop: false }`
[INFO] [stdout] d9eeafc53d1ea86f83dbac34a479ac9831e67e087093fd935fd85773e11bd4d7