[INFO] cloning repository https://github.com/EmilLindfors/otel_tracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EmilLindfors/otel_tracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmilLindfors%2Fotel_tracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmilLindfors%2Fotel_tracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fcf7e86355474349fc6f4033bdb0ebfa34a4b8e
[INFO] checking EmilLindfors/otel_tracing against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmilLindfors%2Fotel_tracing" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EmilLindfors/otel_tracing
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/EmilLindfors/otel_tracing
[INFO] tweaked toml for git repo https://github.com/EmilLindfors/otel_tracing written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EmilLindfors/otel_tracing on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EmilLindfors/otel_tracing 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" "+ff647322379c48947c196639599067665ff9eb88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: dev
[INFO] [stderr] warning: `otel_tracing` (manifest) generated 1 warning
[INFO] [stderr]     Updating git repository `https://github.com/open-telemetry/opentelemetry-rust-contrib.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.4.1
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[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.29.0
[INFO] [stderr]   Downloaded opentelemetry-appender-tracing v0.29.1
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[INFO] [stderr]   Downloaded bon-macros v3.5.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c
[INFO] running `Command { std: "docker" "start" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: dev
[INFO] [stderr] warning: `otel_tracing` (manifest) generated 1 warning
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[INFO] [stdout] warning: unused import: `event`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{debug, event};
[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: `Meter`
[INFO] [stdout]  --> src/adapters/datadog/metrics.rs:5:77
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Counter as OtelCounter, Gauge as OtelGauge, Histogram as OtelHistogram, Meter,
[INFO] [stdout]   |                                                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/adapters/datadog/metrics.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{debug, info};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/adapters/datadog/tracer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log`
[INFO] [stdout]    --> src/lib.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 | macro_rules! log {
[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/lib.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 502 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::Level`
[INFO] [stdout]    --> src/lib.rs:503:9
[INFO] [stdout]     |
[INFO] [stdout] 503 |     use tracing::Level;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{debug, event};
[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: `Meter`
[INFO] [stdout]  --> src/adapters/datadog/metrics.rs:5:77
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Counter as OtelCounter, Gauge as OtelGauge, Histogram as OtelHistogram, Meter,
[INFO] [stdout]   |                                                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/adapters/datadog/metrics.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{debug, info};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/adapters/datadog/tracer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log`
[INFO] [stdout]    --> src/lib.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 | macro_rules! log {
[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: `Span`
[INFO] [stdout]  --> src/adapters/datadog/tracer.rs:6:50
[INFO] [stdout]   |
[INFO] [stdout] 6 | use opentelemetry::trace::{Tracer as OtelTracer, Span as OtelSpan, TraceContextExt};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:81:27
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn extract_error_kind(error: &dyn std::error::Error) -> String {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `type_id`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let type_id = std::any::TypeId::of::<dyn std::error::Error>();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/adapters/datadog/tracer.rs:6:50
[INFO] [stdout]   |
[INFO] [stdout] 6 | use opentelemetry::trace::{Tracer as OtelTracer, Span as OtelSpan, TraceContextExt};
[INFO] [stdout]   |                                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:81:27
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn extract_error_kind(error: &dyn std::error::Error) -> String {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `type_id`
[INFO] [stdout]   --> src/adapters/datadog/logger.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let type_id = std::any::TypeId::of::<dyn std::error::Error>();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `resource` is never read
[INFO] [stdout]   --> src/adapters/datadog/metrics.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct DatadogMetrics {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     resource: Option<Resource>,
[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 `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 283 | struct DatadogCounter {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 284 |     counter: OtelCounter<u64>,
[INFO] [stdout] 285 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 302 | struct DatadogGauge {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] 303 |     gauge: OtelGauge<f64>,
[INFO] [stdout] 304 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:323:5
[INFO] [stdout]     |
[INFO] [stdout] 321 | struct DatadogHistogram {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 322 |     histogram: OtelHistogram<f64>,
[INFO] [stdout] 323 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/tracer.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct DatadogSpan {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NS` is never used
[INFO] [stdout]  --> src/domain/metrics.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const NS: &str = "ns";
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tracer`, `metrics`, and `logger` are never read
[INFO] [stdout]    --> src/services/telemetry.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct TelemetryServiceBuilder {
[INFO] [stdout]     |            ----------------------- fields in this struct
[INFO] [stdout] 103 |     tracer: Option<Arc<dyn TracerPort>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 104 |     metrics: Option<Arc<dyn MetricsPort>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 105 |     logger: Option<Arc<dyn LoggerPort>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `with_tracer`, `with_metrics`, `with_logger`, and `build` are never used
[INFO] [stdout]    --> src/services/telemetry.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl TelemetryServiceBuilder {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 109 |     /// Create a new TelemetryServiceBuilder
[INFO] [stdout] 110 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn with_tracer(mut self, tracer: impl TracerPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn with_metrics(mut self, metrics: impl MetricsPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn with_logger(mut self, logger: impl LoggerPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn build(self) -> Result<TelemetryService, TelemetryError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `resource` is never read
[INFO] [stdout]   --> src/adapters/datadog/metrics.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct DatadogMetrics {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     resource: Option<Resource>,
[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 `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 283 | struct DatadogCounter {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 284 |     counter: OtelCounter<u64>,
[INFO] [stdout] 285 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 302 | struct DatadogGauge {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] 303 |     gauge: OtelGauge<f64>,
[INFO] [stdout] 304 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/metrics.rs:323:5
[INFO] [stdout]     |
[INFO] [stdout] 321 | struct DatadogHistogram {
[INFO] [stdout]     |        ---------------- field in this struct
[INFO] [stdout] 322 |     histogram: OtelHistogram<f64>,
[INFO] [stdout] 323 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/adapters/datadog/tracer.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct DatadogSpan {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 106 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NS` is never used
[INFO] [stdout]  --> src/domain/metrics.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const NS: &str = "ns";
[INFO] [stdout]   |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tracer`, `metrics`, and `logger` are never read
[INFO] [stdout]    --> src/services/telemetry.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct TelemetryServiceBuilder {
[INFO] [stdout]     |            ----------------------- fields in this struct
[INFO] [stdout] 103 |     tracer: Option<Arc<dyn TracerPort>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 104 |     metrics: Option<Arc<dyn MetricsPort>>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 105 |     logger: Option<Arc<dyn LoggerPort>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `with_tracer`, `with_metrics`, `with_logger`, and `build` are never used
[INFO] [stdout]    --> src/services/telemetry.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl TelemetryServiceBuilder {
[INFO] [stdout]     | ---------------------------- associated items in this implementation
[INFO] [stdout] 109 |     /// Create a new TelemetryServiceBuilder
[INFO] [stdout] 110 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn with_tracer(mut self, tracer: impl TracerPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn with_metrics(mut self, metrics: impl MetricsPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub fn with_logger(mut self, logger: impl LoggerPort + 'static) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn build(self) -> Result<TelemetryService, TelemetryError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> tests/datadog_logger.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         use std::sync::Arc;
[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 variable: `target`
[INFO] [stdout]   --> tests/datadog_logger.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |             target: Option<&str>,
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logger`
[INFO] [stdout]    --> tests/datadog_logger.rs:242:17
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let logger = DatadogLogger::new("test-service");
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logger`
[INFO] [stdout]    --> tests/datadog_logger.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |             let logger = DatadogLogger::new("test-service");
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.27s
[INFO] running `Command { std: "docker" "inspect" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c", kill_on_drop: false }`
[INFO] [stdout] 0d0cc25e128f76134b08e06bb59ebc1c72e2d2bed42c82c2f9da6f98bb936b0c
