rust otel 0.26.0 tracing opentelemetry

build-output.txt

   Compiling otel26 v0.1.0 (/Users/abologna/git/rust/otel26)
error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: opentelemetry::trace::tracer::Tracer` is not satisfied
   --> src/main.rs:15:64
    |
15  |     let telemetry = tracing_opentelemetry::layer().with_tracer(tracer);
    |                                                    ----------- ^^^^^^ the trait `opentelemetry::trace::tracer::Tracer` is not implemented for `opentelemetry_sdk::trace::Tracer`
    |                                                    |
    |                                                    required by a bound introduced by this call
    |
    = help: the following other types implement trait `opentelemetry::trace::tracer::Tracer`:
              opentelemetry::global::trace::BoxedTracer
              opentelemetry::trace::noop::NoopTracer
              opentelemetry_sdk::trace::tracer::Tracer
note: required by a bound in `OpenTelemetryLayer::<S, T>::with_tracer`
   --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-opentelemetry-0.26.0/src/layer.rs:591:17
    |
589 |     pub fn with_tracer<Tracer>(self, tracer: Tracer) -> OpenTelemetryLayer<S, Tracer>
    |            ----------- required by a bound in this associated function
590 |     where
591 |         Tracer: otel::Tracer + PreSampledTracer + 'static,
    |                 ^^^^^^^^^^^^ required by this bound in `OpenTelemetryLayer::<S, T>::with_tracer`

error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: PreSampledTracer` is not satisfied
   --> src/main.rs:15:64
    |
15  |     let telemetry = tracing_opentelemetry::layer().with_tracer(tracer);
    |                                                    ----------- ^^^^^^ the trait `PreSampledTracer` is not implemented for `opentelemetry_sdk::trace::Tracer`
    |                                                    |
    |                                                    required by a bound introduced by this call
    |
    = help: the following other types implement trait `PreSampledTracer`:
              opentelemetry::trace::noop::NoopTracer
              opentelemetry_sdk::trace::tracer::Tracer
note: required by a bound in `OpenTelemetryLayer::<S, T>::with_tracer`
   --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-opentelemetry-0.26.0/src/layer.rs:591:32
    |
589 |     pub fn with_tracer<Tracer>(self, tracer: Tracer) -> OpenTelemetryLayer<S, Tracer>
    |            ----------- required by a bound in this associated function
590 |     where
591 |         Tracer: otel::Tracer + PreSampledTracer + 'static,
    |                                ^^^^^^^^^^^^^^^^ required by this bound in `OpenTelemetryLayer::<S, T>::with_tracer`

error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: opentelemetry::trace::tracer::Tracer` is not satisfied
    --> src/main.rs:19:47
     |
19   |     let subscriber = Registry::default().with(telemetry);
     |                                          ---- ^^^^^^^^^ the trait `opentelemetry::trace::tracer::Tracer` is not implemented for `opentelemetry_sdk::trace::Tracer`, which is required by `OpenTelemetryLayer<_, opentelemetry_sdk::trace::Tracer>: __tracing_subscriber_Layer<Registry>`
     |                                          |
     |                                          required by a bound introduced by this call
     |
     = help: the following other types implement trait `opentelemetry::trace::tracer::Tracer`:
               opentelemetry::global::trace::BoxedTracer
               opentelemetry::trace::noop::NoopTracer
               opentelemetry_sdk::trace::tracer::Tracer
     = note: required for `OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>` to implement `__tracing_subscriber_Layer<Registry>`
note: required by a bound in `with`
    --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-subscriber-0.3.18/src/layer/mod.rs:1503:12
     |
1501 |     fn with<L>(self, layer: L) -> Layered<L, Self>
     |        ---- required by a bound in this associated function
1502 |     where
1503 |         L: Layer<Self>,
     |            ^^^^^^^^^^^ required by this bound in `__tracing_subscriber_SubscriberExt::with`

error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: PreSampledTracer` is not satisfied
    --> src/main.rs:19:47
     |
19   |     let subscriber = Registry::default().with(telemetry);
     |                                          ---- ^^^^^^^^^ the trait `PreSampledTracer` is not implemented for `opentelemetry_sdk::trace::Tracer`, which is required by `OpenTelemetryLayer<_, opentelemetry_sdk::trace::Tracer>: __tracing_subscriber_Layer<Registry>`
     |                                          |
     |                                          required by a bound introduced by this call
     |
     = help: the following other types implement trait `PreSampledTracer`:
               opentelemetry::trace::noop::NoopTracer
               opentelemetry_sdk::trace::tracer::Tracer
     = note: required for `OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>` to implement `__tracing_subscriber_Layer<Registry>`
note: required by a bound in `with`
    --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-subscriber-0.3.18/src/layer/mod.rs:1503:12
     |
1501 |     fn with<L>(self, layer: L) -> Layered<L, Self>
     |        ---- required by a bound in this associated function
1502 |     where
1503 |         L: Layer<Self>,
     |            ^^^^^^^^^^^ required by this bound in `__tracing_subscriber_SubscriberExt::with`

error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: opentelemetry::trace::tracer::Tracer` is not satisfied
  --> src/main.rs:22:39
   |
22 |     tracing::subscriber::with_default(subscriber, || {
   |     --------------------------------- ^^^^^^^^^^ the trait `opentelemetry::trace::tracer::Tracer` is not implemented for `opentelemetry_sdk::trace::Tracer`, which is required by `Layered<OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>, Registry>: tracing::Subscriber`
   |     |
   |     required by a bound introduced by this call
   |
   = help: the following other types implement trait `opentelemetry::trace::tracer::Tracer`:
             opentelemetry::global::trace::BoxedTracer
             opentelemetry::trace::noop::NoopTracer
             opentelemetry_sdk::trace::tracer::Tracer
   = note: required for `OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>` to implement `__tracing_subscriber_Layer<Registry>`
   = note: required for `Layered<OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>, Registry>` to implement `tracing::Subscriber`
note: required by a bound in `tracing::subscriber::with_default`
  --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-0.1.40/src/subscriber.rs:22:8
   |
20 | pub fn with_default<T, S>(subscriber: S, f: impl FnOnce() -> T) -> T
   |        ------------ required by a bound in this function
21 | where
22 |     S: Subscriber + Send + Sync + 'static,
   |        ^^^^^^^^^^ required by this bound in `with_default`

error[E0277]: the trait bound `opentelemetry_sdk::trace::Tracer: PreSampledTracer` is not satisfied
  --> src/main.rs:22:39
   |
22 |     tracing::subscriber::with_default(subscriber, || {
   |     --------------------------------- ^^^^^^^^^^ the trait `PreSampledTracer` is not implemented for `opentelemetry_sdk::trace::Tracer`, which is required by `Layered<OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>, Registry>: tracing::Subscriber`
   |     |
   |     required by a bound introduced by this call
   |
   = help: the following other types implement trait `PreSampledTracer`:
             opentelemetry::trace::noop::NoopTracer
             opentelemetry_sdk::trace::tracer::Tracer
   = note: required for `OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>` to implement `__tracing_subscriber_Layer<Registry>`
   = note: required for `Layered<OpenTelemetryLayer<Registry, opentelemetry_sdk::trace::Tracer>, Registry>` to implement `tracing::Subscriber`
note: required by a bound in `tracing::subscriber::with_default`
  --> /Users/abologna/.cargo/registry/src/index.crates.io-6f17d22bba15001f/tracing-0.1.40/src/subscriber.rs:22:8
   |
20 | pub fn with_default<T, S>(subscriber: S, f: impl FnOnce() -> T) -> T
   |        ------------ required by a bound in this function
21 | where
22 |     S: Subscriber + Send + Sync + 'static,
   |        ^^^^^^^^^^ required by this bound in `with_default`

warning: unused import: `Tracer`
 --> src/main.rs:3:32
  |
3 |     use opentelemetry::trace::{Tracer, TracerProvider as _};
  |                                ^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

For more information about this error, try `rustc --explain E0277`.
warning: `otel26` (bin "otel26") generated 1 warning
error: could not compile `otel26` (bin "otel26") due to 6 previous errors; 1 warning emitted

cargo.toml

[package]
name = "otel26"
version = "0.1.0"
edition = "2021"

[dependencies]
opentelemetry = "0.26.0"
opentelemetry-stdout = "0.26.0"
opentelemetry_sdk = { version = "0.26.0", features = ["trace"] }
tracing = "0.1.40"
tracing-opentelemetry = "0.26.0"
tracing-subscriber = "0.3.18"

main.rs

fn main() {
    use opentelemetry_sdk::trace::TracerProvider;
    use opentelemetry::trace::{Tracer, TracerProvider as _};
    use tracing::{error, span};
    use tracing_subscriber::layer::SubscriberExt;
    use tracing_subscriber::Registry;

    // Create a new OpenTelemetry trace pipeline that prints to stdout
    let provider = TracerProvider::builder()
        .with_simple_exporter(opentelemetry_stdout::SpanExporter::default())
        .build();
    let tracer = provider.tracer("readme_example");

    // Create a tracing layer with the configured tracer
    let telemetry = tracing_opentelemetry::layer().with_tracer(tracer);

    // Use the tracing subscriber `Registry`, or any other subscriber
    // that impls `LookupSpan`
    let subscriber = Registry::default().with(telemetry);

    // Trace executed code
    tracing::subscriber::with_default(subscriber, || {
        // Spans will be sent to the configured OpenTelemetry exporter
        let root = span!(tracing::Level::TRACE, "app_start", work_units = 2);
        let _enter = root.enter();

        error!("This event will be logged in the root span.");
    });
}