[INFO] fetching crate fastly-opentelemetry-exporter 0.2.0...
[INFO] testing fastly-opentelemetry-exporter-0.2.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate fastly-opentelemetry-exporter 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fastly-opentelemetry-exporter 0.2.0
[INFO] finished tweaking crates.io crate fastly-opentelemetry-exporter 0.2.0
[INFO] tweaked toml for crates.io crate fastly-opentelemetry-exporter 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastly-opentelemetry-exporter 0.2.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fastly-opentelemetry-exporter 0.2.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastly-macros v0.11.13
[INFO] [stderr]   Downloaded fastly-shared v0.11.13
[INFO] [stderr]   Downloaded opentelemetry-proto v0.31.0
[INFO] [stderr]   Downloaded elsa v1.11.2
[INFO] [stderr]   Downloaded pin-project-internal v1.1.12
[INFO] [stderr]   Downloaded const-hex v1.19.0
[INFO] [stderr]   Downloaded pin-project v1.1.12
[INFO] [stderr]   Downloaded opentelemetry v0.31.0
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.31.0
[INFO] [stderr]   Downloaded fastly-sys v0.11.13
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.32.1
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.31.0
[INFO] [stderr]   Downloaded fastly v0.11.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb
[INFO] running `Command { std: "docker" "start" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", 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" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zerocopy v0.8.48
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[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling num-conv v0.2.1
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[INFO] [stderr]    Compiling wasip2 v1.0.3+wasi-0.2.9
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling elsa v1.11.2
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[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling fastly v0.11.13
[INFO] [stderr]    Compiling fastly-opentelemetry-exporter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 51.15s
[INFO] running `Command { std: "docker" "inspect" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastly-opentelemetry-exporter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/fastly_opentelemetry_exporter-58a9c8de963e12b7)
[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] [stderr]    Doc-tests fastly_opentelemetry_exporter
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/root_span.rs - root_span::enter_root_span (line 17) - compile ... ok
[INFO] [stdout] test src/../README.md - (line 82) ... FAILED
[INFO] [stdout] test src/../README.md - (line 27) ... FAILED
[INFO] [stdout] test src/span_exporter_builder.rs - span_exporter_builder::SpanExporterBuilder (line 20) - compile ... FAILED
[INFO] [stdout] test src/../README.md - (line 109) ... FAILED
[INFO] [stdout] test src/../README.md - (line 125) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/../README.md - (line 82) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `backend` in this scope
[INFO] [stdout]   --> src/../README.md:85:41
[INFO] [stdout]    |
[INFO] [stdout] 85 | let exporter = SpanExporterBuilder::new(backend)?
[INFO] [stdout]    |                                         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `SpanExporterBuilder` in this scope
[INFO] [stdout]   --> src/../README.md:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 | let exporter = SpanExporterBuilder::new(backend)?
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^ use of undeclared type `SpanExporterBuilder`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/../README.md:86:68
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src____README_md_82_0() {
[INFO] [stdout]    |                                      ---------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 86 |     .with_url(Url::parse("https://collector.example.com/v1/traces")?)
[INFO] [stdout]    |                                                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 82 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src____README_md_82_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 83 | use fastly::http::Url;
[INFO] [stdout] ...
[INFO] [stdout] 87 |     .build()?;
[INFO] [stdout] 88 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 27) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `tracing_subscriber` in this scope
[INFO] [stdout]   --> src/../README.md:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | use tracing_subscriber::{Registry, layer::SubscriberExt};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_subscriber`, use `cargo add tracing_subscriber` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_subscriber`
[INFO] [stdout]   --> src/../README.md:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | use tracing_subscriber::{Registry, layer::SubscriberExt};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_subscriber`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_subscriber`, use `cargo add tracing_subscriber` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/span_exporter_builder.rs - span_exporter_builder::SpanExporterBuilder (line 20) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/span_exporter_builder.rs:25:69
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() {
[INFO] [stdout]    |                                      ---------------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let span_exporter = SpanExporter::builder(Backend::from_name("OTEL")?)?
[INFO] [stdout]    |                                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 21 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 22 | use fastly::Backend;
[INFO] [stdout] ...
[INFO] [stdout] 27 |     .build()?;
[INFO] [stdout] 28 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/span_exporter_builder.rs:25:71
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() {
[INFO] [stdout]    |                                      ---------------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 25 | let span_exporter = SpanExporter::builder(Backend::from_name("OTEL")?)?
[INFO] [stdout]    |                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 21 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 22 | use fastly::Backend;
[INFO] [stdout] ...
[INFO] [stdout] 27 |     .build()?;
[INFO] [stdout] 28 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/span_exporter_builder.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() {
[INFO] [stdout]    |                                      ---------------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 27 |     .build()?;
[INFO] [stdout]    |             ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]    |
[INFO] [stdout] 21 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_span_exporter_builder_rs_20_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 22 | use fastly::Backend;
[INFO] [stdout] ...
[INFO] [stdout] 27 |     .build()?;
[INFO] [stdout] 28 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 109) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `ResourceBuilder` in this scope
[INFO] [stdout]    --> src/../README.md:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 | let resource = ResourceBuilder::new()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^ use of undeclared type `ResourceBuilder`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `SdkTracerProvider` in this scope
[INFO] [stdout]    --> src/../README.md:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 | let tracer_provider = SdkTracerProvider::builder()
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ use of undeclared type `SdkTracerProvider`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/../README.md - (line 125) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `req` in this scope
[INFO] [stdout]    --> src/../README.md:128:31
[INFO] [stdout]     |
[INFO] [stdout] 128 | let _guard = enter_root_span(&req);
[INFO] [stdout]     |                               ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `enter_root_span` in this scope
[INFO] [stdout]    --> src/../README.md:128:14
[INFO] [stdout]     |
[INFO] [stdout] 128 | let _guard = enter_root_span(&req);
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/../README.md - (line 109)
[INFO] [stdout]     src/../README.md - (line 125)
[INFO] [stdout]     src/../README.md - (line 27)
[INFO] [stdout]     src/../README.md - (line 82)
[INFO] [stdout]     src/span_exporter_builder.rs - span_exporter_builder::SpanExporterBuilder (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.47s; merged doctests compilation took 0.19s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb", kill_on_drop: false }`
[INFO] [stdout] 666c9e814aa31e296d69ae7012e569f8fc5d1447a44c4917e1c4a44f6227dcbb
