[INFO] fetching crate otlp-exporter 0.1.0...
[INFO] checking otlp-exporter-0.1.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate otlp-exporter 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate otlp-exporter 0.1.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate otlp-exporter 0.1.0
[INFO] finished tweaking crates.io crate otlp-exporter 0.1.0
[INFO] tweaked toml for crates.io crate otlp-exporter 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 254 packages to latest compatible versions
[INFO] [stderr]       Adding grpcio v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.1.0)
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[INFO] [stderr]       Adding opentelemetry-semantic-conventions v0.12.0 (available: v0.27.0)
[INFO] [stderr]       Adding opentelemetry_sdk v0.20.0 (available: v0.27.1)
[INFO] [stderr]       Adding prost v0.11.9 (available: v0.13.3)
[INFO] [stderr]       Adding protobuf v2.28.0 (available: v3.7.1)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.9)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.3)
[INFO] [stderr]       Adding tonic v0.9.2 (available: v0.12.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.12.0
[INFO] [stderr]   Downloaded grpcio v0.12.1
[INFO] [stderr]   Downloaded opentelemetry-proto v0.3.0
[INFO] [stderr]   Downloaded boringssl-src v0.5.2+6195bf8
[INFO] [stderr]   Downloaded grpcio-sys v0.12.1+1.46.5-patched
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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_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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 598f46cfc81870249489b5eea3c08c73ab8476e6ec3e7b3797f293b5933911ae
[INFO] running `Command { std: "docker" "start" "-a" "598f46cfc81870249489b5eea3c08c73ab8476e6ec3e7b3797f293b5933911ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "598f46cfc81870249489b5eea3c08c73ab8476e6ec3e7b3797f293b5933911ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598f46cfc81870249489b5eea3c08c73ab8476e6ec3e7b3797f293b5933911ae", kill_on_drop: false }`
[INFO] [stdout] 598f46cfc81870249489b5eea3c08c73ab8476e6ec3e7b3797f293b5933911ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8645771b06bf81ff29e76b966fea2fc0b48f08026cd5c2c90bc55f22b5bd6b
[INFO] running `Command { std: "docker" "start" "-a" "9b8645771b06bf81ff29e76b966fea2fc0b48f08026cd5c2c90bc55f22b5bd6b", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking temp-env v0.3.6
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
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[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]     Checking opentelemetry_api v0.20.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking opentelemetry_sdk v0.20.0
[INFO] [stderr]     Checking opentelemetry-proto v0.3.0
[INFO] [stderr]     Checking opentelemetry v0.20.0
[INFO] [stderr]     Checking otlp-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.12.0
[INFO] [stdout] error[E0425]: cannot find function `default_protocol` in this scope
[INFO] [stdout]    --> src/config.rs:412:13
[INFO] [stdout]     |
[INFO] [stdout] 412 |             default_protocol(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `default_protocol` in this scope
[INFO] [stdout]    --> src/config.rs:590:24
[INFO] [stdout]     |
[INFO] [stdout] 590 |         let protocol = default_protocol();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: type `&Protocol` is non-empty
[INFO] [stdout]    --> src/config.rs:260:15
[INFO] [stdout]     |
[INFO] [stdout] 260 |         match self {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Protocol` defined here
[INFO] [stdout]    --> src/config.rs:249:10
[INFO] [stdout]     |
[INFO] [stdout] 249 | pub enum Protocol {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     = note: the matched value is of type `&Protocol`
[INFO] [stdout]     = note: references are always considered inhabited
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
[INFO] [stdout]     |
[INFO] [stdout] 260 ~         match self {
[INFO] [stdout] 261 +             _ => todo!(),
[INFO] [stdout] 262 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0004, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `otlp-exporter` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `super::OTEL_EXPORTER_OTLP_LOGS_ENDPOINT`, `super::OTEL_EXPORTER_OTLP_LOGS_HEADERS`, `super::OTEL_EXPORTER_OTLP_METRICS_ENDPOINT`, `super::OTEL_EXPORTER_OTLP_METRICS_HEADERS`, `super::OTEL_EXPORTER_OTLP_TRACES_ENDPOINT`, `super::OTEL_EXPORTER_OTLP_TRACES_HEADERS`
[INFO] [stdout]    --> src/config.rs:721:37
[INFO] [stdout]     |
[INFO] [stdout] 721 |         OTEL_EXPORTER_OTLP_HEADERS, OTEL_EXPORTER_OTLP_LOGS_ENDPOINT,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `OTEL_EXPORTER_OTLP_LOGS_ENDPOINT` in `config`
[INFO] [stdout] 722 |         OTEL_EXPORTER_OTLP_LOGS_HEADERS, OTEL_EXPORTER_OTLP_METRICS_ENDPOINT,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `OTEL_EXPORTER_OTLP_METRICS_ENDPOINT` in `config`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         no `OTEL_EXPORTER_OTLP_LOGS_HEADERS` in `config`
[INFO] [stdout] 723 |         OTEL_EXPORTER_OTLP_METRICS_HEADERS, OTEL_EXPORTER_OTLP_TRACES_ENDPOINT,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `OTEL_EXPORTER_OTLP_TRACES_ENDPOINT` in `config`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         no `OTEL_EXPORTER_OTLP_METRICS_HEADERS` in `config`
[INFO] [stdout] 724 |         OTEL_EXPORTER_OTLP_TRACES_HEADERS,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `OTEL_EXPORTER_OTLP_TRACES_HEADERS` in `config`
[INFO] [stdout]     |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 721 |         OTEL_EXPORTER_OTLP_HEADERS, OTEL_EXPORTER_OTLP_ENDPOINT,
[INFO] [stdout]     |                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 722 |         OTEL_EXPORTER_OTLP_HEADERS, OTEL_EXPORTER_OTLP_METRICS_ENDPOINT,
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 722 |         OTEL_EXPORTER_OTLP_LOGS_HEADERS, OTEL_EXPORTER_OTLP_ENDPOINT,
[INFO] [stdout]     |                                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 723 |         OTEL_EXPORTER_OTLP_HEADERS, OTEL_EXPORTER_OTLP_TRACES_ENDPOINT,
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 723 |         OTEL_EXPORTER_OTLP_METRICS_HEADERS, OTEL_EXPORTER_OTLP_ENDPOINT,
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout] 724 |         OTEL_EXPORTER_OTLP_HEADERS,
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `default_protocol` in this scope
[INFO] [stdout]    --> src/config.rs:412:13
[INFO] [stdout]     |
[INFO] [stdout] 412 |             default_protocol(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `default_protocol` in this scope
[INFO] [stdout]    --> src/config.rs:590:24
[INFO] [stdout]     |
[INFO] [stdout] 590 |         let protocol = default_protocol();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0004]: non-exhaustive patterns: type `&Protocol` is non-empty
[INFO] [stdout]    --> src/config.rs:260:15
[INFO] [stdout]     |
[INFO] [stdout] 260 |         match self {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Protocol` defined here
[INFO] [stdout]    --> src/config.rs:249:10
[INFO] [stdout]     |
[INFO] [stdout] 249 | pub enum Protocol {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     = note: the matched value is of type `&Protocol`
[INFO] [stdout]     = note: references are always considered inhabited
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
[INFO] [stdout]     |
[INFO] [stdout] 260 ~         match self {
[INFO] [stdout] 261 +             _ => todo!(),
[INFO] [stdout] 262 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config.rs:735:23
[INFO] [stdout]     |
[INFO] [stdout] 734 |         ConfigBuilder::default()
[INFO] [stdout]     |         ------------------------ any code following this expression is unreachable
[INFO] [stdout] 735 |             .with_env(data_type)
[INFO] [stdout]     |                       ^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `ConfigBuilder`, which is uninhabited
[INFO] [stdout]    --> src/config.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |         ConfigBuilder::default()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_type`
[INFO] [stdout]    --> src/config.rs:733:30
[INFO] [stdout]     |
[INFO] [stdout] 733 |     fn build_config_with_env(data_type: Option<DataType>) -> Config {
[INFO] [stdout]     |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config.rs:758:21
[INFO] [stdout]     |
[INFO] [stdout] 757 |                     build_config_with_env(None).endpoint().to_string(),
[INFO] [stdout]     |                     --------------------------- any code following this expression is unreachable
[INFO] [stdout] 758 |                     expected_endpoint_with_slash
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `config::Config`, which is uninhabited
[INFO] [stdout]    --> src/config.rs:757:21
[INFO] [stdout]     |
[INFO] [stdout] 757 |                     build_config_with_env(None).endpoint().to_string(),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config.rs:916:68
[INFO] [stdout]     |
[INFO] [stdout] 916 |                 assert_eq!(build_config_with_env(None).headers(), &otlp_headers);
[INFO] [stdout]     |                            ---------------------------             ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `config::Config`, which is uninhabited
[INFO] [stdout]    --> src/config.rs:916:28
[INFO] [stdout]     |
[INFO] [stdout] 916 |                 assert_eq!(build_config_with_env(None).headers(), &otlp_headers);
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config.rs:892:68
[INFO] [stdout]     |
[INFO] [stdout] 892 |                 assert_eq!(build_config_with_env(None).headers(), &otlp_headers);
[INFO] [stdout]     |                            ---------------------------             ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `config::Config`, which is uninhabited
[INFO] [stdout]    --> src/config.rs:892:28
[INFO] [stdout]     |
[INFO] [stdout] 892 |                 assert_eq!(build_config_with_env(None).headers(), &otlp_headers);
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config.rs:873:17
[INFO] [stdout]     |
[INFO] [stdout] 873 |                 assert_eq!(build_config_with_env(None).headers(), &default_headers());
[INFO] [stdout]     |                 ^^^^^^^^^^^---------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |          |
[INFO] [stdout]     |                 |          any code following this expression is unreachable
[INFO] [stdout]     |                 unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `config::Config`, which is uninhabited
[INFO] [stdout]    --> src/config.rs:873:28
[INFO] [stdout]     |
[INFO] [stdout] 873 |                 assert_eq!(build_config_with_env(None).headers(), &default_headers());
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0004, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `otlp-exporter` (lib test) due to 4 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9b8645771b06bf81ff29e76b966fea2fc0b48f08026cd5c2c90bc55f22b5bd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8645771b06bf81ff29e76b966fea2fc0b48f08026cd5c2c90bc55f22b5bd6b", kill_on_drop: false }`
[INFO] [stdout] 9b8645771b06bf81ff29e76b966fea2fc0b48f08026cd5c2c90bc55f22b5bd6b
