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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djv3/opentelemetry-lambda-extension" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjv3%2Fopentelemetry-lambda-extension", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjv3%2Fopentelemetry-lambda-extension" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/djv3/opentelemetry-lambda-extension
[INFO] finished tweaking git repo https://github.com/djv3/opentelemetry-lambda-extension
[INFO] tweaked toml for git repo https://github.com/djv3/opentelemetry-lambda-extension written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/djv3/opentelemetry-lambda-extension 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/djv3/opentelemetry-lambda-extension 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 }`
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[INFO] [stderr]   Downloaded lambda_runtime_api_client v0.11.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 }`
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[INFO] [stdout] warning: unused variable: `handle_events_result`
[INFO] [stdout]   --> src/controller/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let (handle_events_result, join_all_result) =
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_events_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_all_result`
[INFO] [stdout]   --> src/controller/mod.rs:79:36
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let (handle_events_result, join_all_result) =
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_all_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipeline_channel`
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/telemetry_api.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let pipeline_channel = self.pipeline_channel.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipeline_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle_events_result`
[INFO] [stdout]   --> src/controller/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let (handle_events_result, join_all_result) =
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle_events_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_all_result`
[INFO] [stdout]   --> src/controller/mod.rs:79:36
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let (handle_events_result, join_all_result) =
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_all_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ApplicationController` is never constructed
[INFO] [stdout]  --> src/controller/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ApplicationController {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `set_resource`, `get_resource`, `new`, `handle_events`, and `start` are never used
[INFO] [stdout]   --> src/controller/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ApplicationController {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn set_resource(&self, resource: Resource) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn get_resource(&self) -> Result<Resource> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn new(application_event_channel: UnboundedReceiver<ApplicationEvent>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub async fn handle_events(&mut self) -> Result<()> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub async fn start(&mut self, pipelines: Vec<Pipeline>) -> Result<()> {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reason_string` is never used
[INFO] [stdout]   --> src/events/shutdown.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ShutdownReason {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 21 |     fn reason_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `receivers`, `receiver_channel`, `processors`, `exporters`, `failover_sender`, and `cancellation_token` are never read
[INFO] [stdout]   --> src/pipeline/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Pipeline {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 10 |     receivers: Vec<Box<dyn Receiver>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     receiver_channel: mpsc::UnboundedReceiver<ScopedTelemetry>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     processors: Vec<Box<dyn Processor>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     exporters: Vec<Box<dyn Exporter>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     failover_sender: Option<mpsc::UnboundedSender<ScopedTelemetry>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     cancellation_token: CancellationToken,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pipeline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AwsLambdaExtensionReceiver` is never constructed
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct AwsLambdaExtensionReceiver {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_lambda_extension` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | async fn run_lambda_extension(ep: EventProcessor, tp: TelemetryApiProcessor) -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EventProcessor` is never constructed
[INFO] [stdout]  --> src/receivers/aws_lambda_extension/event.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct EventProcessor {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/event.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl EventProcessor {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(application_channel: mpsc::UnboundedSender<ApplicationEvent>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TelemetryApiProcessor` is never constructed
[INFO] [stdout]  --> src/receivers/aws_lambda_extension/telemetry_api.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct TelemetryApiProcessor {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/telemetry_api.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl TelemetryApiProcessor {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(pipeline_channel: mpsc::UnboundedSender<ScopedTelemetry>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipeline_channel`
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/telemetry_api.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let pipeline_channel = self.pipeline_channel.clone();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipeline_channel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ApplicationController` is never constructed
[INFO] [stdout]  --> src/controller/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ApplicationController {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `set_resource`, `get_resource`, `new`, `handle_events`, and `start` are never used
[INFO] [stdout]   --> src/controller/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ApplicationController {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn set_resource(&self, resource: Resource) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn get_resource(&self) -> Result<Resource> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn new(application_event_channel: UnboundedReceiver<ApplicationEvent>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub async fn handle_events(&mut self) -> Result<()> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub async fn start(&mut self, pipelines: Vec<Pipeline>) -> Result<()> {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reason_string` is never used
[INFO] [stdout]   --> src/events/shutdown.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ShutdownReason {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] 21 |     fn reason_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `receivers`, `receiver_channel`, `processors`, `exporters`, `failover_sender`, and `cancellation_token` are never read
[INFO] [stdout]   --> src/pipeline/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Pipeline {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 10 |     receivers: Vec<Box<dyn Receiver>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     receiver_channel: mpsc::UnboundedReceiver<ScopedTelemetry>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     processors: Vec<Box<dyn Processor>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     exporters: Vec<Box<dyn Exporter>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     failover_sender: Option<mpsc::UnboundedSender<ScopedTelemetry>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     cancellation_token: CancellationToken,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pipeline` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AwsLambdaExtensionReceiver` is never constructed
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct AwsLambdaExtensionReceiver {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_lambda_extension` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/mod.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | async fn run_lambda_extension(ep: EventProcessor, tp: TelemetryApiProcessor) -> Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EventProcessor` is never constructed
[INFO] [stdout]  --> src/receivers/aws_lambda_extension/event.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct EventProcessor {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/event.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl EventProcessor {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(application_channel: mpsc::UnboundedSender<ApplicationEvent>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TelemetryApiProcessor` is never constructed
[INFO] [stdout]  --> src/receivers/aws_lambda_extension/telemetry_api.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct TelemetryApiProcessor {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/receivers/aws_lambda_extension/telemetry_api.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl TelemetryApiProcessor {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(pipeline_channel: mpsc::UnboundedSender<ScopedTelemetry>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `json`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let json = JsonExporter;
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_json`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipeline`
[INFO] [stdout]   --> src/main.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (pipeline, _) = PipelineBuilder::new()
[INFO] [stdout]    |          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipeline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `json`
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let json = JsonExporter;
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_json`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipeline`
[INFO] [stdout]   --> src/main.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (pipeline, _) = PipelineBuilder::new()
[INFO] [stdout]    |          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipeline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.13s
[INFO] running `Command { std: "docker" "inspect" "54e3f1cbdcab6d9c80c8af1cade859264026a5ec2a35f6add34736dad3c56763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e3f1cbdcab6d9c80c8af1cade859264026a5ec2a35f6add34736dad3c56763", kill_on_drop: false }`
[INFO] [stdout] 54e3f1cbdcab6d9c80c8af1cade859264026a5ec2a35f6add34736dad3c56763
