[INFO] fetching crate rate_limiter_aimd 0.1.1...
[INFO] testing rate_limiter_aimd-0.1.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate rate_limiter_aimd 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rate_limiter_aimd 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rate_limiter_aimd 0.1.1
[INFO] tweaked toml for crates.io crate rate_limiter_aimd 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rate_limiter_aimd 0.1.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rate_limiter_aimd 0.1.1 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rate_limiter_aimd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::instrument`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tracing::instrument;
[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: `retries::ExponentialBackoff`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     retries::ExponentialBackoff,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]    --> src/adaptive_concurrency/internal_event/mod.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[cfg(not(any(test, feature = "test")))]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Error as CrateError`
[INFO] [stdout]  --> src/adaptive_concurrency/reqwest_integration.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Error as CrateError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `layer::AdaptiveConcurrencyLimitLayer`
[INFO] [stdout]   --> src/adaptive_concurrency/mod.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) use layer::AdaptiveConcurrencyLimitLayer;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/adaptive_concurrency/mod.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub struct Error(bool);
[INFO] [stdout]     |            ----- ^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_total_retry_duration` and `first_attempt_made` are never read
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 373 | pub struct ExponentialBackoffPolicy<L: RetryLogic> {
[INFO] [stdout]     |            ------------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 376 |     max_total_retry_duration: Option<Duration>, // Optional: if you want to cap total time across retries
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 377 |     first_attempt_made: bool, // To ensure backoff_iterator.next() isn't called before the first retry
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExponentialBackoffPolicy` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_retry_future` is never used
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 388 | impl<L: RetryLogic> ExponentialBackoffPolicy<L> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 406 |     fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture<L> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "2165da2c90ee69349c30dd81440dd8fae7038d50e7bd1c89ef775d2f3a6fc6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2165da2c90ee69349c30dd81440dd8fae7038d50e7bd1c89ef775d2f3a6fc6fd", kill_on_drop: false }`
[INFO] [stdout] 2165da2c90ee69349c30dd81440dd8fae7038d50e7bd1c89ef775d2f3a6fc6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dd0f347a41a4600bb30eef8a42605a3d541425c848e8970e2f50bc47fe84cdb
[INFO] running `Command { std: "docker" "start" "-a" "3dd0f347a41a4600bb30eef8a42605a3d541425c848e8970e2f50bc47fe84cdb", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `tracing::instrument`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tracing::instrument;
[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: `retries::ExponentialBackoff`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     retries::ExponentialBackoff,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]    --> src/adaptive_concurrency/internal_event/mod.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[cfg(not(any(test, feature = "test")))]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Error as CrateError`
[INFO] [stdout]  --> src/adaptive_concurrency/reqwest_integration.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Error as CrateError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `layer::AdaptiveConcurrencyLimitLayer`
[INFO] [stdout]   --> src/adaptive_concurrency/mod.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) use layer::AdaptiveConcurrencyLimitLayer;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/adaptive_concurrency/mod.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub struct Error(bool);
[INFO] [stdout]     |            ----- ^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_total_retry_duration` and `first_attempt_made` are never read
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 373 | pub struct ExponentialBackoffPolicy<L: RetryLogic> {
[INFO] [stdout]     |            ------------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 376 |     max_total_retry_duration: Option<Duration>, // Optional: if you want to cap total time across retries
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 377 |     first_attempt_made: bool, // To ensure backoff_iterator.next() isn't called before the first retry
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExponentialBackoffPolicy` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_retry_future` is never used
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 388 | impl<L: RetryLogic> ExponentialBackoffPolicy<L> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 406 |     fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture<L> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rate_limiter_aimd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Level`
[INFO] [stdout]   --> examples/openai_chat.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | use tracing::{Level, debug, error, info, warn};
[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: `tracing::instrument`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tracing::instrument;
[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: `retries::ExponentialBackoff`
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     retries::ExponentialBackoff,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]    --> src/adaptive_concurrency/internal_event/mod.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[cfg(not(any(test, feature = "test")))]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Error as CrateError`
[INFO] [stdout]  --> src/adaptive_concurrency/reqwest_integration.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Error as CrateError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/adaptive_concurrency/reqwest_integration.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/openai_chat.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut service = ServiceBuilder::new()
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/adaptive_concurrency/mod.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub struct Error(bool);
[INFO] [stdout]     |            ----- ^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `concurrency_limit` and `averaged_rtt` are never read
[INFO] [stdout]   --> src/adaptive_concurrency/controller.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub(super) struct ControllerStatistics {
[INFO] [stdout]    |                   -------------------- fields in this struct
[INFO] [stdout] 72 |     pub(super) in_flight: TimeHistogram,
[INFO] [stdout] 73 |     pub(super) concurrency_limit: TimeHistogram,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 74 |     pub(super) observed_rtt: TimeWeightedSum,
[INFO] [stdout] 75 |     pub(super) averaged_rtt: TimeWeightedSum,
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ControllerStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_total_retry_duration` and `first_attempt_made` are never read
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 373 | pub struct ExponentialBackoffPolicy<L: RetryLogic> {
[INFO] [stdout]     |            ------------------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 376 |     max_total_retry_duration: Option<Duration>, // Optional: if you want to cap total time across retries
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 377 |     first_attempt_made: bool, // To ensure backoff_iterator.next() isn't called before the first retry
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ExponentialBackoffPolicy` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_retry_future` is never used
[INFO] [stdout]    --> src/adaptive_concurrency/retries.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 388 | impl<L: RetryLogic> ExponentialBackoffPolicy<L> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 406 |     fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture<L> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/adaptive_concurrency/service.rs:239:18
[INFO] [stdout]     |
[INFO] [stdout] 239 |         fn inner(&self) -> MutexGuard<Inner> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 239 |         fn inner(&self) -> MutexGuard<'_, Inner> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "3dd0f347a41a4600bb30eef8a42605a3d541425c848e8970e2f50bc47fe84cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd0f347a41a4600bb30eef8a42605a3d541425c848e8970e2f50bc47fe84cdb", kill_on_drop: false }`
[INFO] [stdout] 3dd0f347a41a4600bb30eef8a42605a3d541425c848e8970e2f50bc47fe84cdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1f0146624267c993add7491de1f9f3119dc773b8b78c26fcdc28b3b8a5e4c22
[INFO] running `Command { std: "docker" "start" "-a" "e1f0146624267c993add7491de1f9f3119dc773b8b78c26fcdc28b3b8a5e4c22", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tracing::instrument`
[INFO] [stderr]   --> src/adaptive_concurrency/controller.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tracing::instrument;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `retries::ExponentialBackoff`
[INFO] [stderr]   --> src/adaptive_concurrency/controller.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     retries::ExponentialBackoff,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `test`
[INFO] [stderr]    --> src/adaptive_concurrency/internal_event/mod.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 | #[cfg(not(any(test, feature = "test")))]
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Error as CrateError`
[INFO] [stderr]  --> src/adaptive_concurrency/reqwest_integration.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::Error as CrateError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::future::Future`
[INFO] [stderr]   --> src/adaptive_concurrency/reqwest_integration.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::future::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::pin::Pin`
[INFO] [stderr]   --> src/adaptive_concurrency/reqwest_integration.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::pin::Pin;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `layer::AdaptiveConcurrencyLimitLayer`
[INFO] [stderr]   --> src/adaptive_concurrency/mod.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub(crate) use layer::AdaptiveConcurrencyLimitLayer;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/adaptive_concurrency/mod.rs:208:18
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub struct Error(bool);
[INFO] [stderr]     |            ----- ^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `max_total_retry_duration` and `first_attempt_made` are never read
[INFO] [stderr]    --> src/adaptive_concurrency/retries.rs:376:5
[INFO] [stderr]     |
[INFO] [stderr] 373 | pub struct ExponentialBackoffPolicy<L: RetryLogic> {
[INFO] [stderr]     |            ------------------------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 376 |     max_total_retry_duration: Option<Duration>, // Optional: if you want to cap total time across retries
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 377 |     first_attempt_made: bool, // To ensure backoff_iterator.next() isn't called before the first retry
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ExponentialBackoffPolicy` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `build_retry_future` is never used
[INFO] [stderr]    --> src/adaptive_concurrency/retries.rs:406:8
[INFO] [stderr]     |
[INFO] [stderr] 388 | impl<L: RetryLogic> ExponentialBackoffPolicy<L> {
[INFO] [stderr]     | ----------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 406 |     fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture<L> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `concurrency_limit` and `averaged_rtt` are never read
[INFO] [stderr]   --> src/adaptive_concurrency/controller.rs:73:16
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub(super) struct ControllerStatistics {
[INFO] [stderr]    |                   -------------------- fields in this struct
[INFO] [stderr] 72 |     pub(super) in_flight: TimeHistogram,
[INFO] [stderr] 73 |     pub(super) concurrency_limit: TimeHistogram,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 74 |     pub(super) observed_rtt: TimeWeightedSum,
[INFO] [stderr] 75 |     pub(super) averaged_rtt: TimeWeightedSum,
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ControllerStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/adaptive_concurrency/service.rs:239:18
[INFO] [stderr]     |
[INFO] [stderr] 239 |         fn inner(&self) -> MutexGuard<Inner> {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 239 |         fn inner(&self) -> MutexGuard<'_, Inner> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rate_limiter_aimd` (lib) generated 11 warnings (run `cargo fix --lib -p rate_limiter_aimd` to apply 6 suggestions)
[INFO] [stderr] warning: `rate_limiter_aimd` (lib test) generated 12 warnings (10 duplicates) (run `cargo fix --lib -p rate_limiter_aimd --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `Level`
[INFO] [stderr]   --> examples/openai_chat.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | use tracing::{Level, debug, error, info, warn};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/openai_chat.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut service = ServiceBuilder::new()
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rate_limiter_aimd` (example "openai_chat") generated 2 warnings (run `cargo fix --example "openai_chat" -p rate_limiter_aimd` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rate_limiter_aimd-1e06662ffabfe869)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test adaptive_concurrency::retries::tests::backoff_grows_to_max_with_jitter ... ok
[INFO] [stdout] test adaptive_concurrency::retries::tests::timeout_error ... ok
[INFO] [stdout] test adaptive_concurrency::service::tests::increases_limit ... ok
[INFO] [stdout] test adaptive_concurrency::service::tests::rapid_decrease ... ok
[INFO] [stdout] test adaptive_concurrency::service::tests::startup_conditions ... ok
[INFO] [stdout] test adaptive_concurrency::stats::tests::ewma_update_works ... ok
[INFO] [stdout] test adaptive_concurrency::retries::tests::service_error_no_retry ... ok
[INFO] [stdout] test adaptive_concurrency::service::tests::handles_deferral ... ok
[INFO] [stdout] test adaptive_concurrency::retries::tests::service_error_retry ... ok
[INFO] [stdout] test adaptive_concurrency::stats::tests::mean_update_works ... ok
[INFO] [stdout] test adaptive_concurrency::stats::tests::ewma_variance_update_works ... ok
[INFO] [stdout] test adaptive_concurrency::retries::tests::backoff_grows_to_max ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rate_limiter_aimd
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/adaptive_concurrency/internal_event/mod.rs - adaptive_concurrency::internal_event::registered_event (line 222) ... ignored
[INFO] [stdout] test src/lib.rs - (line 27) ... FAILED
[INFO] [stdout] test src/adaptive_concurrency/retries.rs - adaptive_concurrency::retries::RetryLogic (line 34) ... FAILED
[INFO] [stdout] test src/adaptive_concurrency/internal_event/mod.rs - adaptive_concurrency::internal_event::InternalEvent (line 38) ... ok
[INFO] [stdout] test src/adaptive_concurrency/mod.rs - adaptive_concurrency::AdaptiveConcurrencySettings (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 27) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `rate_limiter_aimd::reqwest_integration`
[INFO] [stdout]   --> src/lib.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 | use rate_limiter_aimd::reqwest_integration::ReqwestService;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^ could not find `reqwest_integration` in `rate_limiter_aimd`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/adaptive_concurrency/retries.rs - adaptive_concurrency::retries::RetryLogic (line 34) stdout ----
[INFO] [stdout] error[E0277]: the size for values of type `(dyn std::error::Error + Send + Sync + 'static)` cannot be known at compilation time
[INFO] [stdout]   --> src/adaptive_concurrency/retries.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |     type Error = Box<dyn Error + Send + Sync + 'static>;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `(dyn std::error::Error + Send + Sync + 'static)`
[INFO] [stdout] help: the trait `std::error::Error` is implemented for `Box<E>`
[INFO] [stdout]   --> /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2351:0
[INFO] [stdout]    = note: required for `Box<(dyn std::error::Error + Send + Sync + 'static)>` to implement `std::error::Error`
[INFO] [stdout] note: required by a bound in `rate_limiter_aimd::adaptive_concurrency::retries::RetryLogic::Error`
[INFO] [stdout]   --> src/adaptive_concurrency/retries.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |     type Error: std::error::Error + Send + Sync + 'static;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ required by this bound in `RetryLogic::Error`
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `should_retry_response` has an incompatible type for trait
[INFO] [stdout]   --> src/adaptive_concurrency/retries.rs:51:67
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn should_retry_response(&self, response: &Self::Response) -> bool {
[INFO] [stdout]    |                                                                   ^^^^ expected `RetryAction`, found `bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(&MyRetryLogic, &String) -> RetryAction`
[INFO] [stdout]               found signature `fn(&MyRetryLogic, &String) -> bool`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 51 -     fn should_retry_response(&self, response: &Self::Response) -> bool {
[INFO] [stdout] 51 +     fn should_retry_response(&self, response: &Self::Response) -> RetryAction {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0277.
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/adaptive_concurrency/retries.rs - adaptive_concurrency::retries::RetryLogic (line 34)
[INFO] [stdout]     src/lib.rs - (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.24s; merged doctests compilation took 0.20s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e1f0146624267c993add7491de1f9f3119dc773b8b78c26fcdc28b3b8a5e4c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f0146624267c993add7491de1f9f3119dc773b8b78c26fcdc28b3b8a5e4c22", kill_on_drop: false }`
[INFO] [stdout] e1f0146624267c993add7491de1f9f3119dc773b8b78c26fcdc28b3b8a5e4c22
