[INFO] cloning repository https://github.com/TwistingTwists/rate_limiter_aimd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TwistingTwists/rate_limiter_aimd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Frate_limiter_aimd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Frate_limiter_aimd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a703a244e948f39dc431675d3cd07b91c653807 [INFO] checking TwistingTwists/rate_limiter_aimd against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwistingTwists%2Frate_limiter_aimd" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TwistingTwists/rate_limiter_aimd [INFO] finished tweaking git repo https://github.com/TwistingTwists/rate_limiter_aimd [INFO] tweaked toml for git repo https://github.com/TwistingTwists/rate_limiter_aimd written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TwistingTwists/rate_limiter_aimd on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TwistingTwists/rate_limiter_aimd 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" 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kill_on_drop: false }` [INFO] [stdout] 5c937459621b006ced5b791837d303cbb6a5a875964f6a1510d52ba5977ef22f [INFO] running `Command { std: "docker" "start" "-a" "5c937459621b006ced5b791837d303cbb6a5a875964f6a1510d52ba5977ef22f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c937459621b006ced5b791837d303cbb6a5a875964f6a1510d52ba5977ef22f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c937459621b006ced5b791837d303cbb6a5a875964f6a1510d52ba5977ef22f", kill_on_drop: false }` [INFO] [stdout] 5c937459621b006ced5b791837d303cbb6a5a875964f6a1510d52ba5977ef22f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41c3919258903529f113a9a39d513445b88a87f0d5e5bcb82ecbf221edfd0057 [INFO] running `Command { std: "docker" "start" "-a" "41c3919258903529f113a9a39d513445b88a87f0d5e5bcb82ecbf221edfd0057", kill_on_drop: false }` [INFO] [stderr] Compiling 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[INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tokio-rustls v0.26.2 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking async-compression v0.4.23 [INFO] [stderr] Checking h2 v0.4.10 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking tower-http v0.6.4 [INFO] [stderr] Checking tokio-test v0.4.4 [INFO] [stderr] Checking tower-test v0.4.0 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking hyper-util v0.1.12 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking hyper-rustls v0.27.6 [INFO] [stderr] Checking reqwest v0.12.15 [INFO] [stderr] Checking rate_limiter_aimd v0.1.1 (/opt/rustwide/workdir/crates/rate_limiter_aimd) [INFO] [stdout] warning: unused import: `tracing::instrument` [INFO] [stdout] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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 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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/src/lib.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::instrument` [INFO] [stdout] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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 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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/src/lib.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `Error` is never constructed [INFO] [stdout] --> crates/rate_limiter_aimd/src/adaptive_concurrency/mod.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub struct Error(bool); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/src/adaptive_concurrency/retries.rs:376:5 [INFO] [stdout] | [INFO] [stdout] 373 | pub struct ExponentialBackoffPolicy { [INFO] [stdout] | ------------------------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 376 | max_total_retry_duration: Option, // 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] --> crates/rate_limiter_aimd/src/adaptive_concurrency/retries.rs:406:8 [INFO] [stdout] | [INFO] [stdout] 388 | impl ExponentialBackoffPolicy { [INFO] [stdout] | ----------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 406 | fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rate_limiter_aimd` (lib) due to 1 previous error; 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: struct `Error` is never constructed [INFO] [stdout] --> crates/rate_limiter_aimd/src/adaptive_concurrency/mod.rs:208:12 [INFO] [stdout] | [INFO] [stdout] 208 | pub struct Error(bool); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/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] --> crates/rate_limiter_aimd/src/adaptive_concurrency/retries.rs:376:5 [INFO] [stdout] | [INFO] [stdout] 373 | pub struct ExponentialBackoffPolicy { [INFO] [stdout] | ------------------------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 376 | max_total_retry_duration: Option, // 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] --> crates/rate_limiter_aimd/src/adaptive_concurrency/retries.rs:406:8 [INFO] [stdout] | [INFO] [stdout] 388 | impl ExponentialBackoffPolicy { [INFO] [stdout] | ----------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 406 | fn build_retry_future(&self, delay_duration: Duration) -> ExponentialPolicyFuture { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> crates/rate_limiter_aimd/src/adaptive_concurrency/service.rs:239:18 [INFO] [stdout] | [INFO] [stdout] 239 | fn inner(&self) -> MutexGuard { [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] error: could not compile `rate_limiter_aimd` (lib test) due to 1 previous error; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "41c3919258903529f113a9a39d513445b88a87f0d5e5bcb82ecbf221edfd0057", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41c3919258903529f113a9a39d513445b88a87f0d5e5bcb82ecbf221edfd0057", kill_on_drop: false }` [INFO] [stdout] 41c3919258903529f113a9a39d513445b88a87f0d5e5bcb82ecbf221edfd0057