[INFO] fetching crate tracing-throttle 0.4.2...
[INFO] testing tracing-throttle-0.4.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tracing-throttle 0.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tracing-throttle 0.4.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-throttle 0.4.2
[INFO] tweaked toml for crates.io crate tracing-throttle 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-throttle 0.4.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-throttle 0.4.2 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37901290c4b234f403b7fe258f4699548ccb3bf51d2a30d52d8bd628d27782c9
[INFO] running `Command { std: "docker" "start" "-a" "37901290c4b234f403b7fe258f4699548ccb3bf51d2a30d52d8bd628d27782c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37901290c4b234f403b7fe258f4699548ccb3bf51d2a30d52d8bd628d27782c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37901290c4b234f403b7fe258f4699548ccb3bf51d2a30d52d8bd628d27782c9", kill_on_drop: false }`
[INFO] [stdout] 37901290c4b234f403b7fe258f4699548ccb3bf51d2a30d52d8bd628d27782c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c834bcda46515223fbbea54ce5f7bbee6154292ba090c8bcd577bd7ea09577da
[INFO] running `Command { std: "docker" "start" "-a" "c834bcda46515223fbbea54ce5f7bbee6154292ba090c8bcd577bd7ea09577da", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-throttle v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `Command { std: "docker" "inspect" "c834bcda46515223fbbea54ce5f7bbee6154292ba090c8bcd577bd7ea09577da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c834bcda46515223fbbea54ce5f7bbee6154292ba090c8bcd577bd7ea09577da", kill_on_drop: false }`
[INFO] [stdout] c834bcda46515223fbbea54ce5f7bbee6154292ba090c8bcd577bd7ea09577da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5795ad7f9e6ae5584693cd6c41133cad6e79fb14c3f3228971a42d9a2e07751
[INFO] running `Command { std: "docker" "start" "-a" "b5795ad7f9e6ae5584693cd6c41133cad6e79fb14c3f3228971a42d9a2e07751", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling zerocopy-derive v0.8.30
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling tracing-throttle v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/field_precedence.rs:9:39
[INFO] [stdout]    |
[INFO] [stdout]  9 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/span_context.rs:9:39
[INFO] [stdout]    |
[INFO] [stdout]  9 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/event_fields.rs:8:39
[INFO] [stdout]    |
[INFO] [stdout]  8 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/eviction.rs:7:39
[INFO] [stdout]    |
[INFO] [stdout]  7 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-throttle` (test "span_context") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/rate_limiting.rs:6:39
[INFO] [stdout]    |
[INFO] [stdout]  6 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-throttle` (test "event_fields") due to 1 previous error
[INFO] [stderr] error: could not compile `tracing-throttle` (test "field_precedence") due to 1 previous error
[INFO] [stdout] error[E0432]: unresolved import `tracing_throttle::infrastructure::mocks`
[INFO] [stdout]   --> tests/shutdown.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_throttle::infrastructure::mocks::MockCaptureLayer;
[INFO] [stdout]    |                                       ^^^^^ could not find `mocks` in `infrastructure`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/infrastructure/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg(any(test, feature = "test-helpers"))]
[INFO] [stdout]    |          -------------------------------- the item is gated here
[INFO] [stdout] 29 | pub mod mocks;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-throttle` (test "rate_limiting") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-throttle` (test "eviction") due to 1 previous error
[INFO] [stderr] error: could not compile `tracing-throttle` (test "shutdown") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b5795ad7f9e6ae5584693cd6c41133cad6e79fb14c3f3228971a42d9a2e07751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5795ad7f9e6ae5584693cd6c41133cad6e79fb14c3f3228971a42d9a2e07751", kill_on_drop: false }`
[INFO] [stdout] b5795ad7f9e6ae5584693cd6c41133cad6e79fb14c3f3228971a42d9a2e07751
