[INFO] fetching crate tower-resilience-core 0.9.3...
[INFO] testing tower-resilience-core-0.9.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tower-resilience-core 0.9.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tower-resilience-core 0.9.3
[INFO] finished tweaking crates.io crate tower-resilience-core 0.9.3
[INFO] tweaked toml for crates.io crate tower-resilience-core 0.9.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-resilience-core 0.9.3 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 tower-resilience-core 0.9.3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8e41d91d8eaf989163ec7bc4f815378cc56e37fd22ceef07fd57f303dc7b2462
[INFO] running `Command { std: "docker" "start" "-a" "8e41d91d8eaf989163ec7bc4f815378cc56e37fd22ceef07fd57f303dc7b2462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e41d91d8eaf989163ec7bc4f815378cc56e37fd22ceef07fd57f303dc7b2462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e41d91d8eaf989163ec7bc4f815378cc56e37fd22ceef07fd57f303dc7b2462", kill_on_drop: false }`
[INFO] [stdout] 8e41d91d8eaf989163ec7bc4f815378cc56e37fd22ceef07fd57f303dc7b2462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6a17c4ff340ce71e3e68ffcff75fb367cb593e9a45e240633ef31e3e247d63b5
[INFO] running `Command { std: "docker" "start" "-a" "6a17c4ff340ce71e3e68ffcff75fb367cb593e9a45e240633ef31e3e247d63b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling tower-resilience-core v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "6a17c4ff340ce71e3e68ffcff75fb367cb593e9a45e240633ef31e3e247d63b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a17c4ff340ce71e3e68ffcff75fb367cb593e9a45e240633ef31e3e247d63b5", kill_on_drop: false }`
[INFO] [stdout] 6a17c4ff340ce71e3e68ffcff75fb367cb593e9a45e240633ef31e3e247d63b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c022c9e10589064aa1988ce116dd026a8f12b2707740e546c77152588782b55c
[INFO] running `Command { std: "docker" "start" "-a" "c022c9e10589064aa1988ce116dd026a8f12b2707740e546c77152588782b55c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling serial_test_derive v3.4.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling scc v2.4.0
[INFO] [stderr]    Compiling sketches-ddsketch v0.3.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling ordered-float v5.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling serial_test v3.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling metrics v0.24.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling metrics-util v0.20.1
[INFO] [stderr]    Compiling tower-resilience-core v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.04s
[INFO] running `Command { std: "docker" "inspect" "c022c9e10589064aa1988ce116dd026a8f12b2707740e546c77152588782b55c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c022c9e10589064aa1988ce116dd026a8f12b2707740e546c77152588782b55c", kill_on_drop: false }`
[INFO] [stdout] c022c9e10589064aa1988ce116dd026a8f12b2707740e546c77152588782b55c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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", kill_on_drop: false }`
[INFO] [stdout] 513f1b3b5cc8475912a12344da336aa0f47a0d49e19b02d078bb60f660e375f2
[INFO] running `Command { std: "docker" "start" "-a" "513f1b3b5cc8475912a12344da336aa0f47a0d49e19b02d078bb60f660e375f2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_resilience_core-abe76b8ee3393821)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test aimd::tests::test_additive_increase ... ok
[INFO] [stdout] test aimd::tests::test_clone ... ok
[INFO] [stdout] test aimd::tests::test_config_builder ... ok
[INFO] [stdout] test aimd::tests::test_debug ... ok
[INFO] [stdout] test aimd::tests::test_default_config ... ok
[INFO] [stdout] test aimd::tests::test_increase_respects_max ... ok
[INFO] [stdout] test aimd::tests::test_multiplicative_decrease ... ok
[INFO] [stdout] test aimd::tests::test_reset ... ok
[INFO] [stdout] test aimd::tests::test_decrease_respects_min ... ok
[INFO] [stdout] test classifier::tests::default_classifier_treats_errors_as_failures ... ok
[INFO] [stdout] test aimd::tests::test_sawtooth_pattern ... ok
[INFO] [stdout] test aimd::tests::test_controller_initial_clamped_to_max ... ok
[INFO] [stdout] test aimd::tests::test_controller_initial_limit ... ok
[INFO] [stdout] test classifier::tests::default_classifier_works_with_any_types ... ok
[INFO] [stdout] test aimd::tests::test_on_successes_batch ... ok
[INFO] [stdout] test aimd::tests::test_controller_initial_clamped_to_min ... ok
[INFO] [stdout] test classifier::tests::fn_classifier_custom_logic ... ok
[INFO] [stdout] test error::tests::test_application_error_into_box_error ... ok
[INFO] [stdout] test error::tests::test_into_box_error ... ok
[INFO] [stdout] test events::tests::test_event_listeners ... ok
[INFO] [stdout] test classifier::tests::fn_classifier_can_treat_some_successes_as_failures ... ok
[INFO] [stdout] test events::tests::test_multiple_listeners ... ok
[INFO] [stdout] test aimd::tests::test_thread_safety ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower_resilience_core
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - error (line 148) ... ignored
[INFO] [stdout] test src/lib.rs - error (line 28) ... ignored
[INFO] [stdout] test src/lib.rs - error (line 40) ... ok
[INFO] [stdout] test src/lib.rs - error (line 111) ... ok
[INFO] [stdout] test src/classifier.rs - classifier::FnClassifier (line 65) ... ok
[INFO] [stdout] test src/error.rs - error::ResilienceError (line 155) ... ok
[INFO] [stdout] test src/lib.rs - aimd (line 32) ... ok
[INFO] [stdout] test src/classifier.rs - classifier::DefaultClassifier (line 40) ... ok
[INFO] [stdout] test src/error.rs - error::ResilienceError<E>::map_application (line 338) ... ok
[INFO] [stdout] test src/lib.rs - error (line 75) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "513f1b3b5cc8475912a12344da336aa0f47a0d49e19b02d078bb60f660e375f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513f1b3b5cc8475912a12344da336aa0f47a0d49e19b02d078bb60f660e375f2", kill_on_drop: false }`
[INFO] [stdout] 513f1b3b5cc8475912a12344da336aa0f47a0d49e19b02d078bb60f660e375f2
