[INFO] fetching crate tower-circuitbreaker 0.1.1...
[INFO] testing tower-circuitbreaker-0.1.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate tower-circuitbreaker 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tower-circuitbreaker 0.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tower-circuitbreaker 0.1.1
[INFO] tweaked toml for crates.io crate tower-circuitbreaker 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-circuitbreaker 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tower-circuitbreaker 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8
[INFO] running `Command { std: "docker" "start" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tower-circuitbreaker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] warning: `tower-circuitbreaker` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.44s
[INFO] running `Command { std: "docker" "inspect" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling tower-circuitbreaker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `tower-circuitbreaker` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.81s
[INFO] running `Command { std: "docker" "inspect" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `tower-circuitbreaker` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tower-circuitbreaker/79700d9c88e8f301/out/tower_circuitbreaker-79700d9c88e8f301)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_error_helpers ... ok
[INFO] [stdout] test tests::transitions_to_open_on_high_failure_rate ... ok
[INFO] [stdout] test tests::manual_override_controls_work ... ok
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/build/tower-circuitbreaker/066fd7030e709a29/out/integration-066fd7030e709a29)
[INFO] [stdout] test tests::stays_closed_on_low_failure_rate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test circuit_opens_after_consecutive_failures ... ok
[INFO] [stdout] test all_successes_keep_circuit_closed ... ok
[INFO] [stdout] test circuit_rejects_when_open ... ok
[INFO] [stdout] test does_not_trip_before_window_full ... ok
[INFO] [stdout] test does_not_trip_if_minimum_not_met ... ok
[INFO] [stdout] test closed_open_halfopen_closed_cycle ... ok
[INFO] [stdout] test half_open_fails_and_reopens ... ok
[INFO] [stdout] test circuit_transitions_through_half_open_and_recovers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower_circuitbreaker
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 24) ... ignored
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.78s; merged doctests compilation took 0.76s
[INFO] running `Command { std: "docker" "inspect" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8", kill_on_drop: false }`
[INFO] [stdout] dc0549f67a8c51074864ca72cc32d2ae2a656c2d817779d8018168ddf4ccd4c8
