[INFO] fetching crate tower-acc 0.1.1...
[INFO] testing tower-acc-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate tower-acc 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tower-acc 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tower-acc 0.1.1
[INFO] tweaked toml for crates.io crate tower-acc 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-acc 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tower-acc 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43de0256bef9d42ec13828926d8c0854b7af6ce37f85bebc721195ae16ff1dfb
[INFO] running `Command { std: "docker" "start" "-a" "43de0256bef9d42ec13828926d8c0854b7af6ce37f85bebc721195ae16ff1dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43de0256bef9d42ec13828926d8c0854b7af6ce37f85bebc721195ae16ff1dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43de0256bef9d42ec13828926d8c0854b7af6ce37f85bebc721195ae16ff1dfb", kill_on_drop: false }`
[INFO] [stdout] 43de0256bef9d42ec13828926d8c0854b7af6ce37f85bebc721195ae16ff1dfb
[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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd0ef961151ab9df258260637318928a341600494afdd4cf64402db63046e1a0
[INFO] running `Command { std: "docker" "start" "-a" "fd0ef961151ab9df258260637318928a341600494afdd4cf64402db63046e1a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tower-acc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "fd0ef961151ab9df258260637318928a341600494afdd4cf64402db63046e1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0ef961151ab9df258260637318928a341600494afdd4cf64402db63046e1a0", kill_on_drop: false }`
[INFO] [stdout] fd0ef961151ab9df258260637318928a341600494afdd4cf64402db63046e1a0
[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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d98ed6880b7199011d0e0c4885576e0e96d0cebb16e3c0e34278d522233e3517
[INFO] running `Command { std: "docker" "start" "-a" "d98ed6880b7199011d0e0c4885576e0e96d0cebb16e3c0e34278d522233e3517", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling axum-core v0.5.6
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling tower-acc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling axum v0.8.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.68s
[INFO] running `Command { std: "docker" "inspect" "d98ed6880b7199011d0e0c4885576e0e96d0cebb16e3c0e34278d522233e3517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98ed6880b7199011d0e0c4885576e0e96d0cebb16e3c0e34278d522233e3517", kill_on_drop: false }`
[INFO] [stdout] d98ed6880b7199011d0e0c4885576e0e96d0cebb16e3c0e34278d522233e3517
[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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e172258978d56d45fd8adc9e60b7cf8121937952f42e0fd8fd781d108f50dc0b
[INFO] running `Command { std: "docker" "start" "-a" "e172258978d56d45fd8adc9e60b7cf8121937952f42e0fd8fd781d108f50dc0b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_acc-35deb3c6e4e75b70)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test aimd::tests::decrease_limit_on_error ... ok
[INFO] [stdout] test aimd::tests::canceled_requests_are_ignored ... ok
[INFO] [stdout] test aimd::tests::decrease_limit_on_timeout ... ok
[INFO] [stdout] test aimd::tests::increase_limit_on_success_when_loaded ... ok
[INFO] [stdout] test aimd::tests::custom_backoff_ratio ... ok
[INFO] [stdout] test aimd::tests::limit_does_not_exceed_max ... ok
[INFO] [stdout] test aimd::tests::no_increase_when_lightly_loaded ... ok
[INFO] [stdout] test controller::tests::new_initializes_semaphore_to_algorithm_limit ... ok
[INFO] [stdout] test controller::tests::resize_decrease_with_held_permits ... ok
[INFO] [stdout] test controller::tests::resize_forgets_permits_when_limit_decreases ... ok
[INFO] [stdout] test controller::tests::sequential_resize_up_then_down ... ok
[INFO] [stdout] test aimd::tests::limit_does_not_drop_below_min ... ok
[INFO] [stdout] test future::tests::classifier_can_inspect_ok_variant ... ok
[INFO] [stdout] test future::tests::drop_before_completion_reports_canceled ... ok
[INFO] [stdout] test future::tests::custom_classifier_overrides_error_detection ... ok
[INFO] [stdout] test future::tests::permit_returned_before_controller_update ... ok
[INFO] [stdout] test controller::tests::resize_adds_permits_when_limit_increases ... ok
[INFO] [stdout] test future::tests::struct_classifier ... ok
[INFO] [stdout] test future::tests::success_reports_no_error_no_cancel ... ok
[INFO] [stdout] test layer::tests::layer_is_clone ... ok
[INFO] [stdout] test layer::tests::layer_is_debug ... ok
[INFO] [stdout] test layer::tests::layer_produces_concurrency_limit_service ... ok
[INFO] [stdout] test controller::tests::update_passes_inflight_count_to_algorithm ... ok
[INFO] [stdout] test gradient2::tests::limit_respects_max ... ok
[INFO] [stdout] test gradient2::tests::limit_stays_above_min ... ok
[INFO] [stdout] test gradient2::tests::tolerance_allows_moderate_rtt_increase ... ok
[INFO] [stdout] test future::tests::pending_then_ready ... ok
[INFO] [stdout] test future::tests::error_reports_is_error ... ok
[INFO] [stdout] test vegas::tests::canceled_requests_are_ignored ... ok
[INFO] [stdout] test layer::tests::layered_service_forwards_requests ... ok
[INFO] [stdout] test vegas::tests::decrease_limit_on_error ... ok
[INFO] [stdout] test layer::tests::layer_with_custom_classifier ... ok
[INFO] [stdout] test gradient2::tests::canceled_requests_are_ignored ... ok
[INFO] [stdout] test controller::tests::resize_is_noop_when_limit_unchanged ... ok
[INFO] [stdout] test vegas::tests::increase_limit_on_low_queue ... ok
[INFO] [stdout] test vegas::tests::smoothing_dampens_changes ... ok
[INFO] [stdout] test gradient2::tests::high_rtt_reduces_limit ... ok
[INFO] [stdout] test vegas::tests::decrease_limit_on_high_queue ... ok
[INFO] [stdout] test vegas::tests::limit_never_below_one ... ok
[INFO] [stdout] test vegas::tests::no_change_within_thresholds ... ok
[INFO] [stdout] test gradient2::tests::stable_rtt_allows_growth ... ok
[INFO] [stdout] test aimd::tests::rejects_backoff_ratio_ge_one - should panic ... ok
[INFO] [stdout] test aimd::tests::rejects_zero_min_limit - should panic ... ok
[INFO] [stdout] test aimd::tests::rejects_backoff_ratio_too_low - should panic ... ok
[INFO] [stdout] test aimd::tests::rejects_min_exceeds_max - should panic ... ok
[INFO] [stdout] test aimd::tests::rejects_initial_below_min - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower_acc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... ok
[INFO] [stdout] test src/layer.rs - layer::ConcurrencyLimitLayer (line 11) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.45s; merged doctests compilation took 0.44s
[INFO] running `Command { std: "docker" "inspect" "e172258978d56d45fd8adc9e60b7cf8121937952f42e0fd8fd781d108f50dc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e172258978d56d45fd8adc9e60b7cf8121937952f42e0fd8fd781d108f50dc0b", kill_on_drop: false }`
[INFO] [stdout] e172258978d56d45fd8adc9e60b7cf8121937952f42e0fd8fd781d108f50dc0b