[INFO] fetching crate sdre-stubborn-io 0.6.18...
[INFO] testing sdre-stubborn-io-0.6.18 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sdre-stubborn-io 0.6.18 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sdre-stubborn-io 0.6.18
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sdre-stubborn-io 0.6.18
[INFO] tweaked toml for crates.io crate sdre-stubborn-io 0.6.18 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sdre-stubborn-io 0.6.18 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 sdre-stubborn-io 0.6.18 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9d5d2f24dae576f98d31e56299d7aee1c0a0f9108e5a0153fa9bd41284397f27
[INFO] running `Command { std: "docker" "start" "-a" "9d5d2f24dae576f98d31e56299d7aee1c0a0f9108e5a0153fa9bd41284397f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d5d2f24dae576f98d31e56299d7aee1c0a0f9108e5a0153fa9bd41284397f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5d2f24dae576f98d31e56299d7aee1c0a0f9108e5a0153fa9bd41284397f27", kill_on_drop: false }`
[INFO] [stdout] 9d5d2f24dae576f98d31e56299d7aee1c0a0f9108e5a0153fa9bd41284397f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 95249532b6d97032099d2e40ea5bcf603e9fa2cb9421bd38d5b860f6893a8ad1
[INFO] running `Command { std: "docker" "start" "-a" "95249532b6d97032099d2e40ea5bcf603e9fa2cb9421bd38d5b860f6893a8ad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling sdre-stubborn-io v0.6.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "95249532b6d97032099d2e40ea5bcf603e9fa2cb9421bd38d5b860f6893a8ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95249532b6d97032099d2e40ea5bcf603e9fa2cb9421bd38d5b860f6893a8ad1", kill_on_drop: false }`
[INFO] [stdout] 95249532b6d97032099d2e40ea5bcf603e9fa2cb9421bd38d5b860f6893a8ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b8c74f2b9e18d00d71d53b98f47dd95ebff454727c01e6571f32158044317f1a
[INFO] running `Command { std: "docker" "start" "-a" "b8c74f2b9e18d00d71d53b98f47dd95ebff454727c01e6571f32158044317f1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling sdre-stubborn-io v0.6.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.05s
[INFO] running `Command { std: "docker" "inspect" "b8c74f2b9e18d00d71d53b98f47dd95ebff454727c01e6571f32158044317f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c74f2b9e18d00d71d53b98f47dd95ebff454727c01e6571f32158044317f1a", kill_on_drop: false }`
[INFO] [stdout] b8c74f2b9e18d00d71d53b98f47dd95ebff454727c01e6571f32158044317f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a6f967863bfe4cb667fd75fcd64f8c0ee3d50280e6d0f5897258fbb349e46d52
[INFO] running `Command { std: "docker" "start" "-a" "a6f967863bfe4cb667fd75fcd64f8c0ee3d50280e6d0f5897258fbb349e46d52", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sdre_stubborn_io-92820ac95feb704e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test strategies::test::test_exponential_backoff_max_value ... ok
[INFO] [stderr]      Running tests/dummy_tests.rs (/opt/rustwide/target/debug/deps/dummy_tests-676c4bc402c35436)
[INFO] [stdout] test strategies::test::test_exponential_backoff_jitter_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_succeeds ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_initial_connect_fails_with_fail_on_first_enabled ... ok
[INFO] [stdout] test already_connected::should_ignore_non_fatal_errors_and_continue_as_connected ... ok
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_fails_but_then_other_succeeds ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_all_initial_connects_fail ... ok
[INFO] [stdout] test already_connected::should_be_able_to_recover_after_disconnect ... ok
[INFO] [stdout] test already_connected::should_give_up_when_all_attempts_exhausted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-913d0903e373b76e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test back_to_back_shutdown_attempts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sdre_stubborn_io
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/tokio/tcp.rs - tokio::tcp::StubbornTcpStream (line 19) ... ok
[INFO] [stdout] test src/strategies.rs - strategies::ExpBackoffStrategy (line 8) ... ok
[INFO] [stdout] test src/config.rs - config::ReconnectOptions::with_retries_generator (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a6f967863bfe4cb667fd75fcd64f8c0ee3d50280e6d0f5897258fbb349e46d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f967863bfe4cb667fd75fcd64f8c0ee3d50280e6d0f5897258fbb349e46d52", kill_on_drop: false }`
[INFO] [stdout] a6f967863bfe4cb667fd75fcd64f8c0ee3d50280e6d0f5897258fbb349e46d52
