[INFO] fetching crate stubborn-io 0.3.6...
[INFO] testing stubborn-io-0.3.6 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate stubborn-io 0.3.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate stubborn-io 0.3.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stubborn-io 0.3.6
[INFO] tweaked toml for crates.io crate stubborn-io 0.3.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stubborn-io 0.3.6 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stubborn-io 0.3.6 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-uring v0.7.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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] 64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6
[INFO] running `Command { std: "docker" "start" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", 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" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", 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" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling stubborn-io v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", 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" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling stubborn-io v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.17s
[INFO] running `Command { std: "docker" "inspect" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", 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" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stubborn_io-af96b8c6e199e87b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test strategies::test::test_exponential_backoff_max_value ... ok
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cancel_token_tests.rs (/opt/rustwide/target/debug/deps/cancel_token_tests-27adb4ae4219ca7d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test should_fail_with_pre_cancelled_token ... ok
[INFO] [stdout] test should_work_without_cancel_token ... ok
[INFO] [stdout] test should_cancel_initial_connection_attempts ... ok
[INFO] [stdout] test should_cancel_reconnection_attempts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dummy_tests.rs (/opt/rustwide/target/debug/deps/dummy_tests-e5688acbd8d51bb4)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_succeeds ... ok
[INFO] [stdout] test already_connected::should_ignore_non_fatal_errors_and_continue_as_connected ... ok
[INFO] [stdout] test test_that_works_with_sync ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_initial_connect_fails_with_fail_on_first_enabled ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_all_initial_connects_fail ... ok
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_fails_but_then_other_succeeds ... 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. 8 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-8ffabd4444bcfe8e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test back_to_back_shutdown_attempts ... ok
[INFO] [stderr]    Doc-tests stubborn_io
[INFO] [stdout] test cancellation_should_halt_broken_io ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/config.rs - config::ReconnectOptions::with_retries_generator (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/strategies.rs - strategies::ExpBackoffStrategy (line 8) ... ok
[INFO] [stdout] test src/tokio/tcp.rs - tokio::tcp::StubbornTcpStream (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.79s; merged doctests compilation took 0.76s
[INFO] running `Command { std: "docker" "inspect" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6", kill_on_drop: false }`
[INFO] [stdout] 64ce4485a1a3cda322d46e80a38a19a024c1fdebc5e69a81a4f11a78fc737ec6
