[INFO] cloning repository https://github.com/olegnn/union
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olegnn/union" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ac7386e99b72ad20878df734d675e5cb3af8a1
[INFO] testing olegnn/union against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olegnn/union on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olegnn/union
[INFO] finished tweaking git repo https://github.com/olegnn/union
[INFO] tweaked toml for git repo https://github.com/olegnn/union written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/olegnn/union already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "56af1ccf7d9554f5da60772af407939c8d767564abb992bd10b032ef0f03d793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56af1ccf7d9554f5da60772af407939c8d767564abb992bd10b032ef0f03d793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56af1ccf7d9554f5da60772af407939c8d767564abb992bd10b032ef0f03d793", kill_on_drop: false }`
[INFO] [stdout] 56af1ccf7d9554f5da60772af407939c8d767564abb992bd10b032ef0f03d793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04229b689fa352dda684cc5f26e4eedccea36e61f3fed83106a99e51a442abc2
[INFO] running `Command { std: "docker" "start" "-a" "04229b689fa352dda684cc5f26e4eedccea36e61f3fed83106a99e51a442abc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling quote v1.0.2
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[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir/union_impl)
[INFO] [stderr]    Compiling union_export v0.1.3 (/opt/rustwide/workdir/union_export)
[INFO] [stderr]    Compiling union v0.1.7 (/opt/rustwide/workdir/union)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.03s
[INFO] running `Command { std: "docker" "inspect" "04229b689fa352dda684cc5f26e4eedccea36e61f3fed83106a99e51a442abc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04229b689fa352dda684cc5f26e4eedccea36e61f3fed83106a99e51a442abc2", kill_on_drop: false }`
[INFO] [stdout] 04229b689fa352dda684cc5f26e4eedccea36e61f3fed83106a99e51a442abc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 889b034fabc92ecd9c88840c71abe56f3b082b56e6755ce930dec30b4cfb251a
[INFO] running `Command { std: "docker" "start" "-a" "889b034fabc92ecd9c88840c71abe56f3b082b56e6755ce930dec30b4cfb251a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling union_export v0.1.3 (/opt/rustwide/workdir/union_export)
[INFO] [stderr]    Compiling rand_pcg v0.1.2
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[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir/union_impl)
[INFO] [stderr]    Compiling unicase v2.5.1
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[INFO] [stderr]    Compiling rand_chacha v0.2.1
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[INFO] [stderr]    Compiling mio-uds v0.6.7
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[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
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[INFO] [stderr]    Compiling tokio-tls v0.3.0-alpha.6
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[INFO] [stderr]    Compiling hyper v0.13.0-alpha.4
[INFO] [stderr]    Compiling hyper-tls v0.4.0-alpha.4
[INFO] [stderr]    Compiling reqwest v0.10.0-alpha.1
[INFO] [stderr]    Compiling union v0.1.7 (/opt/rustwide/workdir/union)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 55.62s
[INFO] running `Command { std: "docker" "inspect" "889b034fabc92ecd9c88840c71abe56f3b082b56e6755ce930dec30b4cfb251a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889b034fabc92ecd9c88840c71abe56f3b082b56e6755ce930dec30b4cfb251a", kill_on_drop: false }`
[INFO] [stdout] 889b034fabc92ecd9c88840c71abe56f3b082b56e6755ce930dec30b4cfb251a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73398621f72982141a11c7c6e236ac5c03d6d907ee3f13420edea171b0694d8d
[INFO] running `Command { std: "docker" "start" "-a" "73398621f72982141a11c7c6e236ac5c03d6d907ee3f13420edea171b0694d8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/union-2e958bb2d5ba372a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test union_tests::it_produces_n_branches_with_any_length ... ok
[INFO] [stdout] test union_tests::it_produces_n_branches_with_any_length_using_combinators ... ok
[INFO] [stdout] test union_tests::it_tests_steps ... ok
[INFO] [stdout] test union_tests::it_tests_handler_behaviour ... ok
[INFO] [stdout] test union_tests::it_produces_single_value ... ok
[INFO] [stdout] test union_tests::it_produces_tuple ... ok
[INFO] [stdout] test union_tests::it_produces_n_branches_with_length_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/union.rs (/opt/rustwide/target/debug/deps/union-ad3ca656e46e5a35)
[INFO] [stderr]      Running tests/union_async.rs (/opt/rustwide/target/debug/deps/union_async-0fe0f885f7aeacca)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test union_async_tests::it_creates_unpolled_future ... ok
[INFO] [stdout] test union_async_tests::it_produces_tuple ... ok
[INFO] [stdout] test union_async_tests::it_produces_n_branches_with_any_length_using_combinators ... ok
[INFO] [stdout] test union_async_tests::it_produces_n_branches_with_length_1 ... ok
[INFO] [stdout] test union_async_tests::it_tests_handler_behaviour ... ok
[INFO] [stdout] test union_async_tests::it_produces_single_value ... ok
[INFO] [stdout] test union_async_tests::it_produces_n_branches_with_any_length ... ok
[INFO] [stdout] test union_async_tests::it_tests_steps ... ok
[INFO] [stdout] test union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection ... FAILED
[INFO] [stdout] test union_async_tests::it_checks_mutli_threading ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection stdout ----
[INFO] [stdout] Hello.
[INFO] [stdout] This's is the game where winner is the player, which value is the closest to the maximum link count found on one of random pages.
[INFO] [stdout] You play against random generator (0-500).
[INFO] [stdout] Please, enter number
[INFO] [stdout] thread 'union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection' panicked at 'called `Result::unwrap()` on an `Err` value: ErrorMessage { msg: "Error retrieving pages to calculate links: reqwest::Error {\n    kind: Request,\n    url: \"https://en.wikipedia.org/w/api.php?format=json&action=query&generator=random&grnnamespace=0&prop=revisions|images&rvprop=content&grnlimit=100\",\n    source: Error(\n        Connect,\n        Custom {\n            kind: Other,\n            error: \"failed to lookup address information: Temporary failure in name resolution\",\n        },\n    ),\n}" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/internal.rs:46
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/mod.rs:121
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/mod.rs:36
[INFO] [stdout]    4: failure::error_message::err_msg
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error_message.rs:12
[INFO] [stdout]    5: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}::{{closure}}::{{closure}}
[INFO] [stdout]              at union/tests/union_async.rs:444
[INFO] [stdout]    6: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:591
[INFO] [stdout]    7: <futures_util::try_future::map_err::MapErr<Fut,F> as core::future::future::Future>::poll::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/try_future/map_err.rs:49
[INFO] [stdout]    8: core::task::poll::Poll<T>::map
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/task/poll.rs:36
[INFO] [stdout]    9: <futures_util::try_future::map_err::MapErr<Fut,F> as core::future::future::Future>::poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/try_future/map_err.rs:43
[INFO] [stdout]   10: <F as futures_core::future::TryFuture>::try_poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.19/src/future/mod.rs:86
[INFO] [stdout]   11: futures_util::try_future::try_chain::TryChain<Fut1,Fut2,Data>::poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/try_future/try_chain.rs:53
[INFO] [stdout]   12: <futures_util::try_future::and_then::AndThen<Fut1,Fut2,F> as core::future::future::Future>::poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/try_future/and_then.rs:46
[INFO] [stdout]   13: <futures_util::future::maybe_done::MaybeDone<Fut> as core::future::future::Future>::poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/future/maybe_done.rs:96
[INFO] [stdout]   14: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}::{{closure}}::{{closure}}
[INFO] [stdout]              at union/tests/union_async.rs:421
[INFO] [stdout]   15: <futures_util::future::poll_fn::PollFn<F> as core::future::future::Future>::poll
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-preview-0.3.0-alpha.19/src/future/poll_fn.rs:54
[INFO] [stdout]   16: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}::{{closure}}
[INFO] [stdout]              at src/lib.rs:609
[INFO] [stdout]   17: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/future/mod.rs:80
[INFO] [stdout]   18: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}
[INFO] [stdout]              at union/tests/union_async.rs:516
[INFO] [stdout]   19: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/future/mod.rs:80
[INFO] [stdout]   20: tokio_executor::enter::Enter::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/enter.rs:118
[INFO] [stdout]   21: tokio::runtime::threadpool::Runtime::block_on::{{closure}}::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:178
[INFO] [stdout]   22: tracing_core::dispatcher::with_default
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-core-0.1.6/src/dispatcher.rs:225
[INFO] [stdout]   23: tokio::runtime::threadpool::Runtime::block_on::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:177
[INFO] [stdout]   24: tokio_executor::global::with_default::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/global.rs:173
[INFO] [stdout]   25: std::thread::local::LocalKey<T>::try_with
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/local.rs:400
[INFO] [stdout]   26: std::thread::local::LocalKey<T>::with
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/local.rs:376
[INFO] [stdout]   27: tokio_executor::global::with_default
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/global.rs:147
[INFO] [stdout]   28: tokio::runtime::threadpool::Runtime::block_on
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:174
[INFO] [stdout]   29: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection
[INFO] [stdout]              at union/tests/union_async.rs:406
[INFO] [stdout]   30: union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}
[INFO] [stdout]              at union/tests/union_async.rs:365
[INFO] [stdout]   31: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227
[INFO] [stdout]   32: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at library/test/src/lib.rs:577
[INFO] [stdout]   33: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at library/test/src/lib.rs:600
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at library/test/src/lib.rs:492
[INFO] [stdout]   34: test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at library/test/src/lib.rs:519
[INFO] [stdout]       std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125
[INFO] [stdout]   35: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227
[INFO] [stdout]   36: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at library/std/src/sys/unix/thread.rs:71
[INFO] [stdout]   37: start_thread
[INFO] [stdout]   38: __clone
[INFO] [stdout] ', union/tests/union_async.rs:528:15
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5593ac5dfc40 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5593ac5dfc40 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5593ac5dfc40 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5593ac5dfc40 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5593ac602dfc - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5593ac5d96e5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5593ac5e1dfb - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5593ac5e1dfb - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5593ac5e1dfb - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5593ac5e190c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5593ac5e24c4 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5593ac5e1fa7 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5593ac5e013c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5593ac5e1f09 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5593ac084d51 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5593ac084e43 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5593ac0c2549 - core::result::Result<T,E>::unwrap::h20e7ea65c5838a90
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x5593ac0a7517 - union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}::h18d5928b2cb7ca27
[INFO] [stdout]                                at /opt/rustwide/workdir/union/tests/union_async.rs:516:21
[INFO] [stdout]   18:     0x5593ac0e8f5b - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::h983ea41ad3289cec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/future/mod.rs:80:19
[INFO] [stdout]   19:     0x5593ac10f30f - tokio_executor::enter::Enter::block_on::h9a7dedb758511765
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/enter.rs:118:31
[INFO] [stdout]   20:     0x5593ac0c0372 - tokio::runtime::threadpool::Runtime::block_on::{{closure}}::{{closure}}::hb30fd88170d794e4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:178:17
[INFO] [stdout]   21:     0x5593ac0f6856 - tracing_core::dispatcher::with_default::h6ff1314eb14e7f48
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-core-0.1.6/src/dispatcher.rs:225:5
[INFO] [stdout]   22:     0x5593ac0c02c7 - tokio::runtime::threadpool::Runtime::block_on::{{closure}}::h9e9c9511ddbe086a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:177:13
[INFO] [stdout]   23:     0x5593ac0c6fa0 - tokio_executor::global::with_default::{{closure}}::h9c2765cab70c6957
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/global.rs:173:9
[INFO] [stdout]   24:     0x5593ac0b87aa - std::thread::local::LocalKey<T>::try_with::h15490e65261a84ae
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/local.rs:400:16
[INFO] [stdout]   25:     0x5593ac0b8460 - std::thread::local::LocalKey<T>::with::h7da1d4face86784e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/local.rs:376:9
[INFO] [stdout]   26:     0x5593ac0c6e37 - tokio_executor::global::with_default::h82d453240a4808b6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.2.0-alpha.6/src/global.rs:147:5
[INFO] [stdout]   27:     0x5593ac0c0182 - tokio::runtime::threadpool::Runtime::block_on::hcee08fa9cba26cbb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.0-alpha.6/src/runtime/threadpool/mod.rs:174:9
[INFO] [stdout]   28:     0x5593ac0a3ef5 - union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::h4a994ce0be3b0719
[INFO] [stdout]                                at /opt/rustwide/workdir/union/tests/union_async.rs:406:9
[INFO] [stdout]   29:     0x5593ac0a3e8a - union_async::union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection::{{closure}}::h7832ff59e730e041
[INFO] [stdout]                                at /opt/rustwide/workdir/union/tests/union_async.rs:365:5
[INFO] [stdout]   30:     0x5593ac0af3de - core::ops::function::FnOnce::call_once::ha5af3cdc8c2bcce4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   31:     0x5593ac588623 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   32:     0x5593ac588623 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   33:     0x5593ac5870e0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   34:     0x5593ac5870e0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   35:     0x5593ac5870e0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   36:     0x5593ac5870e0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   37:     0x5593ac5870e0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   38:     0x5593ac5870e0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   39:     0x5593ac5870e0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   40:     0x5593ac560792 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   41:     0x5593ac560792 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   42:     0x5593ac564348 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   43:     0x5593ac564348 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   44:     0x5593ac564348 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   45:     0x5593ac564348 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   46:     0x5593ac564348 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   47:     0x5593ac564348 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   48:     0x5593ac564348 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   49:     0x5593ac5e7807 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   50:     0x5593ac5e7807 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   51:     0x5593ac5e7807 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   52:     0x7f41934d4609 - start_thread
[INFO] [stdout]   53:     0x7f41932a4293 - clone
[INFO] [stdout]   54:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     union_async_tests::it_tests_readme_demo_async_behaviour_and_requires_internet_connection
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '-p union --test union_async'
[INFO] running `Command { std: "docker" "inspect" "73398621f72982141a11c7c6e236ac5c03d6d907ee3f13420edea171b0694d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73398621f72982141a11c7c6e236ac5c03d6d907ee3f13420edea171b0694d8d", kill_on_drop: false }`
[INFO] [stdout] 73398621f72982141a11c7c6e236ac5c03d6d907ee3f13420edea171b0694d8d
