[INFO] crate howto 0.2.1 is already in cache
[INFO] extracting crate howto 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/howto/0.2.1
[INFO] extracting crate howto 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/howto/0.2.1
[INFO] validating manifest of howto-0.2.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of howto-0.2.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing howto-0.2.1
[INFO] finished frobbing howto-0.2.1
[INFO] frobbed toml for howto-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/howto/0.2.1/Cargo.toml
[INFO] started frobbing howto-0.2.1
[INFO] finished frobbing howto-0.2.1
[INFO] frobbed toml for howto-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/howto/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing howto-0.2.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/howto/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5831d4499e395c2404c7b40f7bf8cb57208d2a603c9423e49ff02f4494c85561
[INFO] running `"docker" "start" "-a" "5831d4499e395c2404c7b40f7bf8cb57208d2a603c9423e49ff02f4494c85561"`
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.20
[INFO] [stderr]    Compiling howto v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.85s
[INFO] running `"docker" "inspect" "5831d4499e395c2404c7b40f7bf8cb57208d2a603c9423e49ff02f4494c85561"`
[INFO] running `"docker" "rm" "-f" "5831d4499e395c2404c7b40f7bf8cb57208d2a603c9423e49ff02f4494c85561"`
[INFO] [stdout] 5831d4499e395c2404c7b40f7bf8cb57208d2a603c9423e49ff02f4494c85561
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/howto/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7493c4d7a0e5c99192e332e7bbcdec5cf91b6106bbd24c35e4e7abfa5e203e56
[INFO] running `"docker" "start" "-a" "7493c4d7a0e5c99192e332e7bbcdec5cf91b6106bbd24c35e4e7abfa5e203e56"`
[INFO] [stderr]    Compiling howto v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `"docker" "inspect" "7493c4d7a0e5c99192e332e7bbcdec5cf91b6106bbd24c35e4e7abfa5e203e56"`
[INFO] running `"docker" "rm" "-f" "7493c4d7a0e5c99192e332e7bbcdec5cf91b6106bbd24c35e4e7abfa5e203e56"`
[INFO] [stdout] 7493c4d7a0e5c99192e332e7bbcdec5cf91b6106bbd24c35e4e7abfa5e203e56
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/howto/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 62b11f81535a942ddfcc3ba9aabf8366a43bbe55245ba6ad964fc681d0a63781
[INFO] running `"docker" "start" "-a" "62b11f81535a942ddfcc3ba9aabf8366a43bbe55245ba6ad964fc681d0a63781"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/howto-83d0d1987a07d3f7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::csharp_test ... FAILED
[INFO] [stdout] test test::drop_test ... FAILED
[INFO] [stdout] test test::cpp_test ... FAILED
[INFO] [stdout] test test::rust_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::csharp_test stdout ----
[INFO] [stdout] thread 'test::csharp_test' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://www.google.com/search?q=site:stackoverflow.com%20file%20io%20C#")
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h78fd8ab304601c3d (0x55a006856c41)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h10025d01e854ae59 (0x55a0068569ee)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h7b9716abc2e8a9e3 (0x55a005ea08eb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::ha60b8931bb2d50fa (0x55a005e926a3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::hbeae95ae8c613ea0 (0x55a005e8c3c3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/convert.rs:540
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once::h176be9203543ec01 (0x55a005eb59a3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]    6: core::result::Result<T,E>::map_err::h83fb1ff917643086 (0x55a005eb49b8)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:522
[INFO] [stdout]    7: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hd112d3d64af82332 (0x55a005e9b49c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:34
[INFO] [stdout]    8: futures::future::chain::Chain<A,B,C>::poll::hb588e0fecb9045a3 (0x55a005e8d073)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]    9: <futures::future::and_then::AndThen<A,B,F> as futures::future::Future>::poll::h6d3ccb53db691a8e (0x55a005ea0a4a)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/and_then.rs:32
[INFO] [stdout]   10: <futures::future::map::Map<A,F> as futures::future::Future>::poll::hc4cefa10cbec66a2 (0x55a005e9aaeb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   11: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hf88b2e25b6652deb (0x55a005e9b523)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:30
[INFO] [stdout]   12: <futures::future::map::Map<A,F> as futures::future::Future>::poll::h9e4c4ad5d420140d (0x55a005e9a2bb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   13: <futures::future::flatten_stream::FlattenStream<F> as futures::stream::Stream>::poll::h49765f962ba72986 (0x55a005eada2e)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/flatten_stream.rs:63
[INFO] [stdout]   14: <futures::stream::filter_map::FilterMap<S,F> as futures::stream::Stream>::poll::ha76d788a5aeadb9c (0x55a005e91352)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/filter_map.rs:79
[INFO] [stdout]   15: <futures::stream::then::Then<S,F,U> as futures::stream::Stream>::poll::ha1b584220a3a4ac0 (0x55a005ea42f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/then.rs:60
[INFO] [stdout]   16: <futures::stream::forward::Forward<T,U> as futures::future::Future>::poll::hd4d802fc1248ff32 (0x55a005e93a67)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/forward.rs:94
[INFO] [stdout]   17: futures::future::chain::Chain<A,B,C>::poll::h08889a65e179d807 (0x55a005e8c708)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]   18: <futures::future::then::Then<A,B,F> as futures::future::Future>::poll::h99492ceebd80ec61 (0x55a005ead873)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/then.rs:32
[INFO] [stdout]   19: <alloc::boxed::Box<F> as futures::future::Future>::poll::hed8525053f7d20f0 (0x55a006853ee5)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/mod.rs:113
[INFO] [stdout]   20: futures::task_impl::Spawn<T>::poll_future_notify::{{closure}}::h2297141a10630359 (0x55a0062c6274)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   21: futures::task_impl::Spawn<T>::enter::{{closure}}::h2e36a5a7c98848ae (0x55a0062c6551)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   22: futures::task_impl::std::set::he0e7c6b9d349d2ce (0x55a0062bda24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/std/mod.rs:83
[INFO] [stdout]   23: futures::task_impl::Spawn<T>::enter::hf7ef885f7e2e55f5 (0x55a0062c64bf)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   24: futures::task_impl::Spawn<T>::poll_fn_notify::h9817560537e66657 (0x55a0062c6108)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:291
[INFO] [stdout]   25: futures::task_impl::Spawn<T>::poll_future_notify::h3015943e67132e29 (0x55a0062c6208)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   26: tokio_threadpool::task::Task::run::{{closure}}::h91e87bd9d9ec2dc7 (0x55a0062c8052)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:145
[INFO] [stdout]   27: core::ops::function::FnOnce::call_once::ha68ff82cd1ce5f0f (0x55a0062dabb9)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   28: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c7563236d581ce3 (0x55a0062c8999)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   29: std::panicking::try::do_call::hd1717697c78dd3f4 (0x55a0062eac13)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   30: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   31: std::panicking::try::h679de3cfcf68efe2 (0x55a0062ea800)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   32: std::panic::catch_unwind::h2da250860c60ebc1 (0x55a0062c8ee1)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   33: tokio_threadpool::task::Task::run::hdb27396a2d18e4c8 (0x55a0062c7880)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:130
[INFO] [stdout]   34: tokio_threadpool::worker::Worker::run_task2::h023bf335b907881a (0x55a0062d7e8f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:567
[INFO] [stdout]   35: tokio_threadpool::worker::Worker::run_task::h2ec757c54d1c5b9f (0x55a0062d76e4)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:459
[INFO] [stdout]   36: tokio_threadpool::worker::Worker::try_run_owned_task::hbd4340a506a7d763 (0x55a0062d6d3d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:390
[INFO] [stdout]   37: tokio_threadpool::worker::Worker::try_run_task::h53a742a15985be63 (0x55a0062d676d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:297
[INFO] [stdout]   38: tokio_threadpool::worker::Worker::run::h247c3d475ed4fe95 (0x55a0062d65ab)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:241
[INFO] [stdout]   39: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::ha70b2931b36d811c (0x55a006254efc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:390
[INFO] [stdout]   40: tokio_timer::timer::handle::with_default::{{closure}}::h6aeaac1982cd5684 (0x55a0062619cc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:101
[INFO] [stdout]   41: std::thread::local::LocalKey<T>::try_with::h7da34650160531a2 (0x55a00625d9ef)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   42: std::thread::local::LocalKey<T>::with::h6b27a19a38d3ee28 (0x55a00625d313)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   43: tokio_timer::timer::handle::with_default::h15358e66e0049e9c (0x55a006261813)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:84
[INFO] [stdout]   44: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::ha8520a550672f74b (0x55a006254f5c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:382
[INFO] [stdout]   45: tokio_timer::clock::clock::with_default::{{closure}}::h4df98cc594a4f414 (0x55a006250b4f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:137
[INFO] [stdout]   46: std::thread::local::LocalKey<T>::try_with::h78a05d910037df23 (0x55a00625d86b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   47: std::thread::local::LocalKey<T>::with::h90151507bb8c661f (0x55a00625d39d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   48: tokio_timer::clock::clock::with_default::h3298a8258f36f4e7 (0x55a006250a4b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:117
[INFO] [stdout]   49: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::h23dc44ca4e4f863f (0x55a006254fad)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:381
[INFO] [stdout]   50: tokio_reactor::with_default::{{closure}}::hcd3d7fd70d09b777 (0x55a006261d4d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:237
[INFO] [stdout]   51: std::thread::local::LocalKey<T>::try_with::h4b7e2c63ecbfad2e (0x55a00625d57b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   52: std::thread::local::LocalKey<T>::with::h2d5e12cada6c4802 (0x55a00625d29d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   53: tokio_reactor::with_default::hd5929fb3efaa4ff7 (0x55a006261b15)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:217
[INFO] [stdout]   54: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::h310eb2ec0defb7ae (0x55a006255050)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:380
[INFO] [stdout]   55: tokio_threadpool::callback::Callback::call::h4afe8ac162d3eedf (0x55a0062cceb3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/callback.rs:22
[INFO] [stdout]   56: tokio_threadpool::worker::Worker::do_run::{{closure}}::{{closure}}::h112f80ea0e2c5721 (0x55a0062d625f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:127
[INFO] [stdout]   57: tokio_executor::global::with_default::{{closure}}::h806e4f92aee6aafb (0x55a0062e728b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:209
[INFO] [stdout]   58: std::thread::local::LocalKey<T>::try_with::hb9603b240a9d71a3 (0x55a0062cf73f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   59: std::thread::local::LocalKey<T>::with::he9c0b2fa0bc33598 (0x55a0062cee53)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   60: tokio_executor::global::with_default::h9a141ac83466c6b3 (0x55a0062e7163)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:178
[INFO] [stdout]   61: tokio_threadpool::worker::Worker::do_run::{{closure}}::h7410118db2e9b8da (0x55a0062d630d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:125
[INFO] [stdout]   62: std::thread::local::LocalKey<T>::try_with::hc87b8310877a66f4 (0x55a0062cf896)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   63: std::thread::local::LocalKey<T>::with::h67a612b4da383c66 (0x55a0062ced3e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   64: tokio_threadpool::worker::Worker::do_run::h40f1686459cb0ce8 (0x55a0062d6135)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:116
[INFO] [stdout]   65: tokio_threadpool::pool::Pool::spawn_thread::{{closure}}::h569e54e567ec5269 (0x55a0062e2450)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/pool/mod.rs:344
[INFO] [stdout]   66: std::sys_common::backtrace::__rust_begin_short_backtrace::hddc4b8906a9b03c6 (0x55a0062bac4e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   67: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h07a27cb3cab19f0d (0x55a0062d2772)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   68: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5cb6733d23d5227 (0x55a0062c89e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   69: std::panicking::try::do_call::h0159eac16edfe20d (0x55a0062eab9c)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   70: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   71: std::panicking::try::he7df47e58397223e (0x55a0062ea9e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   72: std::panic::catch_unwind::hdb1364bada69c198 (0x55a0062c8f22)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   73: std::thread::Builder::spawn_unchecked::{{closure}}::hef0bae054af51de4 (0x55a0062d2556)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   74: core::ops::function::FnOnce::call_once{{vtable.shim}}::hce32e7b9f0ee9bde (0x55a0062daa24)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   75: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79 (0x55a00689699f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   76: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d (0x55a0068a68e0)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   77: start_thread (0x7fd84fd6c4a4)
[INFO] [stdout]   78: __clone (0x7fd84f897d0f)
[INFO] [stdout]   79: <unknown> (0x0)
[INFO] [stdout] 
[INFO] [stdout] error in query file io C#', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a0068a392b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55a0068a392b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55a0068a392b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55a0068a392b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55a0068a392b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55a0068a359a - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55a0068a40a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55a0068a3c22 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55a0068a3b06 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55a0068bf85d - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55a005eb0f75 - core::result::unwrap_failed::had66ed00b0c6be12
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x55a005eb3dd9 - core::result::Result<T,E>::unwrap::hf01edc95a4c98a6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800
[INFO] [stdout]   12:     0x55a005ebbf2a - howto::test::csharp_test::hec6a9e754808442e
[INFO] [stdout]                                at src/lib.rs:166
[INFO] [stdout]   13:     0x55a005ebba1a - howto::test::csharp_test::{{closure}}::hb2269047d172fc4c
[INFO] [stdout]                                at src/lib.rs:160
[INFO] [stdout]   14:     0x55a005eb5abe - core::ops::function::FnOnce::call_once::h323cabb34ffc4194
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   15:     0x55a005ec7cef - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h4a13ee3f0d7b4201
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   16:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   17:     0x55a005ee22e8 - std::panicking::try::h5a93466ab2078586
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55a005ee22e8 - std::panic::catch_unwind::h752cbeae6ac7bdea
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55a005ee22e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   20:     0x55a005ebd165 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55a005ec1225 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55a005ec1225 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55a005ec1225 - std::panicking::try::do_call::h41f8559f88100f6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   25:     0x55a005ec1922 - std::panicking::try::hb54ba808181fe352
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55a005ec1922 - std::panic::catch_unwind::h555ccf4e835e93f4
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55a005ec1922 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55a005ec1922 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   29:     0x55a00689699f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   30:     0x55a0068a68e0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   31:     0x55a0068a68e0 - std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55a0068a68e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fd84fd6c4a4 - start_thread
[INFO] [stdout]   34:     0x7fd84f897d0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::drop_test stdout ----
[INFO] [stdout] thread 'test::drop_test' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://www.google.com/search?q=site:stackoverflow.com%20file%20io%20rust")
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h78fd8ab304601c3d (0x55a006856c41)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h10025d01e854ae59 (0x55a0068569ee)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h7b9716abc2e8a9e3 (0x55a005ea08eb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::ha60b8931bb2d50fa (0x55a005e926a3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::hbeae95ae8c613ea0 (0x55a005e8c3c3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/convert.rs:540
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once::h176be9203543ec01 (0x55a005eb59a3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]    6: core::result::Result<T,E>::map_err::h83fb1ff917643086 (0x55a005eb49b8)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:522
[INFO] [stdout]    7: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hd112d3d64af82332 (0x55a005e9b49c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:34
[INFO] [stdout]    8: futures::future::chain::Chain<A,B,C>::poll::hb588e0fecb9045a3 (0x55a005e8d073)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]    9: <futures::future::and_then::AndThen<A,B,F> as futures::future::Future>::poll::h6d3ccb53db691a8e (0x55a005ea0a4a)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/and_then.rs:32
[INFO] [stdout]   10: <futures::future::map::Map<A,F> as futures::future::Future>::poll::hc4cefa10cbec66a2 (0x55a005e9aaeb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   11: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hf88b2e25b6652deb (0x55a005e9b523)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:30
[INFO] [stdout]   12: <futures::future::map::Map<A,F> as futures::future::Future>::poll::h9e4c4ad5d420140d (0x55a005e9a2bb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   13: <futures::future::flatten_stream::FlattenStream<F> as futures::stream::Stream>::poll::h49765f962ba72986 (0x55a005eada2e)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/flatten_stream.rs:63
[INFO] [stdout]   14: <futures::stream::filter_map::FilterMap<S,F> as futures::stream::Stream>::poll::ha76d788a5aeadb9c (0x55a005e91352)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/filter_map.rs:79
[INFO] [stdout]   15: <futures::stream::then::Then<S,F,U> as futures::stream::Stream>::poll::ha1b584220a3a4ac0 (0x55a005ea42f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/then.rs:60
[INFO] [stdout]   16: <futures::stream::forward::Forward<T,U> as futures::future::Future>::poll::hd4d802fc1248ff32 (0x55a005e93a67)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/forward.rs:94
[INFO] [stdout]   17: futures::future::chain::Chain<A,B,C>::poll::h08889a65e179d807 (0x55a005e8c708)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]   18: <futures::future::then::Then<A,B,F> as futures::future::Future>::poll::h99492ceebd80ec61 (0x55a005ead873)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/then.rs:32
[INFO] [stdout]   19: <alloc::boxed::Box<F> as futures::future::Future>::poll::hed8525053f7d20f0 (0x55a006853ee5)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/mod.rs:113
[INFO] [stdout]   20: futures::task_impl::Spawn<T>::poll_future_notify::{{closure}}::h2297141a10630359 (0x55a0062c6274)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   21: futures::task_impl::Spawn<T>::enter::{{closure}}::h2e36a5a7c98848ae (0x55a0062c6551)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   22: futures::task_impl::std::set::he0e7c6b9d349d2ce (0x55a0062bda24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/std/mod.rs:83
[INFO] [stdout]   23: futures::task_impl::Spawn<T>::enter::hf7ef885f7e2e55f5 (0x55a0062c64bf)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   24: futures::task_impl::Spawn<T>::poll_fn_notify::h9817560537e66657 (0x55a0062c6108)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:291
[INFO] [stdout]   25: futures::task_impl::Spawn<T>::poll_future_notify::h3015943e67132e29 (0x55a0062c6208)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   26: tokio_threadpool::task::Task::run::{{closure}}::h91e87bd9d9ec2dc7 (0x55a0062c8052)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:145
[INFO] [stdout]   27: core::ops::function::FnOnce::call_once::ha68ff82cd1ce5f0f (0x55a0062dabb9)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   28: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c7563236d581ce3 (0x55a0062c8999)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   29: std::panicking::try::do_call::hd1717697c78dd3f4 (0x55a0062eac13)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   30: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   31: std::panicking::try::h679de3cfcf68efe2 (0x55a0062ea800)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   32: std::panic::catch_unwind::h2da250860c60ebc1 (0x55a0062c8ee1)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   33: tokio_threadpool::task::Task::run::hdb27396a2d18e4c8 (0x55a0062c7880)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:130
[INFO] [stdout]   34: tokio_threadpool::worker::Worker::run_task2::h023bf335b907881a (0x55a0062d7e8f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:567
[INFO] [stdout]   35: tokio_threadpool::worker::Worker::run_task::h2ec757c54d1c5b9f (0x55a0062d76e4)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:459
[INFO] [stdout]   36: tokio_threadpool::worker::Worker::try_run_owned_task::hbd4340a506a7d763 (0x55a0062d6d3d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:390
[INFO] [stdout]   37: tokio_threadpool::worker::Worker::try_run_task::h53a742a15985be63 (0x55a0062d676d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:297
[INFO] [stdout]   38: tokio_threadpool::worker::Worker::run::h247c3d475ed4fe95 (0x55a0062d65ab)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:241
[INFO] [stdout]   39: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::ha70b2931b36d811c (0x55a006254efc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:390
[INFO] [stdout]   40: tokio_timer::timer::handle::with_default::{{closure}}::h6aeaac1982cd5684 (0x55a0062619cc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:101
[INFO] [stdout]   41: std::thread::local::LocalKey<T>::try_with::h7da34650160531a2 (0x55a00625d9ef)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   42: std::thread::local::LocalKey<T>::with::h6b27a19a38d3ee28 (0x55a00625d313)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   43: tokio_timer::timer::handle::with_default::h15358e66e0049e9c (0x55a006261813)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:84
[INFO] [stdout]   44: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::ha8520a550672f74b (0x55a006254f5c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:382
[INFO] [stdout]   45: tokio_timer::clock::clock::with_default::{{closure}}::h4df98cc594a4f414 (0x55a006250b4f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:137
[INFO] [stdout]   46: std::thread::local::LocalKey<T>::try_with::h78a05d910037df23 (0x55a00625d86b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   47: std::thread::local::LocalKey<T>::with::h90151507bb8c661f (0x55a00625d39d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   48: tokio_timer::clock::clock::with_default::h3298a8258f36f4e7 (0x55a006250a4b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:117
[INFO] [stdout]   49: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::h23dc44ca4e4f863f (0x55a006254fad)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:381
[INFO] [stdout]   50: tokio_reactor::with_default::{{closure}}::hcd3d7fd70d09b777 (0x55a006261d4d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:237
[INFO] [stdout]   51: std::thread::local::LocalKey<T>::try_with::h4b7e2c63ecbfad2e (0x55a00625d57b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   52: std::thread::local::LocalKey<T>::with::h2d5e12cada6c4802 (0x55a00625d29d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   53: tokio_reactor::with_default::hd5929fb3efaa4ff7 (0x55a006261b15)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:217
[INFO] [stdout]   54: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::h310eb2ec0defb7ae (0x55a006255050)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:380
[INFO] [stdout]   55: tokio_threadpool::callback::Callback::call::h4afe8ac162d3eedf (0x55a0062cceb3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/callback.rs:22
[INFO] [stdout]   56: tokio_threadpool::worker::Worker::do_run::{{closure}}::{{closure}}::h112f80ea0e2c5721 (0x55a0062d625f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:127
[INFO] [stdout]   57: tokio_executor::global::with_default::{{closure}}::h806e4f92aee6aafb (0x55a0062e728b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:209
[INFO] [stdout]   58: std::thread::local::LocalKey<T>::try_with::hb9603b240a9d71a3 (0x55a0062cf73f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   59: std::thread::local::LocalKey<T>::with::he9c0b2fa0bc33598 (0x55a0062cee53)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   60: tokio_executor::global::with_default::h9a141ac83466c6b3 (0x55a0062e7163)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:178
[INFO] [stdout]   61: tokio_threadpool::worker::Worker::do_run::{{closure}}::h7410118db2e9b8da (0x55a0062d630d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:125
[INFO] [stdout]   62: std::thread::local::LocalKey<T>::try_with::hc87b8310877a66f4 (0x55a0062cf896)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   63: std::thread::local::LocalKey<T>::with::h67a612b4da383c66 (0x55a0062ced3e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   64: tokio_threadpool::worker::Worker::do_run::h40f1686459cb0ce8 (0x55a0062d6135)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:116
[INFO] [stdout]   65: tokio_threadpool::pool::Pool::spawn_thread::{{closure}}::h569e54e567ec5269 (0x55a0062e2450)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/pool/mod.rs:344
[INFO] [stdout]   66: std::sys_common::backtrace::__rust_begin_short_backtrace::hddc4b8906a9b03c6 (0x55a0062bac4e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   67: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h07a27cb3cab19f0d (0x55a0062d2772)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   68: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5cb6733d23d5227 (0x55a0062c89e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   69: std::panicking::try::do_call::h0159eac16edfe20d (0x55a0062eab9c)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   70: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   71: std::panicking::try::he7df47e58397223e (0x55a0062ea9e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   72: std::panic::catch_unwind::hdb1364bada69c198 (0x55a0062c8f22)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   73: std::thread::Builder::spawn_unchecked::{{closure}}::hef0bae054af51de4 (0x55a0062d2556)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   74: core::ops::function::FnOnce::call_once{{vtable.shim}}::hce32e7b9f0ee9bde (0x55a0062daa24)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   75: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79 (0x55a00689699f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   76: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d (0x55a0068a68e0)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   77: start_thread (0x7fd84fd6c4a4)
[INFO] [stdout]   78: __clone (0x7fd84f897d0f)
[INFO] [stdout]   79: <unknown> (0x0)
[INFO] [stdout] 
[INFO] [stdout] error in query file io rust', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a0068a392b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55a0068a392b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55a0068a392b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55a0068a392b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55a0068a392b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55a0068a359a - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55a0068a40a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55a0068a3c22 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55a0068a3b06 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55a0068bf85d - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55a005eb0f75 - core::result::unwrap_failed::had66ed00b0c6be12
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x55a005eb3dd9 - core::result::Result<T,E>::unwrap::hf01edc95a4c98a6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800
[INFO] [stdout]   12:     0x55a005ebcae6 - howto::test::drop_test::h4d898eb2e65a3360
[INFO] [stdout]                                at src/lib.rs:211
[INFO] [stdout]   13:     0x55a005ebca3a - howto::test::drop_test::{{closure}}::hc7732559cf696672
[INFO] [stdout]                                at src/lib.rs:208
[INFO] [stdout]   14:     0x55a005eb5fbe - core::ops::function::FnOnce::call_once::he40d6d8433ca4243
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   15:     0x55a005ec7cef - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h4a13ee3f0d7b4201
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   16:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   17:     0x55a005ee22e8 - std::panicking::try::h5a93466ab2078586
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55a005ee22e8 - std::panic::catch_unwind::h752cbeae6ac7bdea
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55a005ee22e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   20:     0x55a005ebd165 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55a005ec1225 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55a005ec1225 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55a005ec1225 - std::panicking::try::do_call::h41f8559f88100f6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   25:     0x55a005ec1922 - std::panicking::try::hb54ba808181fe352
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55a005ec1922 - std::panic::catch_unwind::h555ccf4e835e93f4
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55a005ec1922 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55a005ec1922 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   29:     0x55a00689699f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   30:     0x55a0068a68e0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   31:     0x55a0068a68e0 - std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55a0068a68e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fd84fd6c4a4 - start_thread
[INFO] [stdout]   34:     0x7fd84f897d0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::cpp_test stdout ----
[INFO] [stdout] thread 'test::cpp_test' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://www.google.com/search?q=site:stackoverflow.com%20file%20io%20C++")
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h78fd8ab304601c3d (0x55a006856c41)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h10025d01e854ae59 (0x55a0068569ee)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h7b9716abc2e8a9e3 (0x55a005ea08eb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::ha60b8931bb2d50fa (0x55a005e926a3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::hbeae95ae8c613ea0 (0x55a005e8c3c3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/convert.rs:540
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once::h176be9203543ec01 (0x55a005eb59a3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]    6: core::result::Result<T,E>::map_err::h83fb1ff917643086 (0x55a005eb49b8)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:522
[INFO] [stdout]    7: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hd112d3d64af82332 (0x55a005e9b49c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:34
[INFO] [stdout]    8: futures::future::chain::Chain<A,B,C>::poll::hb588e0fecb9045a3 (0x55a005e8d073)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]    9: <futures::future::and_then::AndThen<A,B,F> as futures::future::Future>::poll::h6d3ccb53db691a8e (0x55a005ea0a4a)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/and_then.rs:32
[INFO] [stdout]   10: <futures::future::map::Map<A,F> as futures::future::Future>::poll::hc4cefa10cbec66a2 (0x55a005e9aaeb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   11: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hf88b2e25b6652deb (0x55a005e9b523)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:30
[INFO] [stdout]   12: <futures::future::map::Map<A,F> as futures::future::Future>::poll::h9e4c4ad5d420140d (0x55a005e9a2bb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   13: <futures::future::flatten_stream::FlattenStream<F> as futures::stream::Stream>::poll::h49765f962ba72986 (0x55a005eada2e)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/flatten_stream.rs:63
[INFO] [stdout]   14: <futures::stream::filter_map::FilterMap<S,F> as futures::stream::Stream>::poll::ha76d788a5aeadb9c (0x55a005e91352)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/filter_map.rs:79
[INFO] [stdout]   15: <futures::stream::then::Then<S,F,U> as futures::stream::Stream>::poll::ha1b584220a3a4ac0 (0x55a005ea42f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/then.rs:60
[INFO] [stdout]   16: <futures::stream::forward::Forward<T,U> as futures::future::Future>::poll::hd4d802fc1248ff32 (0x55a005e93a67)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/forward.rs:94
[INFO] [stdout]   17: futures::future::chain::Chain<A,B,C>::poll::h08889a65e179d807 (0x55a005e8c708)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]   18: <futures::future::then::Then<A,B,F> as futures::future::Future>::poll::h99492ceebd80ec61 (0x55a005ead873)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/then.rs:32
[INFO] [stdout]   19: <alloc::boxed::Box<F> as futures::future::Future>::poll::hed8525053f7d20f0 (0x55a006853ee5)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/mod.rs:113
[INFO] [stdout]   20: futures::task_impl::Spawn<T>::poll_future_notify::{{closure}}::h2297141a10630359 (0x55a0062c6274)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   21: futures::task_impl::Spawn<T>::enter::{{closure}}::h2e36a5a7c98848ae (0x55a0062c6551)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   22: futures::task_impl::std::set::he0e7c6b9d349d2ce (0x55a0062bda24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/std/mod.rs:83
[INFO] [stdout]   23: futures::task_impl::Spawn<T>::enter::hf7ef885f7e2e55f5 (0x55a0062c64bf)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   24: futures::task_impl::Spawn<T>::poll_fn_notify::h9817560537e66657 (0x55a0062c6108)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:291
[INFO] [stdout]   25: futures::task_impl::Spawn<T>::poll_future_notify::h3015943e67132e29 (0x55a0062c6208)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   26: tokio_threadpool::task::Task::run::{{closure}}::h91e87bd9d9ec2dc7 (0x55a0062c8052)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:145
[INFO] [stdout]   27: core::ops::function::FnOnce::call_once::ha68ff82cd1ce5f0f (0x55a0062dabb9)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   28: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c7563236d581ce3 (0x55a0062c8999)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   29: std::panicking::try::do_call::hd1717697c78dd3f4 (0x55a0062eac13)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   30: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   31: std::panicking::try::h679de3cfcf68efe2 (0x55a0062ea800)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   32: std::panic::catch_unwind::h2da250860c60ebc1 (0x55a0062c8ee1)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   33: tokio_threadpool::task::Task::run::hdb27396a2d18e4c8 (0x55a0062c7880)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:130
[INFO] [stdout]   34: tokio_threadpool::worker::Worker::run_task2::h023bf335b907881a (0x55a0062d7e8f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:567
[INFO] [stdout]   35: tokio_threadpool::worker::Worker::run_task::h2ec757c54d1c5b9f (0x55a0062d76e4)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:459
[INFO] [stdout]   36: tokio_threadpool::worker::Worker::try_run_owned_task::hbd4340a506a7d763 (0x55a0062d6d3d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:390
[INFO] [stdout]   37: tokio_threadpool::worker::Worker::try_run_task::h53a742a15985be63 (0x55a0062d676d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:297
[INFO] [stdout]   38: tokio_threadpool::worker::Worker::run::h247c3d475ed4fe95 (0x55a0062d65ab)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:241
[INFO] [stdout]   39: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::ha70b2931b36d811c (0x55a006254efc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:390
[INFO] [stdout]   40: tokio_timer::timer::handle::with_default::{{closure}}::h6aeaac1982cd5684 (0x55a0062619cc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:101
[INFO] [stdout]   41: std::thread::local::LocalKey<T>::try_with::h7da34650160531a2 (0x55a00625d9ef)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   42: std::thread::local::LocalKey<T>::with::h6b27a19a38d3ee28 (0x55a00625d313)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   43: tokio_timer::timer::handle::with_default::h15358e66e0049e9c (0x55a006261813)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:84
[INFO] [stdout]   44: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::ha8520a550672f74b (0x55a006254f5c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:382
[INFO] [stdout]   45: tokio_timer::clock::clock::with_default::{{closure}}::h4df98cc594a4f414 (0x55a006250b4f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:137
[INFO] [stdout]   46: std::thread::local::LocalKey<T>::try_with::h78a05d910037df23 (0x55a00625d86b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   47: std::thread::local::LocalKey<T>::with::h90151507bb8c661f (0x55a00625d39d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   48: tokio_timer::clock::clock::with_default::h3298a8258f36f4e7 (0x55a006250a4b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:117
[INFO] [stdout]   49: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::h23dc44ca4e4f863f (0x55a006254fad)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:381
[INFO] [stdout]   50: tokio_reactor::with_default::{{closure}}::hcd3d7fd70d09b777 (0x55a006261d4d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:237
[INFO] [stdout]   51: std::thread::local::LocalKey<T>::try_with::h4b7e2c63ecbfad2e (0x55a00625d57b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   52: std::thread::local::LocalKey<T>::with::h2d5e12cada6c4802 (0x55a00625d29d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   53: tokio_reactor::with_default::hd5929fb3efaa4ff7 (0x55a006261b15)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:217
[INFO] [stdout]   54: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::h310eb2ec0defb7ae (0x55a006255050)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:380
[INFO] [stdout]   55: tokio_threadpool::callback::Callback::call::h4afe8ac162d3eedf (0x55a0062cceb3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/callback.rs:22
[INFO] [stdout]   56: tokio_threadpool::worker::Worker::do_run::{{closure}}::{{closure}}::h112f80ea0e2c5721 (0x55a0062d625f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:127
[INFO] [stdout]   57: tokio_executor::global::with_default::{{closure}}::h806e4f92aee6aafb (0x55a0062e728b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:209
[INFO] [stdout]   58: std::thread::local::LocalKey<T>::try_with::hb9603b240a9d71a3 (0x55a0062cf73f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   59: std::thread::local::LocalKey<T>::with::he9c0b2fa0bc33598 (0x55a0062cee53)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   60: tokio_executor::global::with_default::h9a141ac83466c6b3 (0x55a0062e7163)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:178
[INFO] [stdout]   61: tokio_threadpool::worker::Worker::do_run::{{closure}}::h7410118db2e9b8da (0x55a0062d630d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:125
[INFO] [stdout]   62: std::thread::local::LocalKey<T>::try_with::hc87b8310877a66f4 (0x55a0062cf896)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   63: std::thread::local::LocalKey<T>::with::h67a612b4da383c66 (0x55a0062ced3e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   64: tokio_threadpool::worker::Worker::do_run::h40f1686459cb0ce8 (0x55a0062d6135)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:116
[INFO] [stdout]   65: tokio_threadpool::pool::Pool::spawn_thread::{{closure}}::h569e54e567ec5269 (0x55a0062e2450)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/pool/mod.rs:344
[INFO] [stdout]   66: std::sys_common::backtrace::__rust_begin_short_backtrace::hddc4b8906a9b03c6 (0x55a0062bac4e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   67: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h07a27cb3cab19f0d (0x55a0062d2772)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   68: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5cb6733d23d5227 (0x55a0062c89e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   69: std::panicking::try::do_call::h0159eac16edfe20d (0x55a0062eab9c)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   70: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   71: std::panicking::try::he7df47e58397223e (0x55a0062ea9e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   72: std::panic::catch_unwind::hdb1364bada69c198 (0x55a0062c8f22)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   73: std::thread::Builder::spawn_unchecked::{{closure}}::hef0bae054af51de4 (0x55a0062d2556)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   74: core::ops::function::FnOnce::call_once{{vtable.shim}}::hce32e7b9f0ee9bde (0x55a0062daa24)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   75: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79 (0x55a00689699f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   76: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d (0x55a0068a68e0)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   77: start_thread (0x7fd84fd6c4a4)
[INFO] [stdout]   78: __clone (0x7fd84f897d0f)
[INFO] [stdout]   79: <unknown> (0x0)
[INFO] [stdout] 
[INFO] [stdout] error in query file io C++', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a0068a392b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55a0068a392b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55a0068a392b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55a0068a392b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55a0068a392b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55a0068a359a - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55a0068a40a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55a0068a3c22 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55a0068a3b06 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55a0068bf85d - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55a005eb0f75 - core::result::unwrap_failed::had66ed00b0c6be12
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x55a005eb3dd9 - core::result::Result<T,E>::unwrap::hf01edc95a4c98a6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800
[INFO] [stdout]   12:     0x55a005ebc48a - howto::test::cpp_test::h07e74d407696d6b8
[INFO] [stdout]                                at src/lib.rs:182
[INFO] [stdout]   13:     0x55a005ebbf7a - howto::test::cpp_test::{{closure}}::h7ae369631399b070
[INFO] [stdout]                                at src/lib.rs:176
[INFO] [stdout]   14:     0x55a005eb5e9e - core::ops::function::FnOnce::call_once::hb5b0b76c20a45200
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   15:     0x55a005ec7cef - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h4a13ee3f0d7b4201
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   16:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   17:     0x55a005ee22e8 - std::panicking::try::h5a93466ab2078586
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55a005ee22e8 - std::panic::catch_unwind::h752cbeae6ac7bdea
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55a005ee22e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   20:     0x55a005ebd165 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55a005ec1225 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55a005ec1225 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55a005ec1225 - std::panicking::try::do_call::h41f8559f88100f6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   25:     0x55a005ec1922 - std::panicking::try::hb54ba808181fe352
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55a005ec1922 - std::panic::catch_unwind::h555ccf4e835e93f4
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55a005ec1922 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55a005ec1922 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   29:     0x55a00689699f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   30:     0x55a0068a68e0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   31:     0x55a0068a68e0 - std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55a0068a68e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fd84fd6c4a4 - start_thread
[INFO] [stdout]   34:     0x7fd84f897d0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::rust_test stdout ----
[INFO] [stdout] thread 'test::rust_test' panicked at 'called `Result::unwrap()` on an `Err` value: Error(Hyper(Error(Connect, Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })), "https://www.google.com/search?q=site:stackoverflow.com%20file%20io%20rust")
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h78fd8ab304601c3d (0x55a006856c41)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::h10025d01e854ae59 (0x55a0068569ee)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h7b9716abc2e8a9e3 (0x55a005ea08eb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::ha60b8931bb2d50fa (0x55a005e926a3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::hbeae95ae8c613ea0 (0x55a005e8c3c3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/convert.rs:540
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once::h176be9203543ec01 (0x55a005eb59a3)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]    6: core::result::Result<T,E>::map_err::h83fb1ff917643086 (0x55a005eb49b8)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:522
[INFO] [stdout]    7: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hd112d3d64af82332 (0x55a005e9b49c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:34
[INFO] [stdout]    8: futures::future::chain::Chain<A,B,C>::poll::hb588e0fecb9045a3 (0x55a005e8d073)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]    9: <futures::future::and_then::AndThen<A,B,F> as futures::future::Future>::poll::h6d3ccb53db691a8e (0x55a005ea0a4a)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/and_then.rs:32
[INFO] [stdout]   10: <futures::future::map::Map<A,F> as futures::future::Future>::poll::hc4cefa10cbec66a2 (0x55a005e9aaeb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   11: <futures::future::map_err::MapErr<A,F> as futures::future::Future>::poll::hf88b2e25b6652deb (0x55a005e9b523)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map_err.rs:30
[INFO] [stdout]   12: <futures::future::map::Map<A,F> as futures::future::Future>::poll::h9e4c4ad5d420140d (0x55a005e9a2bb)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/map.rs:30
[INFO] [stdout]   13: <futures::future::flatten_stream::FlattenStream<F> as futures::stream::Stream>::poll::h49765f962ba72986 (0x55a005eada2e)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/flatten_stream.rs:63
[INFO] [stdout]   14: <futures::stream::filter_map::FilterMap<S,F> as futures::stream::Stream>::poll::ha76d788a5aeadb9c (0x55a005e91352)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/filter_map.rs:79
[INFO] [stdout]   15: <futures::stream::then::Then<S,F,U> as futures::stream::Stream>::poll::ha1b584220a3a4ac0 (0x55a005ea42f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/then.rs:60
[INFO] [stdout]   16: <futures::stream::forward::Forward<T,U> as futures::future::Future>::poll::hd4d802fc1248ff32 (0x55a005e93a67)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/stream/forward.rs:94
[INFO] [stdout]   17: futures::future::chain::Chain<A,B,C>::poll::h08889a65e179d807 (0x55a005e8c708)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/chain.rs:26
[INFO] [stdout]   18: <futures::future::then::Then<A,B,F> as futures::future::Future>::poll::h99492ceebd80ec61 (0x55a005ead873)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/then.rs:32
[INFO] [stdout]   19: <alloc::boxed::Box<F> as futures::future::Future>::poll::hed8525053f7d20f0 (0x55a006853ee5)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/future/mod.rs:113
[INFO] [stdout]   20: futures::task_impl::Spawn<T>::poll_future_notify::{{closure}}::h2297141a10630359 (0x55a0062c6274)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   21: futures::task_impl::Spawn<T>::enter::{{closure}}::h2e36a5a7c98848ae (0x55a0062c6551)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   22: futures::task_impl::std::set::he0e7c6b9d349d2ce (0x55a0062bda24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/std/mod.rs:83
[INFO] [stdout]   23: futures::task_impl::Spawn<T>::enter::hf7ef885f7e2e55f5 (0x55a0062c64bf)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:399
[INFO] [stdout]   24: futures::task_impl::Spawn<T>::poll_fn_notify::h9817560537e66657 (0x55a0062c6108)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:291
[INFO] [stdout]   25: futures::task_impl::Spawn<T>::poll_future_notify::h3015943e67132e29 (0x55a0062c6208)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/task_impl/mod.rs:329
[INFO] [stdout]   26: tokio_threadpool::task::Task::run::{{closure}}::h91e87bd9d9ec2dc7 (0x55a0062c8052)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:145
[INFO] [stdout]   27: core::ops::function::FnOnce::call_once::ha68ff82cd1ce5f0f (0x55a0062dabb9)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   28: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c7563236d581ce3 (0x55a0062c8999)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   29: std::panicking::try::do_call::hd1717697c78dd3f4 (0x55a0062eac13)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   30: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   31: std::panicking::try::h679de3cfcf68efe2 (0x55a0062ea800)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   32: std::panic::catch_unwind::h2da250860c60ebc1 (0x55a0062c8ee1)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   33: tokio_threadpool::task::Task::run::hdb27396a2d18e4c8 (0x55a0062c7880)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/task/mod.rs:130
[INFO] [stdout]   34: tokio_threadpool::worker::Worker::run_task2::h023bf335b907881a (0x55a0062d7e8f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:567
[INFO] [stdout]   35: tokio_threadpool::worker::Worker::run_task::h2ec757c54d1c5b9f (0x55a0062d76e4)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:459
[INFO] [stdout]   36: tokio_threadpool::worker::Worker::try_run_owned_task::hbd4340a506a7d763 (0x55a0062d6d3d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:390
[INFO] [stdout]   37: tokio_threadpool::worker::Worker::try_run_task::h53a742a15985be63 (0x55a0062d676d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:297
[INFO] [stdout]   38: tokio_threadpool::worker::Worker::run::h247c3d475ed4fe95 (0x55a0062d65ab)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:241
[INFO] [stdout]   39: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::ha70b2931b36d811c (0x55a006254efc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:390
[INFO] [stdout]   40: tokio_timer::timer::handle::with_default::{{closure}}::h6aeaac1982cd5684 (0x55a0062619cc)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:101
[INFO] [stdout]   41: std::thread::local::LocalKey<T>::try_with::h7da34650160531a2 (0x55a00625d9ef)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   42: std::thread::local::LocalKey<T>::with::h6b27a19a38d3ee28 (0x55a00625d313)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   43: tokio_timer::timer::handle::with_default::h15358e66e0049e9c (0x55a006261813)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:84
[INFO] [stdout]   44: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::ha8520a550672f74b (0x55a006254f5c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:382
[INFO] [stdout]   45: tokio_timer::clock::clock::with_default::{{closure}}::h4df98cc594a4f414 (0x55a006250b4f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:137
[INFO] [stdout]   46: std::thread::local::LocalKey<T>::try_with::h78a05d910037df23 (0x55a00625d86b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   47: std::thread::local::LocalKey<T>::with::h90151507bb8c661f (0x55a00625d39d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   48: tokio_timer::clock::clock::with_default::h3298a8258f36f4e7 (0x55a006250a4b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:117
[INFO] [stdout]   49: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::h23dc44ca4e4f863f (0x55a006254fad)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:381
[INFO] [stdout]   50: tokio_reactor::with_default::{{closure}}::hcd3d7fd70d09b777 (0x55a006261d4d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:237
[INFO] [stdout]   51: std::thread::local::LocalKey<T>::try_with::h4b7e2c63ecbfad2e (0x55a00625d57b)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   52: std::thread::local::LocalKey<T>::with::h2d5e12cada6c4802 (0x55a00625d29d)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   53: tokio_reactor::with_default::hd5929fb3efaa4ff7 (0x55a006261b15)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:217
[INFO] [stdout]   54: tokio::runtime::threadpool::builder::Builder::build::{{closure}}::h310eb2ec0defb7ae (0x55a006255050)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/runtime/threadpool/builder.rs:380
[INFO] [stdout]   55: tokio_threadpool::callback::Callback::call::h4afe8ac162d3eedf (0x55a0062cceb3)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/callback.rs:22
[INFO] [stdout]   56: tokio_threadpool::worker::Worker::do_run::{{closure}}::{{closure}}::h112f80ea0e2c5721 (0x55a0062d625f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:127
[INFO] [stdout]   57: tokio_executor::global::with_default::{{closure}}::h806e4f92aee6aafb (0x55a0062e728b)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:209
[INFO] [stdout]   58: std::thread::local::LocalKey<T>::try_with::hb9603b240a9d71a3 (0x55a0062cf73f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   59: std::thread::local::LocalKey<T>::with::he9c0b2fa0bc33598 (0x55a0062cee53)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   60: tokio_executor::global::with_default::h9a141ac83466c6b3 (0x55a0062e7163)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/global.rs:178
[INFO] [stdout]   61: tokio_threadpool::worker::Worker::do_run::{{closure}}::h7410118db2e9b8da (0x55a0062d630d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:125
[INFO] [stdout]   62: std::thread::local::LocalKey<T>::try_with::hc87b8310877a66f4 (0x55a0062cf896)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:257
[INFO] [stdout]   63: std::thread::local::LocalKey<T>::with::h67a612b4da383c66 (0x55a0062ced3e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/local.rs:234
[INFO] [stdout]   64: tokio_threadpool::worker::Worker::do_run::h40f1686459cb0ce8 (0x55a0062d6135)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/worker/mod.rs:116
[INFO] [stdout]   65: tokio_threadpool::pool::Pool::spawn_thread::{{closure}}::h569e54e567ec5269 (0x55a0062e2450)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/pool/mod.rs:344
[INFO] [stdout]   66: std::sys_common::backtrace::__rust_begin_short_backtrace::hddc4b8906a9b03c6 (0x55a0062bac4e)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   67: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h07a27cb3cab19f0d (0x55a0062d2772)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   68: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5cb6733d23d5227 (0x55a0062c89e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   69: std::panicking::try::do_call::h0159eac16edfe20d (0x55a0062eab9c)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   70: __rust_maybe_catch_panic (0x55a0068a74aa)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   71: std::panicking::try::he7df47e58397223e (0x55a0062ea9e2)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   72: std::panic::catch_unwind::hdb1364bada69c198 (0x55a0062c8f22)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   73: std::thread::Builder::spawn_unchecked::{{closure}}::hef0bae054af51de4 (0x55a0062d2556)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   74: core::ops::function::FnOnce::call_once{{vtable.shim}}::hce32e7b9f0ee9bde (0x55a0062daa24)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   75: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79 (0x55a00689699f)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   76: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d (0x55a0068a68e0)
[INFO] [stdout]              at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   77: start_thread (0x7fd84fd6c4a4)
[INFO] [stdout]   78: __clone (0x7fd84f897d0f)
[INFO] [stdout]   79: <unknown> (0x0)
[INFO] [stdout] 
[INFO] [stdout] error in query file io rust', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55a0068a392b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x55a0068a392b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55a0068a392b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x55a0068a392b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x55a0068a392b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x55a0068a359a - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x55a0068a40a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x55a0068a3c22 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x55a0068a3b06 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:311
[INFO] [stdout]    9:     0x55a0068bf85d - core::panicking::panic_fmt::h2daf88b2616ca2b2
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x55a005eb0f75 - core::result::unwrap_failed::had66ed00b0c6be12
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x55a005eb3dd9 - core::result::Result<T,E>::unwrap::hf01edc95a4c98a6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800
[INFO] [stdout]   12:     0x55a005ebc9ea - howto::test::rust_test::hede01a94f4cac58f
[INFO] [stdout]                                at src/lib.rs:198
[INFO] [stdout]   13:     0x55a005ebc4da - howto::test::rust_test::{{closure}}::hdd1291e62c7204d4
[INFO] [stdout]                                at src/lib.rs:192
[INFO] [stdout]   14:     0x55a005eb5bee - core::ops::function::FnOnce::call_once::h4a7e694a07bb7782
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   15:     0x55a005ec7cef - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h4a13ee3f0d7b4201
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   16:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   17:     0x55a005ee22e8 - std::panicking::try::h5a93466ab2078586
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   18:     0x55a005ee22e8 - std::panic::catch_unwind::h752cbeae6ac7bdea
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   19:     0x55a005ee22e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   20:     0x55a005ebd165 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   21:     0x55a005ec1225 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   22:     0x55a005ec1225 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   23:     0x55a005ec1225 - std::panicking::try::do_call::h41f8559f88100f6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   24:     0x55a0068a74aa - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   25:     0x55a005ec1922 - std::panicking::try::hb54ba808181fe352
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   26:     0x55a005ec1922 - std::panic::catch_unwind::h555ccf4e835e93f4
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   27:     0x55a005ec1922 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   28:     0x55a005ec1922 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   29:     0x55a00689699f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   30:     0x55a0068a68e0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   31:     0x55a0068a68e0 - std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   32:     0x55a0068a68e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   33:     0x7fd84fd6c4a4 - start_thread
[INFO] [stdout]   34:     0x7fd84f897d0f - __clone
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::cpp_test
[INFO] [stdout]     test::csharp_test
[INFO] [stdout]     test::drop_test
[INFO] [stdout]     test::rust_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "62b11f81535a942ddfcc3ba9aabf8366a43bbe55245ba6ad964fc681d0a63781"`
[INFO] running `"docker" "rm" "-f" "62b11f81535a942ddfcc3ba9aabf8366a43bbe55245ba6ad964fc681d0a63781"`
[INFO] [stdout] 62b11f81535a942ddfcc3ba9aabf8366a43bbe55245ba6ad964fc681d0a63781