[INFO] crate workerpool 1.2.0 is already in cache
[INFO] testing workerpool-1.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate workerpool 1.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate workerpool 1.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate workerpool 1.2.0
[INFO] finished tweaking crates.io crate workerpool 1.2.0
[INFO] tweaked toml for crates.io crate workerpool 1.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 33a0bdc2a614fdf287e96e0b6ed7afc31e2b242931dc9ef3d826d97a87e3385b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "33a0bdc2a614fdf287e96e0b6ed7afc31e2b242931dc9ef3d826d97a87e3385b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling workerpool v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1023:33
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     pub struct Thunk<'a, T>(Box<FnBox<Out = T> + Send + 'a>);
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox<Out = T> + Send + 'a`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `"docker" "inspect" "33a0bdc2a614fdf287e96e0b6ed7afc31e2b242931dc9ef3d826d97a87e3385b"`
[INFO] running `"docker" "rm" "-f" "33a0bdc2a614fdf287e96e0b6ed7afc31e2b242931dc9ef3d826d97a87e3385b"`
[INFO] [stdout] 33a0bdc2a614fdf287e96e0b6ed7afc31e2b242931dc9ef3d826d97a87e3385b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 20e1d74a4b93b04b9fddf49df55859c5a0afa6c1a829001454e4bf295f786846
[INFO] running `"docker" "start" "-a" "20e1d74a4b93b04b9fddf49df55859c5a0afa6c1a829001454e4bf295f786846"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling workerpool v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1023:33
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     pub struct Thunk<'a, T>(Box<FnBox<Out = T> + Send + 'a>);
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox<Out = T> + Send + 'a`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1023:33
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     pub struct Thunk<'a, T>(Box<FnBox<Out = T> + Send + 'a>);
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox<Out = T> + Send + 'a`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]     --> src/lib.rs:1205:17
[INFO] [stderr]      |
[INFO] [stderr] 1205 |                 tx.send(1).is_ok();
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]      = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `"docker" "inspect" "20e1d74a4b93b04b9fddf49df55859c5a0afa6c1a829001454e4bf295f786846"`
[INFO] running `"docker" "rm" "-f" "20e1d74a4b93b04b9fddf49df55859c5a0afa6c1a829001454e4bf295f786846"`
[INFO] [stdout] 20e1d74a4b93b04b9fddf49df55859c5a0afa6c1a829001454e4bf295f786846
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] ecdb3227051a787bb3783189fc712b8df85e7d3a42de8353ee5d0240c5fd9528
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ecdb3227051a787bb3783189fc712b8df85e7d3a42de8353ee5d0240c5fd9528"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1023:33
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     pub struct Thunk<'a, T>(Box<FnBox<Out = T> + Send + 'a>);
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox<Out = T> + Send + 'a`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1023:33
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     pub struct Thunk<'a, T>(Box<FnBox<Out = T> + Send + 'a>);
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox<Out = T> + Send + 'a`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]     --> src/lib.rs:1205:17
[INFO] [stderr]      |
[INFO] [stderr] 1205 |                 tx.send(1).is_ok();
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]      = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/workerpool-6a246b176e5a824c
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1145:39
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test test::test_send_shared_data ... ok
[INFO] [stdout] test test::test_send ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1145:39
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1145:39
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1145:39
[INFO] [stdout] test test::test_cloned_eq ... ok
[INFO] [stderr] thread 'test' panicked at 'explicit panic', src/lib.rs:1283:13
[INFO] [stdout] test test::test_empty_pool ... ok
[INFO] [stdout] test test::test_sync_shared_data ... ok
[INFO] [stdout] test test::test_name ... ok
[INFO] [stdout] test test::test_multi_join ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1173:17
[INFO] [stdout] test test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1173:17
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1173:17
[INFO] [stderr] thread '<unnamed>' panicked at 'intentional panic', src/lib.rs:1173:17
[INFO] [stdout] test test::test_shrink ... ok
[INFO] [stdout] test test::test_works ... ok
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae58d - workerpool::test::test_recovery_from_subtask_panic::{{closure}}::h5551ea78acfd1088
[INFO] [stderr]                                at src/lib.rs:1145
[INFO] [stderr]   13:     0x5577d3aac16d - <F as workerpool::thunk::FnBox>::call_box::h9406a06c3d9ff8cc
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae58d - workerpool::test::test_recovery_from_subtask_panic::{{closure}}::h5551ea78acfd1088
[INFO] [stderr]                                at src/lib.rs:1145
[INFO] [stderr]   13:     0x5577d3aac16d - <F as workerpool::thunk::FnBox>::call_box::h9406a06c3d9ff8cc
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae58d - workerpool::test::test_recovery_from_subtask_panic::{{closure}}::h5551ea78acfd1088
[INFO] [stderr]                                at src/lib.rs:1145
[INFO] [stderr]   13:     0x5577d3aac16d - <F as workerpool::thunk::FnBox>::call_box::h9406a06c3d9ff8cc
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae58d - workerpool::test::test_recovery_from_subtask_panic::{{closure}}::h5551ea78acfd1088
[INFO] [stderr]                                at src/lib.rs:1145
[INFO] [stderr]   13:     0x5577d3aac16d - <F as workerpool::thunk::FnBox>::call_box::h9406a06c3d9ff8cc
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3ab0cbf - workerpool::test::test_name::{{closure}}::hd96857b4d1e15174
[INFO] [stderr]                                at src/lib.rs:1283
[INFO] [stderr]   13:     0x5577d3aabf64 - <F as workerpool::thunk::FnBox>::call_box::h6dea5f2ad1961031
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stdout] test test::test_recovery_from_subtask_panic ... ok
[INFO] [stdout] test test::test_zero_tasks_panic ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae91e - workerpool::test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop::{{closure}}::h2b904737c7c7b611
[INFO] [stderr]                                at src/lib.rs:1173
[INFO] [stderr]   13:     0x5577d3aac594 - <F as workerpool::thunk::FnBox>::call_box::hfda3804bf5edbbae
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae91e - workerpool::test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop::{{closure}}::h2b904737c7c7b611
[INFO] [stderr]                                at src/lib.rs:1173
[INFO] [stderr]   13:     0x5577d3aac594 - <F as workerpool::thunk::FnBox>::call_box::hfda3804bf5edbbae
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae91e - workerpool::test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop::{{closure}}::h2b904737c7c7b611
[INFO] [stderr]                                at src/lib.rs:1173
[INFO] [stderr]   13:     0x5577d3aac594 - <F as workerpool::thunk::FnBox>::call_box::hfda3804bf5edbbae
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5577d3b772b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5577d3b772b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5577d3b772b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5577d3b772b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5577d3ba00bc - core::fmt::write::hdaea18585065a96d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5577d3b736b3 - std::io::Write::write_fmt::h0cea70c809005252
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5577d3b79b85 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5577d3b79b85 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5577d3b79b85 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5577d3b798c2 - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5577d3b7a1e2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5577d3b56e81 - std::panicking::begin_panic::h7dd269f5c1e3ed03
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x5577d3aae91e - workerpool::test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop::{{closure}}::h2b904737c7c7b611
[INFO] [stderr]                                at src/lib.rs:1173
[INFO] [stderr]   13:     0x5577d3aac594 - <F as workerpool::thunk::FnBox>::call_box::hfda3804bf5edbbae
[INFO] [stderr]                                at src/lib.rs:992
[INFO] [stderr]   14:     0x5577d3aeec78 - <workerpool::thunk::ThunkWorker<T> as workerpool::Worker>::execute::h0d1f63496fa3e947
[INFO] [stderr]                                at src/lib.rs:1048
[INFO] [stderr]   15:     0x5577d3ada89f - workerpool::spawn_in_pool::{{closure}}::h9f7e3614e15b778e
[INFO] [stderr]                                at src/lib.rs:207
[INFO] [stderr]   16:     0x5577d3ae7a1a - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c3b07ee6bb3d706
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   17:     0x5577d3aa6bca - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0d0498b429543518
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stderr]   18:     0x5577d3a9f65e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h87d414e5a95d13f9
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stderr]   19:     0x5577d3ae851c - std::panicking::try::do_call::h72fa8a28afaa71c4
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stderr]   20:     0x5577d3aeec9d - __rust_try
[INFO] [stderr]   21:     0x5577d3ae8377 - std::panicking::try::hb8e6207d21603426
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stderr]   22:     0x5577d3aa028e - std::panic::catch_unwind::h29ea5ae78cc2ce05
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5577d3aa63fe - std::thread::Builder::spawn_unchecked::{{closure}}::h8aabc9f1348f802e
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stderr]   24:     0x5577d3aca56e - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha1e6bd08d31d99ae
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stderr]   25:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   26:     0x5577d3b80ada - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stderr]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stderr]   27:     0x5577d3b80ada - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   28:     0x7f3a09f21609 - start_thread
[INFO] [stderr]   29:     0x7f3a09e2d103 - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stdout] test test::test_active_count ... ok
[INFO] [stdout] test test::test_debug ... ok
[INFO] [stdout] test test::test_join_wavesurfer ... ok
[INFO] [stdout] test test::test_clone ... ok
[INFO] [stdout] test test::test_massive_task_creation ... ok
[INFO] [stdout] test test::test_no_fun_or_joy ... ok
[INFO] [stdout] test test::test_set_num_threads_decreasing ... ok
[INFO] [stdout] test test::test_set_num_threads_increasing ... ok
[INFO] [stdout] test test::test_repeated_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests workerpool
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Builder::new (line 298) ... ok
[INFO] [stdout] test src/lib.rs - Builder (line 276) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_name (line 356) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::join (line 808) ... ok
[INFO] [stdout] test src/lib.rs - Builder::build (line 420) ... ok
[INFO] [stdout] test src/lib.rs - Builder::num_threads (line 323) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_stack_size (line 391) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::execute_to (line 604) ... ok
[INFO] [stdout] test src/lib.rs -  (line 38) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::max_count (line 692) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::eq (line 926) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::new (line 515) ... ok
[INFO] [stdout] test src/lib.rs - thunk::Thunk (line 1003) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::execute (line 572) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::active_count (line 665) ... ok
[INFO] [stdout] test src/lib.rs - thunk::Thunk (line 1011) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::panic_count (line 713) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::clone (line 860) ... ok
[INFO] [stdout] test src/lib.rs -  (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::with_name (line 537) ... ok
[INFO] [stdout] test src/lib.rs - thunk (line 957) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::queued_count (line 638) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::set_num_threads (line 747) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ecdb3227051a787bb3783189fc712b8df85e7d3a42de8353ee5d0240c5fd9528"`
[INFO] running `"docker" "rm" "-f" "ecdb3227051a787bb3783189fc712b8df85e7d3a42de8353ee5d0240c5fd9528"`
[INFO] [stdout] ecdb3227051a787bb3783189fc712b8df85e7d3a42de8353ee5d0240c5fd9528