[INFO] cloning repository https://github.com/dekellum/blocking-permit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dekellum/blocking-permit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdekellum%2Fblocking-permit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdekellum%2Fblocking-permit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5ea26f393174434c89f7d031217a65fac3bbaac
[INFO] testing dekellum/blocking-permit against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdekellum%2Fblocking-permit" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dekellum/blocking-permit on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dekellum/blocking-permit
[INFO] finished tweaking git repo https://github.com/dekellum/blocking-permit
[INFO] tweaked toml for git repo https://github.com/dekellum/blocking-permit written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dekellum/blocking-permit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba897e790980fea0bdfa6db52df9a4d6d9b84a364222583efecd1f72799750d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba897e790980fea0bdfa6db52df9a4d6d9b84a364222583efecd1f72799750d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba897e790980fea0bdfa6db52df9a4d6d9b84a364222583efecd1f72799750d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba897e790980fea0bdfa6db52df9a4d6d9b84a364222583efecd1f72799750d7", kill_on_drop: false }`
[INFO] [stdout] ba897e790980fea0bdfa6db52df9a4d6d9b84a364222583efecd1f72799750d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5699739790a9bb4f390a6cca44096af4d1f726fd5167dd54cd52045fc0fa9d59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5699739790a9bb4f390a6cca44096af4d1f726fd5167dd54cd52045fc0fa9d59", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling blocking-permit v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "5699739790a9bb4f390a6cca44096af4d1f726fd5167dd54cd52045fc0fa9d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5699739790a9bb4f390a6cca44096af4d1f726fd5167dd54cd52045fc0fa9d59", kill_on_drop: false }`
[INFO] [stdout] 5699739790a9bb4f390a6cca44096af4d1f726fd5167dd54cd52045fc0fa9d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e70d9719e08490b4d1a914be543359e1a75dabd12a70c313ab7550ce54ac5c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85e70d9719e08490b4d1a914be543359e1a75dabd12a70c313ab7550ce54ac5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling piccolog v1.0.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling blocking-permit v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.05s
[INFO] running `Command { std: "docker" "inspect" "85e70d9719e08490b4d1a914be543359e1a75dabd12a70c313ab7550ce54ac5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e70d9719e08490b4d1a914be543359e1a75dabd12a70c313ab7550ce54ac5c", kill_on_drop: false }`
[INFO] [stdout] 85e70d9719e08490b4d1a914be543359e1a75dabd12a70c313ab7550ce54ac5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 831e9b3e0def28b6f66d60a36e99855dfba31e56fb1fa556d2b1a4b15094b7aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "831e9b3e0def28b6f66d60a36e99855dfba31e56fb1fa556d2b1a4b15094b7aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blocking_permit-b0910c3646e1f7d6
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr] thread 'dpx-pool-1-0' panicked at 'you asked for it', src/tests.rs:104:9
[INFO] [stderr] thread 'dpx-pool-0-0' panicked at 'you asked for it', src/tests.rs:120:13
[INFO] [stdout] test tests::survives_dispatch_panic_catch_unwind_on_caller ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563f474e08c5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x563f474e08c5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563f474e08c5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x563f474e08c5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x563f4750863c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x563f474dd1b2 - std::io::Write::write_fmt::h5ffa1b5a7703af47
[INFO] [stderr]                                at src/libstd/io/mod.rs:1539
[INFO] [stderr]    6:     0x563f474e3020 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x563f474e3020 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x563f474e3020 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x563f474e2d6c - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stderr]                                at src/libstd/panicking.rs:217
[INFO] [stderr]   10:     0x563f474e3663 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stderr]                                at src/libstd/panicking.rs:526
[INFO] [stderr]   11:     0x563f474d0fe9 - std::panicking::begin_panic::hfd20bf4064bc6ad0
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:456
[INFO] [stderr]   12:     0x563f47459538 - blocking_permit::tests::dispatch_panic_returns_canceled::{{closure}}::h32ca905db7960865
[INFO] [stderr]                                at src/tests.rs:104
[INFO] [stderr]   13:     0x563f4745b2fd - blocking_permit::dispatch::dispatch_rx::{{closure}}::{{closure}}::hec0574412dad54d8
[INFO] [stderr]                                at src/dispatch.rs:96
[INFO] [stderr]   14:     0x563f47460cb1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6e16234afa16d10b
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stderr]   15:     0x563f474609f8 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2ffef865cb54c6d2
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   16:     0x563f4745ecc3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb3273b4e1634a458
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stderr]   17:     0x563f47457d9b - std::panicking::try::do_call::hd724952ed610944d
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stderr]   18:     0x563f474585ed - __rust_try
[INFO] [stderr]   19:     0x563f47457b40 - std::panicking::try::h7d987141e02b4ece
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stderr]   20:     0x563f4745f1b3 - std::panic::catch_unwind::h9df571cbc3bf9457
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x563f4744e3a4 - blocking_permit::dispatch_pool::work::h009d2a864aaef0de
[INFO] [stderr]                                at src/dispatch_pool.rs:230
[INFO] [stderr]   22:     0x563f47450585 - blocking_permit::dispatch_pool::DispatchPoolBuilder::create::{{closure}}::h29831183d6ebacc3
[INFO] [stderr]                                at src/dispatch_pool.rs:485
[INFO] [stderr]   23:     0x563f4745f100 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdcc9e5efc0553a6a
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   24:     0x563f47457a40 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha4f1b20433f41b9f
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475
[INFO] [stderr]   25:     0x563f4745eca2 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7932e0c0b182385d
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stderr]   26:     0x563f47457d52 - std::panicking::try::do_call::h3e5b63a493282f44
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stderr]   27:     0x563f474585ed - __rust_try
[INFO] [stderr]   28:     0x563f47457c70 - std::panicking::try::h92c65837adae8e30
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stderr]   29:     0x563f4745f202 - std::panic::catch_unwind::heb02453eb6b60db1
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stderr]   30:     0x563f47457845 - std::thread::Builder::spawn_unchecked::{{closure}}::h6b44d7b9d1136d27
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474
[INFO] [stderr]   31:     0x563f47460cee - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc2adccafc1743e70
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stderr]   32:     0x563f474e988a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc0e15d78a519721e
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   33:     0x563f474e988a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h211da8fffb09f192
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   34:     0x563f474e988a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   35:     0x7f2c14de4609 - start_thread
[INFO] [stderr]   36:     0x7f2c14cf0103 - __clone
[INFO] [stderr]   37:                0x0 - <unknown>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563f474e08c5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x563f474e08c5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563f474e08c5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x563f474e08c5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stdout] test tests::dispatch_panic_returns_canceled ... ok
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x563f4750863c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x563f474dd1b2 - std::io::Write::write_fmt::h5ffa1b5a7703af47
[INFO] [stderr]                                at src/libstd/io/mod.rs:1539
[INFO] [stderr]    6:     0x563f474e3020 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x563f474e3020 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x563f474e3020 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x563f474e2d6c - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stderr]                                at src/libstd/panicking.rs:217
[INFO] [stderr]   10:     0x563f474e3663 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stderr]                                at src/libstd/panicking.rs:526
[INFO] [stderr]   11:     0x563f474d0fe9 - std::panicking::begin_panic::hfd20bf4064bc6ad0
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:456
[INFO] [stderr]   12:     0x563f47458908 - blocking_permit::tests::spawn_good_and_bad_tasks::{{closure}}::h3fd849fd4d00a8d8
[INFO] [stderr]                                at src/tests.rs:120
[INFO] [stderr]   13:     0x563f4745b1fd - blocking_permit::dispatch::dispatch_rx::{{closure}}::{{closure}}::h8ed01656f0ba2023
[INFO] [stderr]                                at src/dispatch.rs:96
[INFO] [stderr]   14:     0x563f47460c51 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h5f2398711232ef08
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stderr]   15:     0x563f474609f8 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2ffef865cb54c6d2
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   16:     0x563f4745ecc3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb3273b4e1634a458
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stderr]   17:     0x563f47457d9b - std::panicking::try::do_call::hd724952ed610944d
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stderr]   18:     0x563f474585ed - __rust_try
[INFO] [stderr]   19:     0x563f47457b40 - std::panicking::try::h7d987141e02b4ece
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stderr]   20:     0x563f4745f1b3 - std::panic::catch_unwind::h9df571cbc3bf9457
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x563f4744e3a4 - blocking_permit::dispatch_pool::work::h009d2a864aaef0de
[INFO] [stderr]                                at src/dispatch_pool.rs:230
[INFO] [stderr]   22:     0x563f47450585 - blocking_permit::dispatch_pool::DispatchPoolBuilder::create::{{closure}}::h29831183d6ebacc3
[INFO] [stderr]                                at src/dispatch_pool.rs:485
[INFO] [stderr]   23:     0x563f4745f100 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdcc9e5efc0553a6a
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130
[INFO] [stderr]   24:     0x563f47457a40 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha4f1b20433f41b9f
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475
[INFO] [stderr]   25:     0x563f4745eca2 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7932e0c0b182385d
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318
[INFO] [stderr]   26:     0x563f47457d52 - std::panicking::try::do_call::h3e5b63a493282f44
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348
[INFO] [stderr]   27:     0x563f474585ed - __rust_try
[INFO] [stderr]   28:     0x563f47457c70 - std::panicking::try::h92c65837adae8e30
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325
[INFO] [stderr]   29:     0x563f4745f202 - std::panic::catch_unwind::heb02453eb6b60db1
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394
[INFO] [stderr]   30:     0x563f47457845 - std::thread::Builder::spawn_unchecked::{{closure}}::h6b44d7b9d1136d27
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474
[INFO] [stderr]   31:     0x563f47460cee - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc2adccafc1743e70
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233
[INFO] [stderr]   32:     0x563f474e988a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc0e15d78a519721e
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   33:     0x563f474e988a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h211da8fffb09f192
[INFO] [stderr]                                at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081
[INFO] [stderr]   34:     0x563f474e988a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stderr]   35:     0x7f2c14de4609 - start_thread
[INFO] [stderr]   36:     0x7f2c14cf0103 - __clone
[INFO] [stderr]   37:                0x0 - <unknown>
[INFO] [stdout] test tests::survives_dispatch_panic_catch_unwind ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blocking-permit
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "831e9b3e0def28b6f66d60a36e99855dfba31e56fb1fa556d2b1a4b15094b7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831e9b3e0def28b6f66d60a36e99855dfba31e56fb1fa556d2b1a4b15094b7aa", kill_on_drop: false }`
[INFO] [stdout] 831e9b3e0def28b6f66d60a36e99855dfba31e56fb1fa556d2b1a4b15094b7aa