interop_server_crash.log

  thread 'tokio-runtime-worker' panicked at 'called `Option::unwrap()` on a `None` value', /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libcore/macros/mod.rs:15:40
 stack backtrace:

 server received connection
    0:     0x5617cae8bcc4 - backtrace::backtrace::libunwind::trace::he25250f78ba1020d
                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
    1:     0x5617cae8bcc4 - backtrace::backtrace::trace_unsynchronized::hd7e25f35da233a1e
                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
    2:     0x5617cae8bcc4 - std::sys_common::backtrace::_print_fmt::h5578a566a4c2ae4e
                                at src/libstd/sys_common/backtrace.rs:84
    3:     0x5617cae8bcc4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd4f87054ec86e936
                                at src/libstd/sys_common/backtrace.rs:61
    4:     0x5617caea8a3c - core::fmt::write::h393d55821fa8e2cb
                                at src/libcore/fmt/mod.rs:1025
    5:     0x5617cae87b57 - std::io::Write::write_fmt::hc6645302c23e4504
                                at src/libstd/io/mod.rs:1426
    6:     0x5617cae8de5e - std::sys_common::backtrace::_print::he8a0a3ebec70e1d6
                                at src/libstd/sys_common/backtrace.rs:65
    7:     0x5617cae8de5e - std::sys_common::backtrace::print::hc2635fd6c7743ade
                                at src/libstd/sys_common/backtrace.rs:50
    8:     0x5617cae8de5e - std::panicking::default_hook::{{closure}}::h9849388798b72b2b
                                at src/libstd/panicking.rs:193
    9:     0x5617cae8db51 - std::panicking::default_hook::h66e3afff11b02e47
                                at src/libstd/panicking.rs:210
   10:     0x5617cae8e53b - std::panicking::rust_panic_with_hook::hf6d05969fcffff03
                                at src/libstd/panicking.rs:471
   11:     0x5617cae8e0ee - rust_begin_unwind
                                at src/libstd/panicking.rs:375
   12:     0x5617caea5afe - core::panicking::panic_fmt::he794217b0df3f806
                                at src/libcore/panicking.rs:84
   13:     0x5617caea5a4a - core::panicking::panic::h104b3bcaeb5f1ff0
                                at src/libcore/panicking.rs:51
   14:     0x5617cabb62f0 - core::option::Option<T>::unwrap::h5bdef11d8d8b48fb
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libcore/macros/mod.rs:15
   15:     0x5617cabb62f0 - server::main::{{closure}}::{{closure}}::h1d5afbda5cd91c87
                                at interop/src/server.rs:69
   16:     0x5617cabb62f0 - <std::future::GenFuture<T> as core::future::future::Future>::poll::heee08ee282e52b26
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/future.rs:43
   17:     0x5617cabd55ed - tokio::task::core::Core<T>::poll::hf8e85bb180a46182
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/core.rs:128
   18:     0x5617cabbe843 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::{{closure}}::hc3c22b7e4d68c738
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:119
   19:     0x5617cabbe843 - core::ops::function::FnOnce::call_once::h9edf10fc25e2e76a
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libcore/ops/function.rs:232
   20:     0x5617cabbe843 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haef7097b1afe9017
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:318
   21:     0x5617cabbe843 - std::panicking::try::do_call::hb8a3be9c39279b1a
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:292
   22:     0x5617cae9168a - __rust_maybe_catch_panic
                                at src/libpanic_unwind/lib.rs:78
   23:     0x5617cabde929 - std::panicking::try::h2fbc91bdbd21039e
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:270
   24:     0x5617cabde929 - std::panic::catch_unwind::hbb340f549014ed98
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:394
   25:     0x5617cabde929 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::h1e26bfc12f22452f
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:100
   26:     0x5617cabde929 - tokio::loom::std::causal_cell::CausalCell<T>::with_mut::h1f13ec9f5feb8a56
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/loom/std/causal_cell.rs:41
   27:     0x5617cabde929 - tokio::task::harness::Harness<T,S>::poll::hc3c87f851b1b58cd
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:99
   28:     0x5617cad463ef - tokio::task::raw::RawTask::poll::h339d1dfbfec2aaa4
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/raw.rs:113
   29:     0x5617cad463ef - tokio::task::Task<S>::run::h3b1ffa5381ac4184
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/mod.rs:381
   30:     0x5617cad463ef - tokio::runtime::thread_pool::worker::GenerationGuard::run_task::h11568f0ff67fc792
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:455
   31:     0x5617cad45aa1 - tokio::runtime::thread_pool::worker::GenerationGuard::process_available_work::hd9d265e542e380e2
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:313
   32:     0x5617cad45aa1 - tokio::runtime::thread_pool::worker::GenerationGuard::run::h8ae3721054107db6
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:278
   33:     0x5617cad33962 - tokio::runtime::thread_pool::worker::Worker::run::{{closure}}::{{closure}}::h3b0fc9d7a68d7e5c
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:160
   34:     0x5617cad33962 - std::thread::local::LocalKey<T>::try_with::h3ea5b71a9286a2b7
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/local.rs:262
   35:     0x5617cad33962 - std::thread::local::LocalKey<T>::with::h20941f0f94b3a834
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/local.rs:239
   36:     0x5617cad33962 - tokio::runtime::thread_pool::worker::Worker::run::{{closure}}::hf21446b3ca67f6ef
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:136
   37:     0x5617cad33962 - tokio::runtime::thread_pool::current::set::{{closure}}::heabf94ab91472dcc
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/current.rs:47
   38:     0x5617cad33962 - std::thread::local::LocalKey<T>::try_with::h373c1e1cfae36e6b
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/local.rs:262
   39:     0x5617cad33962 - std::thread::local::LocalKey<T>::with::h938cf321c282bb1c
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/local.rs:239
   40:     0x5617cad45867 - tokio::runtime::thread_pool::current::set::h5c56c6c6970273ff
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/current.rs:29
   41:     0x5617cad45867 - tokio::runtime::thread_pool::worker::Worker::run::h40af358a45d6d626
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/worker.rs:132
   42:     0x5617cad3db7a - tokio::runtime::thread_pool::Workers::spawn::{{closure}}::{{closure}}::h2ba22d85581634ac
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/thread_pool/mod.rs:113
   43:     0x5617cad3db7a - <tokio::runtime::blocking::task::BlockingTask<T> as core::future::future::Future>::poll::h107f2b9fc6a88856
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/blocking/task.rs:30
   44:     0x5617cad3db7a - tokio::task::core::Core<T>::poll::h849d305ef2f18e90
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/core.rs:128
   45:     0x5617cad44c73 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::{{closure}}::ha3558075767b8c3b
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:119
   46:     0x5617cad44c73 - core::ops::function::FnOnce::call_once::hfed809abfb604db9
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libcore/ops/function.rs:232
   47:     0x5617cad44c73 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0984dcd599244b5b
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:318
   48:     0x5617cad44c73 - std::panicking::try::do_call::h477ce02dc3330a27
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:292
   49:     0x5617cae9168a - __rust_maybe_catch_panic
                                at src/libpanic_unwind/lib.rs:78
   50:     0x5617cad49d14 - std::panicking::try::hc7cd651a6fc502a4
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:270
   51:     0x5617cad49d14 - std::panic::catch_unwind::h82d78702b491ca4d
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:394
   52:     0x5617cad49d14 - tokio::task::harness::Harness<T,S>::poll::{{closure}}::h6aa42eb2b5ce5be6
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:100
   53:     0x5617cad49d14 - tokio::loom::std::causal_cell::CausalCell<T>::with_mut::h12ac1418ef04057e
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/loom/std/causal_cell.rs:41
   54:     0x5617cad49d14 - tokio::task::harness::Harness<T,S>::poll::h97c3727712cf2d13
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/harness.rs:99
   55:     0x5617cad41919 - tokio::task::raw::RawTask::poll::h339d1dfbfec2aaa4
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/raw.rs:113
   56:     0x5617cad41919 - tokio::task::Task<S>::run::h9f6a6e54346783c4
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/task/mod.rs:381
   57:     0x5617cad41919 - tokio::runtime::blocking::pool::run_task::hbb9e017d84334f47
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/blocking/pool.rs:311
   58:     0x5617cad41919 - tokio::runtime::blocking::pool::Inner::run::h3e024480431bcac6
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/blocking/pool.rs:230
   59:     0x5617cad4bb08 - tokio::runtime::blocking::pool::Spawner::spawn_thread::{{closure}}::{{closure}}::h62ba2037961c6b7f
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/blocking/pool.rs:210
   60:     0x5617cad4bb08 - tokio::runtime::context::enter::h5178498b99d5494f
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/context.rs:72
   61:     0x5617cad42a2f - tokio::runtime::handle::Handle::enter::h1f00f2bbf2a27ab2
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/handle.rs:34
   62:     0x5617cad42a2f - tokio::runtime::blocking::pool::Spawner::spawn_thread::{{closure}}::h5d5cde8fc63e2802
                                at /home/jc/.cargo/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.13/src/runtime/blocking/pool.rs:209
   63:     0x5617cad42a2f - std::sys_common::backtrace::__rust_begin_short_backtrace::h032e9238e4454dca
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/sys_common/backtrace.rs:136
   64:     0x5617cad44c45 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha28be1ddece83384
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/mod.rs:469
   65:     0x5617cad44c45 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8c322583c93307c0
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:318
   66:     0x5617cad44c45 - std::panicking::try::do_call::h02b7fa5d73ec5c4f
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:292
   67:     0x5617cae9168a - __rust_maybe_catch_panic
                                at src/libpanic_unwind/lib.rs:78
   68:     0x5617cad3798a - std::panicking::try::h15c1e4861317a147
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panicking.rs:270
   69:     0x5617cad3798a - std::panic::catch_unwind::h090a247a67e68ed1
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/panic.rs:394
   70:     0x5617cad3798a - std::thread::Builder::spawn_unchecked::{{closure}}::h290494fcc9058683
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libstd/thread/mod.rs:468
   71:     0x5617cad3798a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8a05a9313c3db1a7
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/libcore/ops/function.rs:232
   72:     0x5617cae820df - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::he56d3c54b825d402
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/liballoc/boxed.rs:1022
   73:     0x5617cae907e0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h77a97c96311f0af9
                                at /rustc/f3e1a954d2ead4e2fc197c7da7d71e6c61bad196/src/liballoc/boxed.rs:1022
   74:     0x5617cae907e0 - std::sys_common::thread::start_thread::hc7f86820e887a527
                                at src/libstd/sys_common/thread.rs:13
   75:     0x5617cae907e0 - std::sys::unix::thread::Thread::new::thread_start::h2fc884c15f11e4da
                                at src/libstd/sys/unix/thread.rs:80
   76:     0x7fd7689786db - start_thread
   77:     0x7fd76848988f - __clone
   78:                0x0 - <unknown>