called `Result::unwrap()` on an `Err` value: "PoisonError { inner: .. }"

[gabtio]

called Result::unwrap() on an Err value: "PoisonError { inner: .. }"

URL: universidad.continental.edu.pe

Servo Version:

Servo 0.0.1-c6ea1ec

Backtrace:

WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread PipelineId { namespace_id: PipelineNamespaceId(1), index: PipelineIndex(15) }>: layout thread unreachable - leaking layout data
WARNING: <ScriptThread Pipelin
...

This report was generated by the browser.html issue reporter.

[jdm]

Do you know what page you were viewing when this occurred?

[jdm]

Sorry, missed the URL in the report. I'll try to reproduce this.

[jdm]

assertion failed: !node.get_flag(HAS_DIRTY_DESCENDANTS) (thread ScriptThread PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(2) }, at /Users/jdm/src/servo/components/script/dom/node.rs:246)
stack backtrace:
   0:        0x100653391 - backtrace::backtrace::trace::hdcc428cc7602977c
   1:        0x100653a38 - backtrace::capture::Backtrace::new::h1344297531539e8f
   2:        0x1000ed80c - servo::main::_{{closure}}::hbfd56319b7b80efd
   3:        0x1057054c3 - std::panicking::rust_panic_with_hook::ha5aed1dfc0e220e3
   4:        0x101ab0823 - std::panicking::begin_panic::h5f0a1fd8f4de57ec
   5:        0x102a2d150 - script::dom::node::Node::add_child::h2be9d85522896180
   6:        0x102a3f950 - script::dom::node::Node::insert::h65a8a36d95e8a866
   7:        0x102a3f051 - script::dom::node::Node::pre_insert::h4443980c3aa1969f
   8:        0x102a445e7 - _<script..dom..node..Node as script..dom..bindings..codegen..Bindings..NodeBinding..NodeBinding..NodeMethods>::AppendChild::h75843edf7ac9e662
   9:        0x102fcfa62 - script::dom::bindings::codegen::Bindings::NodeBinding::NodeBinding::appendChild::_{{closure}}::h137745f25b5c0674
  10:        0x1032c67e8 - core::ops::FnOnce::call_once::h692db453bfa7fbef
  11:        0x10272c88a - _<std..panic..AssertUnwindSafe<F> as core..ops..FnOnce<()>>::call_once::h3af3968474b8a6e4
  12:        0x101e77aca - std::panicking::try::do_call::h9545913afe3bb5d1
  13:        0x10570639a - __rust_maybe_catch_panic
  14:        0x101c63ff4 - std::panicking::try::h91a436c41a03171e
  15:        0x101a3c026 - std::panic::catch_unwind::h2f1f99e57c3362d2
  16:        0x10152f4bd - js::panic::wrap_panic::h456ce095ee1820a2
  17:        0x102fcf6cd - script::dom::bindings::codegen::Bindings::NodeBinding::NodeBinding::appendChild::h59b6cb78df804384
  18:        0x103310bb0 - CallJitMethodOp
  19:        0x1028dcd0a - script::dom::bindings::utils::generic_call::hd0eb4f35fb497d5f
  20:        0x1028dce51 - script::dom::bindings::utils::generic_method::h3fd5fbc9e840c394
ERROR:servo: assertion failed: !node.get_flag(HAS_DIRTY_DESCENDANTS)
Process 58153 stopped
* thread #61: tid = 0x147dda, 0x0000000105705584 servo`std::panicking::rust_panic + 4 at panicking.rs:482, stop reason = breakpoint 1.1
    frame #0: 0x0000000105705584 servo`std::panicking::rust_panic + 4 at panicking.rs:482

This is another instance of #14480. Thank you for reporting it!