{"action":"created","issue":{"url":"https://api.github.com/repos/servo/servo/issues/10266","repository_url":"https://api.github.com/repos/servo/servo","labels_url":"https://api.github.com/repos/servo/servo/issues/10266/labels{/name}","comments_url":"https://api.github.com/repos/servo/servo/issues/10266/comments","events_url":"https://api.github.com/repos/servo/servo/issues/10266/events","html_url":"https://github.com/servo/servo/issues/10266","id":144249782,"number":10266,"title":"Error navigating with Cmd+Right arrow on OS X","user":{"login":"ituxbag","id":1510959,"avatar_url":"https://avatars.githubusercontent.com/u/1510959?v=3","gravatar_id":"","url":"https://api.github.com/users/ituxbag","html_url":"https://github.com/ituxbag","followers_url":"https://api.github.com/users/ituxbag/followers","following_url":"https://api.github.com/users/ituxbag/following{/other_user}","gists_url":"https://api.github.com/users/ituxbag/gists{/gist_id}","starred_url":"https://api.github.com/users/ituxbag/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ituxbag/subscriptions","organizations_url":"https://api.github.com/users/ituxbag/orgs","repos_url":"https://api.github.com/users/ituxbag/repos","events_url":"https://api.github.com/users/ituxbag/events{/privacy}","received_events_url":"https://api.github.com/users/ituxbag/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2016-03-29T12:28:46Z","updated_at":"2016-03-29T12:35:00Z","closed_at":null,"body":"I have built Servo with `./mach build --release` and then I launched it with `./mach run http://www.google.com` or `./mach run http://en.wikipedia.org`. Now I have clicked on \"Access\" blue button; when I have pressed the Cmd+Right Arrow\r\non keyboard, I obtained the following trace:\r\n\r\n```\r\nthread 'ScriptThread PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(0) }' panicked at 'assertion failed: base_time >= self.timers.borrow().last().unwrap().scheduled_for', /Users/alessio/Progetti/MozillaWorld/servo-devel/components/script/timers.rs:181\r\nstack backtrace:\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10a4e8114 - sys_common::unwind::begin_unwind::h13117301780999423901\r\n   6:        0x10a64f5c2 - dom::window::Window::handle_fire_timer::hc54f803c12a61caeRto\r\n   7:        0x10a82c771 - script_thread::ScriptThread::handle_msgs::_$u7b$$u7b$closure$u7d$$u7d$::closure.189207\r\n   8:        0x10a8147be - script_thread::ScriptThread::handle_msgs::hf61b73c37e8e2d97Xot\r\n   9:        0x10a7ad597 - sys_common::unwind::try::try_fn::h8420823865318125002\r\n  10:        0x10b99f08b - __rust_try\r\n  11:        0x10b99f013 - sys_common::unwind::inner_try::hdf6affff6fc30ecdNWt\r\n  12:        0x10a7ae8ba - boxed::F.FnBox<A>::call_box::h5430537875394858041\r\n  13:        0x10b9a2a2c - sys::thread::Thread::new::thread_start::he33a0e5f2597fcdejOy\r\n  14:     0x7fff84f2e99c - _pthread_body\r\n  15:     0x7fff84f2e919 - _pthread_start\r\nthread 'Constellation' panicked at 'unable to find pipeline - this is a bug', ../src/libcore/option.rs:704\r\nstack backtrace:\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10b98f97e - sys_common::unwind::begin_unwind_fmt::hda8646f04aa67d8aRYt\r\n   6:        0x10b99f0f7 - rust_begin_unwind\r\n   7:        0x10b9c9550 - panicking::panic_fmt::h40f5ec0cdc3fc429FRL\r\n   8:        0x10b9d4835 - option::expect_failed::h56e104933d0889c7LpO\r\n   9:        0x10a0662ce - constellation::Constellation<LTF, STF>::handle_failure_msg::h16931619530555521487\r\n  10:        0x109fcb963 - constellation::Constellation<LTF, STF>::handle_request::h2173909658852473369\r\n  11:        0x109fc057b - sys_common::unwind::try::try_fn::h13037996831348070589\r\n  12:        0x10b99f08b - __rust_try\r\n  13:        0x10b99f013 - sys_common::unwind::inner_try::hdf6affff6fc30ecdNWt\r\n  14:        0x109fc1931 - boxed::F.FnBox<A>::call_box::h13368149504822482069\r\n  15:        0x10b9a2a2c - sys::thread::Thread::new::thread_start::he33a0e5f2597fcdejOy\r\n  16:     0x7fff84f2e99c - _pthread_body\r\n  17:     0x7fff84f2e919 - _pthread_start\r\nthread 'PaintThread PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(0) }' panicked at 'called `Result::unwrap()` on an `Err` value: Error { repr: Custom(Custom { kind: NotFound, error: StringError(\"Bogus destination port.\") }) }', ../src/libcore/result.rs:746\r\nstack backtrace:\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10b98f97e - sys_common::unwind::begin_unwind_fmt::hda8646f04aa67d8aRYt\r\n   6:        0x10b99f0f7 - rust_begin_unwind\r\n   7:        0x10b9c9550 - panicking::panic_fmt::h40f5ec0cdc3fc429FRL\r\n   8:        0x10aaa80b7 - result::unwrap_failed::h4225072807612363996\r\n   9:        0x10aac4b43 - sys_common::unwind::try::try_fn::h8225116906192781313\r\n  10:        0x10b99f08b - __rust_try\r\n  11:        0x10b99f013 - sys_common::unwind::inner_try::hdf6affff6fc30ecdNWt\r\n  12:        0x10aac533a - boxed::F.FnBox<A>::call_box::h8755228072363361320\r\n  13:        0x10b9a2a2c - sys::thread::Thread::new::thread_start::he33a0e5f2597fcdejOy\r\n  14:     0x7fff84f2e99c - _pthread_body\r\n  15:     0x7fff84f2e919 - _pthread_start\r\nthread '<main>' panicked at 'Compositor layer has an unknown pipeline (PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(0) }).', /Users/alessio/Progetti/MozillaWorld/servo-devel/components/compositing/compositor.rs:749\r\nstack backtrace:\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10b98f97e - sys_common::unwind::begin_unwind_fmt::hda8646f04aa67d8aRYt\r\n   6:        0x109f4b7e4 - compositor::IOCompositor<Window>.CompositorEventListener::handle_events::h10973819332117505010\r\n   7:        0x109f81aa7 - Browser::handle_events::h8ffba38588a67506tea\r\n   8:        0x109f35f75 - main::h9cc0aa5bb4f2f2aeqaa\r\n   9:        0x10b9a3182 - sys_common::unwind::try::try_fn::h13791246699442426615\r\n  10:        0x10b99f08b - __rust_try\r\n  11:        0x10b9a3040 - rt::lang_start::h32ace63a1577ce666rz\r\nthread 'LayoutThread PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(1) }' panicked at 'called `Result::unwrap()` on an `Err` value: RecvError', ../src/libcore/result.rs:746\r\nstack backtrace:\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10b98f97e - sys_common::unwind::begin_unwind_fmt::hda8646f04aa67d8aRYt\r\n   6:        0x10b99f0f7 - rust_begin_unwind\r\n   7:        0x10b9c9550 - panicking::panic_fmt::h40f5ec0cdc3fc429FRL\r\n   8:        0x10a0d9165 - result::unwrap_failed::h1838923861604296214\r\n   9:        0x10a0ff5ce - layout_thread::LayoutThread::handle_request::h156bd6bdc3429ce6mbr\r\n  10:        0x10a0b2dda - sys_common::unwind::try::try_fn::h17849909425148360526\r\n  11:        0x10b99f08b - __rust_try\r\n  12:        0x10b99f013 - sys_common::unwind::inner_try::hdf6affff6fc30ecdNWt\r\n  13:        0x10a0b3a51 - boxed::F.FnBox<A>::call_box::h10523919007044264683\r\n  14:        0x10b9a2a2c - sys::thread::Thread::new::thread_start::he33a0e5f2597fcdejOy\r\n  15:     0x7fff84f2e99c - _pthread_body\r\n  16:     0x7fff84f2e919 - _pthread_start\r\nthread 'thread 'PaintThread PipelineId { namespace_id: PipelineNamespaceId(0), index: PipelineIndex(1) }LayoutWorker worker 1/6' panicked at '' panicked at 'called `Result::unwrap()` on an `Err` value: RecvErrorthread 'called `Result::unwrap()` on an `Err` value: RecvErrorthread 'LayoutWorker worker 4/6', ', LayoutWorker worker 5/6thread '' panicked at '' panicked at 'LayoutWorker worker 3/6../src/libcore/result.rs../src/libcore/result.rscalled `Result::unwrap()` on an `Err` value: RecvErrorcalled `Result::unwrap()` on an `Err` value: RecvError', ::' panicked at '', 746746../src/libcore/result.rs\r\n../src/libcore/result.rs:stack backtrace:\r\n\r\n746:called `Result::unwrap()` on an `Err` value: RecvError\r\n746', \r\n../src/libcore/result.rs:746\r\nthread 'LayoutWorker worker 2/6' panicked at 'called `Result::unwrap()` on an `Err` value: RecvErrorthread '', LayoutWorker worker 6/6../src/libcore/result.rs' panicked at 'called `Result::unwrap()` on an `Err` value: RecvError:', 746../src/libcore/result.rs\r\n:746\r\n   1:        0x10b99fd58 - sys::backtrace::tracing::imp::write::h3153bab3099b48114Zu\r\n   2:        0x10b9a3949 - panicking::default_handler::_$u7b$$u7b$closure$u7d$$u7d$::closure.43920\r\n   3:        0x10b9a3578 - panicking::default_handler::h1183b2a11c8682560zz\r\n   4:        0x10b98e946 - sys_common::unwind::begin_unwind_inner::h1f97bc9e4cfe0396LZt\r\n   5:        0x10b98f97e - sys_common::unwind::begin_unwind_fmt::hda8646f04aa67d8aRYt\r\n   6:        0x10b99f0f7 - rust_begin_unwind\r\n   7:        0x10b9c9550 - panicking::panic_fmt::h40f5ec0cdc3fc429FRL\r\nServo exited with return value 101\r\n```"},"comment":{"url":"https://api.github.com/repos/servo/servo/issues/comments/202873572","html_url":"https://github.com/servo/servo/issues/10266#issuecomment-202873572","issue_url":"https://api.github.com/repos/servo/servo/issues/10266","id":202873572,"user":{"login":"jrasanen","id":13303,"avatar_url":"https://avatars.githubusercontent.com/u/13303?v=3","gravatar_id":"","url":"https://api.github.com/users/jrasanen","html_url":"https://github.com/jrasanen","followers_url":"https://api.github.com/users/jrasanen/followers","following_url":"https://api.github.com/users/jrasanen/following{/other_user}","gists_url":"https://api.github.com/users/jrasanen/gists{/gist_id}","starred_url":"https://api.github.com/users/jrasanen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jrasanen/subscriptions","organizations_url":"https://api.github.com/users/jrasanen/orgs","repos_url":"https://api.github.com/users/jrasanen/repos","events_url":"https://api.github.com/users/jrasanen/events{/privacy}","received_events_url":"https://api.github.com/users/jrasanen/received_events","type":"User","site_admin":false},"created_at":"2016-03-29T12:35:00Z","updated_at":"2016-03-29T12:35:00Z","body":"Same as #9984 I think."}}