gistfile1.txt

(lldb) bt
* thread #6: tid = 0x81d19a, 0x00007fff9a0fb4c4 CoreFoundation`CFRelease + 724, name = 'PaintWorker, stop reason = EXC_BREAKPOINT (code=EXC_I386_BPT, subcode=0x0)
    frame #0: 0x00007fff9a0fb4c4 CoreFoundation`CFRelease + 724
    frame #1: 0x0000000102608f97 servo`io_surface::IOSurface.Drop::drop(self=0x0000000118c11200) + 87 at lib.rs:53
    frame #2: 0x00000001025ff033 servo`io_surface..IOSurface::drop.9813::hb4426f04c78d9ebd + 99
    frame #3: 0x000000010260646a servo`layers::platform::macos::surface::IOSurfaceNativeSurface::upload(self=0x000000011643d464, data=&[u8] at 0x0000000118c11210) + 138 at surface.rs:224
    frame #4: 0x00000001026085e8 servo`layers::platform::surface::NativeSurface::upload(self=0x000000011643d460, native_context=0x0000000118c11910, data=&[u8] at 0x0000000118c11280) + 152 at surface.rs:98
    frame #5: 0x0000000101f54c74 servo`fnfn(data=&[u8] at 0x0000000118c113d8) + 196 at paint_task.rs:681
    frame #6: 0x0000000101f54b28 servo`gfx::azure_hl::DataSourceSurface::with_data<closure>(self=0x0000000118c11578, f=<unavailable>) + 232 at azure_hl.rs:978
    frame #7: 0x0000000101f4fa0a servo`gfx::paint_task::WorkerThread::create_layer_buffer_for_painted_tile(self=0x0000000118c118d8, tile=0x0000000118c11710, layer_buffer=Option<Box<layers::layers::LayerBuffer>> at 0x0000000118c11610, draw_target=DrawTarget at 0x0000000118c115e8, scale=1) + 458 at paint_task.rs:680
    frame #8: 0x0000000101f37c33 servo`gfx::paint_task::WorkerThread::main(self=0x0000000118c118d8) + 611 at paint_task.rs:573
    frame #9: 0x0000000101f375f6 servo`fnfn + 390 at paint_task.rs:511
    frame #10: 0x0000000101f3735b servo`fnfn + 171 at task.rs:16
    frame #11: 0x0000000101f37263 servo`gfx::boxed::F.FnBox<A>::call_box(self=0x000000011643d000, args=<unavailable>) + 163 at boxed.rs:371
    frame #12: 0x0000000101f36c9c servo`gfx::boxed::Box<FnBox<A, Output = R>+ Send + 'a>.FnOnce<A>::call_once(self=Box<FnBox<()>> at 0x0000000118c11af8, args=<unavailable>) + 108 at boxed.rs:387
    frame #13: 0x0000000101f3672c servo`fnfn + 108 at mod.rs:345
    frame #14: 0x0000000101f366af servo`gfx::rt::unwind::try::try_fn<closure>(opt_closure=0x0000000118c11c80) + 95 at mod.rs:158
    frame #15: 0x0000000101f3664a servo`rt::unwind::try::try_fn::h2428709115597160324 + 58
    frame #16: 0x00000001029d5aa9 servo`rust_try_inner + 9
    frame #17: 0x00000001029d5a96 servo`rust_try + 6
    frame #18: 0x00000001029ce826 servo`rt::unwind::try::inner_try::h27133e9e14aca845Z7v + 134
    frame #19: 0x0000000101f365b0 servo`gfx::rt::unwind::try<closure>(f=<unavailable>) + 144 at mod.rs:130
    frame #20: 0x0000000101f363e5 servo`fnfn + 645 at mod.rs:345
    frame #21: 0x0000000101f36fde servo`gfx::boxed::F.FnBox<A>::call_box(self=0x0000000116424030, args=<unavailable>) + 126 at boxed.rs:371
    frame #22: 0x00000001029d283e servo`sys::thread::Thread::new::thread_start::hd4ea41c9b4c4555dywv + 158
    frame #23: 0x00007fff8f865899 libsystem_pthread.dylib`_pthread_body + 138
    frame #24: 0x00007fff8f86572a libsystem_pthread.dylib`_pthread_start + 137
    frame #25: 0x00007fff8f869fc9 libsystem_pthread.dylib`thread_start + 13