gistfile1.txt

$ ./mach run -d
Caught GL error 506 at push_group_marker_ext (thread main, at /Users/ajeffrey/.cargo/git/checkouts/webrender-c3596abe1cf4f320/edac864/webrender/src/device/gl.rs:1280)
stack backtrace:
   0: backtrace::backtrace::trace_unsynchronized
   1: <servo::backtrace::Print as core::fmt::Debug>::fmt
   2: core::fmt::write
   3: <std::io::stdio::Stdout as std::io::Write>::write_fmt
   4: std::io::stdio::_print
   5: servo::backtrace::print
   6: servo::main::{{closure}}
   7: std::panicking::rust_panic_with_hook
   8: rust_begin_unwind
   9: std::panicking::begin_panic_fmt
  10: webrender::device::gl::Device::new::{{closure}}
  11: <gleam::gl::ErrorReactingGl<F> as gleam::gl::Gl>::push_group_marker_ext
  12: webrender::device::query_gl::GpuMarker::new
  13: webrender::device::query_gl::GpuProfiler<T>::start_marker
  14: webrender::renderer::Renderer::render_impl
  15: webrender::renderer::Renderer::render
  16: compositing::compositor::IOCompositor<Window>::composite_specific_target::{{closure}}
  17: profile_traits::time::profile
  18: compositing::compositor::IOCompositor<Window>::composite_specific_target
  19: compositing::compositor::IOCompositor<Window>::composite
  20: compositing::compositor::IOCompositor<Window>::perform_updates
  21: servo::Servo<Window>::handle_events
  22: servo::app::App::handle_events
  23: servo::app::App::run_loop
  24: servo::app::App::run
  25: servo::main
  26: std::rt::lang_start::{{closure}}
  27: std::panicking::try::do_call
  28: __rust_maybe_catch_panic
  29: std::rt::lang_start_internal
  30: std::rt::lang_start
  31: main