Assertion failed: (bool (status_or & kCTRunStatusRightToLeft) == backward), function _hb_coretext_shape, file ../../third_party/harfbuzz-ng/src/hb-coretext.cc, line 1040.
Received signal 6
 [0x0001a539272f]
 [0x0001a5392783]
 [0x0001a53926c6]
 [0x7fff85d651ba]
 [0x000000000020]
 [0x7fff85de09bc]
 [0x0001a84a6b3d]
 [0x0001a84a7463]
 [0x0001a84a081a]
 [0x0001a849edd6]
 [0x0001a849ee6e]
 [0x0001a7ff16cc]
 [0x0001a7ff103c]
 [0x0001a7fdfdfa]
 [0x0001a7fe021b]
 [0x0001a7fe007d]
 [0x0001a7fdfb71]
 [0x0001a7fde989]
 [0x0001a7fde073]
 [0x0001a7f71f12]
 [0x0001a7f71e35]
 [0x0001be0e4cbf]
 [0x0001be0e246d]
 [0x0001be0e20da]
 [0x0001bdfbfe3c]
 [0x0001bdfbf444]
 [0x0001bdfbee33]
 [0x0001bdfc09c4]
 [0x0001bdfc2587]
 [0x0001bdfc0cc0]
 [0x0001bdfc5a86]
 [0x0001bdfb1514]
 [0x0001bdfa13fb]
 [0x0001bdf6a4cb]
 [0x0001bdfa207b]
 [0x0001bdfa73e8]
 [0x0001bdfb1556]
 [0x0001bdfa13fb]
 [0x0001bdf6a4cb]
 [0x0001bdfa207b]
 [0x0001bdfa73e8]
 [0x0001bdfb1556]
 [0x0001bdfa13fb]
 [0x0001bdf6a4cb]
 [0x0001bdfa207b]
 [0x0001bdfa73e8]
 [0x0001bdfb1556]
 [0x0001bdfa13fb]
 [0x0001bdf6a4cb]
 [0x0001be14d900]
 [0x0001be14e006]
 [0x0001be7e74ea]
 [0x0001be7e7392]
 [0x0001be7e839e]
 [0x0001bedb748f]
 [0x0001beb05130]
 [0x0001beb04fc3]
 [0x0001bedc3fb7]
 [0x0001bf386024]
 [0x0001bf3f5168]
 [0x0001bf396a35]
 [0x0001bf392059]
[end of stack trace]