e.g. from https://build.chromium.org/p/chromium.android/builders/Marshmallow%2064%20bit%20Tester/builds/1596/steps/cc_unittests/logs/stdio:

I   44.525s run_tests_on_device(01036bb19fc34dd1)  [----------] 1 test from DrawPolygonSplitTest
I   44.525s run_tests_on_device(01036bb19fc34dd1)  [ RUN      ] DrawPolygonSplitTest.AngledSplit
I   44.525s run_tests_on_device(01036bb19fc34dd1)  ../../cc/quads/draw_polygon_unittest.cc:58: Failure
I   44.526s run_tests_on_device(01036bb19fc34dd1)  Value of: points[i].x()
I   44.526s run_tests_on_device(01036bb19fc34dd1)    Actual: 1
I   44.526s run_tests_on_device(01036bb19fc34dd1)  Expected: polygon.points()[i].x()
I   44.526s run_tests_on_device(01036bb19fc34dd1)  Which is: 0.99999964
I   44.526s run_tests_on_device(01036bb19fc34dd1)  ../../cc/quads/draw_polygon_unittest.cc:58: Failure
I   44.527s run_tests_on_device(01036bb19fc34dd1)  Value of: points[i].x()
I   44.527s run_tests_on_device(01036bb19fc34dd1)    Actual: 1
I   44.527s run_tests_on_device(01036bb19fc34dd1)  Expected: polygon.points()[i].x()
I   44.527s run_tests_on_device(01036bb19fc34dd1)  Which is: 0.99999964
I   44.527s run_tests_on_device(01036bb19fc34dd1)  [  FAILED  ] DrawPolygonSplitTest.AngledSplit (0 ms)