Seen this happen a couple of times (I'm running all the tests in a loop to try and flush out flakes)

[ RUN      ] LayerTreeHostCopyRequestTestLostOutputSurface.RunMultiThread_DirectRenderer
../../cc/test/layer_tree_test.cc:896: Failure
Failed
Test timed out
[  FAILED  ] LayerTreeHostCopyRequestTestLostOutputSurface.RunMultiThread_DirectRenderer (5003 ms)