message: XFAIL one more pexpect based flaky MI test
diff: @@ -119,6 +119,8 @@ class MiInterpreterExecTestCase(lldbmi_testcase.MiTestCaseBase):
  @skipIfWindows # llvm.org/pr24452: Get lldb-mi tests working on Windows
  @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
  @skipIfRemote # We do not currently support remote debugging via the MI.
  + @skipIfDarwin
  + @SkipIfLinux
  def test_lldbmi_thread_step_in(self):
  """Test that 'lldb-mi --interpreter' can step in by "thread step-in" command."""
  