[MTT users] Why is this loop_spawn test result marked FAIL?

[Ethan Mallove]

This loop_spawn test appears to have passed, though it's marked 
as FAIL:

  http://www.open-mpi.org/mtt/index.php?do_redir=1233

Its pass condition is set to:

  pass = &and(&test_wifexited(), &eq(&test_wexitstatus(), 0))

-Ethan