Comment 8 for bug 961660

I ran it about 20 times, same thing each time:

alex@ubuntu:~/src/ochack/bin$ ./tests/learning/moses/metapopulationUTest
metapopulationUTest: /usr/include/boost/variant/detail/visitation_impl.hpp:182: typename Visitor::result_type boost::detail::variant::visitation_impl_invoke(int, Visitor&, VoidPtrCV, boost::detail::variant::apply_visitor_unrolled*, NBF, long int) [with Visitor = boost::detail::variant::invoke_visitor<boost::detail::variant::get_visitor<const opencog::combo::id::builtin> >, VoidPtrCV = const void*, NBF = boost::variant<double, opencog::combo::id::builtin, opencog::combo::id::wild_card, opencog::combo::argument, opencog::combo::id::action, const opencog::combo::builtin_action_base*, const opencog::combo::perception_base*, std::basic_string<char>, const opencog::combo::indefinite_object_base*, opencog::combo::message, const opencog::combo::procedure_call_base*, const opencog::combo::action_symbol_base*, opencog::combo::ann_type>::has_fallback_type_, typename Visitor::result_type = const opencog::combo::id::builtin*]: Assertion `false' failed.
Aborted