crazybig: /usr/include/stxxl/bits/containers/priority_queue.h:377: void stxxl::priority_queue<stxxl::priority_queue_config<queueelement, ComparatorGreater, 32, 170, 64, 2, 262144, 64, 2, stxxl::RC> >::push(const value_type &) [Config_ = stxxl::priority_queue_config<queueelement, ComparatorGreater, 32, 170, 64, 2, 262144, 64, 2, stxxl::RC>]: Assertion `int_mergers->not_sentinel(obj)' failed.
Aborted (core dumped)