cellCopy = (SetCell*) safe_malloc(sizeof(SetCell));
cellCopy->item = safe_malloc(set->dataSize);
memcpy(cellCopy->item, cell->item, set->dataSize);
cellCopy = (SetCell*) safe_malloc(sizeof(SetCell));
cellCopy->item = safe_malloc(set->dataSize);
memcpy(cellCopy->item, cell->item, set->dataSize);