if (--pendingChildrenCounts[indexByVertex.get(p)] == 0)
ready.add(p);
final Kmer mergedKmer = new Kmer(sequence);
if (uniqueKmers.containsKey(mergedKmer)) {
uniqueKmersToUpdate.add(new Kmer(mergedKmer.bases().clone()));
uniqueKmers.remove(mergedKmer);
}
boolean foundMergedVertex = false;
for (final MultiDeBruijnVertex v : vertices)
if (v == vertexToKeep)