Program: 157417
Project: 157417
Buggy source:
public boolean addWord(final char[] word,final int offset,final int length,final int freq,final Dictionary from){
  Log.v(TAG,"String_Node_Str");
  if (from == mAbbreviationDictionary) {
    mExplodedAbbreviations.add(new String(word,offset,length));
    return true;
  }
  int pos=0;
  final int[] priorities=mPriorities;
  final int prefMaxSuggestions=mPrefMaxSuggestions;
  if (compareCaseInsensitive(mLowerOriginalWord,word,offset,length)) {
    Log.v(TAG,"String_Node_Str");
    pos=0;
  }
 else {
    if (priorities[prefMaxSuggestions - 1] >= freq)     return true;
    while (pos < prefMaxSuggestions) {
      if (priorities[pos] < freq || (priorities[pos] == freq && length < mSuggestions.get(pos).length())) {
        break;
      }
      pos++;
    }
  }
  if (pos >= prefMaxSuggestions) {
    return true;
  }
  System.arraycopy(priorities,pos,priorities,pos + 1,prefMaxSuggestions - pos - 1);
  priorities[pos]=freq;
  int poolSize=mStringPool.size();
  StringBuilder sb=poolSize > 0 ? (StringBuilder)mStringPool.remove(poolSize - 1) : new StringBuilder(32);
  sb.setLength(0);
  if (mIsAllUpperCase) {
    sb.append(new String(word,offset,length).toUpperCase(mLocale));
  }
 else   if (mIsFirstCharCapitalized) {
    sb.append(Character.toUpperCase(word[offset]));
    if (length > 1) {
      sb.append(word,offset + 1,length - 1);
    }
  }
 else {
    sb.append(word,offset,length);
  }
  mSuggestions.add(pos,sb);
  if (mSuggestions.size() > prefMaxSuggestions) {
    CharSequence garbage=mSuggestions.remove(prefMaxSuggestions);
    if (garbage instanceof StringBuilder) {
      mStringPool.add(garbage);
    }
  }
  return true;
}

Fixed version (ground truth):
@Override public boolean addWord(final char[] word,final int offset,final int length,final int freq,final Dictionary from){
  if (from == mAbbreviationDictionary) {
    mExplodedAbbreviations.add(new String(word,offset,length));
    return true;
  }
  int pos=0;
  final int[] priorities=mPriorities;
  final int prefMaxSuggestions=mPrefMaxSuggestions;
  if (compareCaseInsensitive(mLowerOriginalWord,word,offset,length)) {
    Log.v(TAG,"String_Node_Str");
    pos=0;
  }
 else {
    if (priorities[prefMaxSuggestions - 1] >= freq)     return true;
    while (pos < prefMaxSuggestions) {
      if (priorities[pos] < freq || (priorities[pos] == freq && length < mSuggestions.get(pos).length())) {
        break;
      }
      pos++;
    }
  }
  if (pos >= prefMaxSuggestions) {
    return true;
  }
  System.arraycopy(priorities,pos,priorities,pos + 1,prefMaxSuggestions - pos - 1);
  priorities[pos]=freq;
  int poolSize=mStringPool.size();
  StringBuilder sb=poolSize > 0 ? (StringBuilder)mStringPool.remove(poolSize - 1) : new StringBuilder(32);
  sb.setLength(0);
  if (mIsAllUpperCase) {
    sb.append(new String(word,offset,length).toUpperCase(mLocale));
  }
 else   if (mIsFirstCharCapitalized) {
    sb.append(Character.toUpperCase(word[offset]));
    if (length > 1) {
      sb.append(word,offset + 1,length - 1);
    }
  }
 else {
    sb.append(word,offset,length);
  }
  mSuggestions.add(pos,sb);
  if (mSuggestions.size() > prefMaxSuggestions) {
    CharSequence garbage=mSuggestions.remove(prefMaxSuggestions);
    if (garbage instanceof StringBuilder) {
      mStringPool.add(garbage);
    }
  }
  return true;
}