Program: 87930
Project: 87930
Buggy source:
@Override public void loadDictionaryAsync(){
synchronized (mBigramList) {
    final long last=SettingsValues.getLastUserHistoryWriteTime(mPrefs,mLocale);
    final long now=System.currentTimeMillis();
    final Cursor cursor=query(MAIN_COLUMN_LOCALE + "String_Node_Str",new String[]{mLocale});
    if (null == cursor)     return;
    try {
      if (cursor.moveToFirst()) {
        final int word1Index=cursor.getColumnIndex(MAIN_COLUMN_WORD1);
        final int word2Index=cursor.getColumnIndex(MAIN_COLUMN_WORD2);
        final int fcIndex=cursor.getColumnIndex(COLUMN_FORGETTING_CURVE_VALUE);
        while (!cursor.isAfterLast()) {
          final String word1=cursor.getString(word1Index);
          final String word2=cursor.getString(word2Index);
          final int fc=cursor.getInt(fcIndex);
          if (DBG_SAVE_RESTORE) {
            Log.d(TAG,"String_Node_Str" + word1 + "String_Node_Str"+ word2+ "String_Node_Str"+ mLocale+ "String_Node_Str"+ this);
          }
          if (null == word1) {
            super.addWord(word2,null,fc);
          }
 else           if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) {
            super.setBigramAndGetFrequency(word1,word2,new ForgettingCurveParams(fc,now,last));
          }
          mBigramList.addBigram(word1,word2,(byte)fc);
          cursor.moveToNext();
        }
      }
    }
  finally {
      cursor.close();
      if (PROFILE_SAVE_RESTORE) {
        final long diff=System.currentTimeMillis() - now;
        Log.w(TAG,"String_Node_Str" + mLocale + "String_Node_Str"+ diff+ "String_Node_Str");
      }
    }
  }
}

Fixed version (ground truth):
@Override public void loadDictionaryAsync(){
synchronized (mBigramList) {
    final long last=SettingsValues.getLastUserHistoryWriteTime(mPrefs,mLocale);
    final boolean initializing=last == 0;
    final long now=System.currentTimeMillis();
    final Cursor cursor=query(MAIN_COLUMN_LOCALE + "String_Node_Str",new String[]{mLocale});
    if (null == cursor)     return;
    try {
      if (cursor.moveToFirst()) {
        final int word1Index=cursor.getColumnIndex(MAIN_COLUMN_WORD1);
        final int word2Index=cursor.getColumnIndex(MAIN_COLUMN_WORD2);
        final int fcIndex=cursor.getColumnIndex(COLUMN_FORGETTING_CURVE_VALUE);
        while (!cursor.isAfterLast()) {
          final String word1=cursor.getString(word1Index);
          final String word2=cursor.getString(word2Index);
          final int fc=cursor.getInt(fcIndex);
          if (DBG_SAVE_RESTORE) {
            Log.d(TAG,"String_Node_Str" + word1 + "String_Node_Str"+ word2+ "String_Node_Str"+ mLocale+ "String_Node_Str"+ this);
          }
          if (null == word1) {
            super.addWord(word2,null,fc);
          }
 else           if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) {
            super.setBigramAndGetFrequency(word1,word2,initializing ? new ForgettingCurveParams(true) : new ForgettingCurveParams(fc,now,last));
          }
          mBigramList.addBigram(word1,word2,(byte)fc);
          cursor.moveToNext();
        }
      }
    }
  finally {
      cursor.close();
      if (PROFILE_SAVE_RESTORE) {
        final long diff=System.currentTimeMillis() - now;
        Log.w(TAG,"String_Node_Str" + mLocale + "String_Node_Str"+ diff+ "String_Node_Str");
      }
    }
  }
}