Program: 50817
Project: 50817
Buggy source:
private static void appendApplicationInfo(final Appendable report,final WalletApplication application) throws IOException {
  final PackageInfo pi=application.packageInfo();
  final Configuration configuration=application.getConfiguration();
  final Calendar calendar=new GregorianCalendar(UTC);
  report.append("String_Node_Str" + pi.versionName + "String_Node_Str"+ pi.versionCode+ "String_Node_Str");
  report.append("String_Node_Str" + pi.packageName + "String_Node_Str");
  report.append("String_Node_Str" + application.getPackageManager().getInstallerPackageName(pi.packageName) + "String_Node_Str");
  report.append("String_Node_Str" + (Constants.TEST ? "String_Node_Str" : "String_Node_Str") + "String_Node_Str");
  report.append("String_Node_Str" + TimeZone.getDefault().getID() + "String_Node_Str");
  calendar.setTimeInMillis(System.currentTimeMillis());
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(WalletApplication.TIME_CREATE_APPLICATION);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(pi.lastUpdateTime);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(pi.firstInstallTime);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  final long lastBackupTime=configuration.getLastBackupTime();
  calendar.setTimeInMillis(lastBackupTime);
  report.append("String_Node_Str" + (lastBackupTime > 0 ? String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) : "String_Node_Str") + "String_Node_Str");
  report.append("String_Node_Str" + Constants.NETWORK_PARAMETERS.getId() + "String_Node_Str");
  final Wallet wallet=application.getWallet();
  report.append("String_Node_Str" + wallet.isEncrypted() + "String_Node_Str");
  report.append("String_Node_Str" + wallet.getKeyChainGroupSize() + "String_Node_Str");
  final Set<Transaction> transactions=wallet.getTransactions(true);
  int numInputs=0;
  int numOutputs=0;
  int numSpentOutputs=0;
  for (  final Transaction tx : transactions) {
    numInputs+=tx.getInputs().size();
    final List<TransactionOutput> outputs=tx.getOutputs();
    numOutputs+=outputs.size();
    for (    final TransactionOutput txout : outputs) {
      if (!txout.isAvailableForSpending())       numSpentOutputs++;
    }
  }
  report.append("String_Node_Str" + transactions.size() + "String_Node_Str");
  report.append("String_Node_Str" + numInputs + "String_Node_Str");
  report.append("String_Node_Str" + numOutputs + "String_Node_Str"+ numSpentOutputs+ "String_Node_Str");
  report.append("String_Node_Str" + wallet.getLastBlockSeenHeight() + "String_Node_Str"+ wallet.getLastBlockSeenHash()+ "String_Node_Str");
  report.append("String_Node_Str");
  for (  final String db : application.databaseList())   report.append("String_Node_Str" + db);
  report.append("String_Node_Str");
  final File filesDir=application.getFilesDir();
  report.append("String_Node_Str" + filesDir + "String_Node_Str");
  appendDir(report,filesDir,0);
}

Fixed version (ground truth):
private void appendApplicationInfo(final Appendable report,final WalletApplication application) throws IOException {
  final PackageInfo pi=application.packageInfo();
  final Configuration configuration=application.getConfiguration();
  final Calendar calendar=new GregorianCalendar(UTC);
  report.append("String_Node_Str" + pi.versionName + "String_Node_Str"+ pi.versionCode+ "String_Node_Str");
  report.append("String_Node_Str" + pi.packageName + "String_Node_Str");
  report.append("String_Node_Str" + application.getPackageManager().getInstallerPackageName(pi.packageName) + "String_Node_Str");
  report.append("String_Node_Str" + (Constants.TEST ? "String_Node_Str" : "String_Node_Str") + "String_Node_Str");
  report.append("String_Node_Str" + TimeZone.getDefault().getID() + "String_Node_Str");
  calendar.setTimeInMillis(System.currentTimeMillis());
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(WalletApplication.TIME_CREATE_APPLICATION);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(pi.lastUpdateTime);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  calendar.setTimeInMillis(pi.firstInstallTime);
  report.append("String_Node_Str" + String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) + "String_Node_Str");
  final long lastBackupTime=configuration.getLastBackupTime();
  calendar.setTimeInMillis(lastBackupTime);
  report.append("String_Node_Str" + (lastBackupTime > 0 ? String.format(Locale.US,"String_Node_Str",calendar,calendar,calendar) : "String_Node_Str") + "String_Node_Str");
  report.append("String_Node_Str" + Constants.NETWORK_PARAMETERS.getId() + "String_Node_Str");
  final Wallet wallet=viewModel.wallet.getValue();
  report.append("String_Node_Str" + wallet.isEncrypted() + "String_Node_Str");
  report.append("String_Node_Str" + wallet.getKeyChainGroupSize() + "String_Node_Str");
  final Set<Transaction> transactions=wallet.getTransactions(true);
  int numInputs=0;
  int numOutputs=0;
  int numSpentOutputs=0;
  for (  final Transaction tx : transactions) {
    numInputs+=tx.getInputs().size();
    final List<TransactionOutput> outputs=tx.getOutputs();
    numOutputs+=outputs.size();
    for (    final TransactionOutput txout : outputs) {
      if (!txout.isAvailableForSpending())       numSpentOutputs++;
    }
  }
  report.append("String_Node_Str" + transactions.size() + "String_Node_Str");
  report.append("String_Node_Str" + numInputs + "String_Node_Str");
  report.append("String_Node_Str" + numOutputs + "String_Node_Str"+ numSpentOutputs+ "String_Node_Str");
  report.append("String_Node_Str" + wallet.getLastBlockSeenHeight() + "String_Node_Str"+ wallet.getLastBlockSeenHash()+ "String_Node_Str");
  report.append("String_Node_Str");
  for (  final String db : application.databaseList())   report.append("String_Node_Str" + db);
  report.append("String_Node_Str");
  final File filesDir=application.getFilesDir();
  report.append("String_Node_Str" + filesDir + "String_Node_Str");
  appendDir(report,filesDir,0);
}