Program: 24982
Project: 24982
Buggy source:
private boolean checkTorBinaries() throws Exception {
  IptablesManager.assertBinaries(this,true);
  File fileInstall=getDir("String_Node_Str",0);
  appHome=fileInstall.getAbsolutePath();
  appDataHome=getCacheDir().getAbsolutePath() + '/';
  logNotice("String_Node_Str" + appHome);
  torBinaryPath=appBinHome + TOR_BINARY_ASSET_KEY;
  privoxyPath=appBinHome + PRIVOXY_ASSET_KEY;
  logNotice("String_Node_Str");
  boolean torBinaryExists=new File(torBinaryPath).exists();
  boolean privoxyBinaryExists=new File(privoxyPath).exists();
  if (!(torBinaryExists && privoxyBinaryExists)) {
    killTorProcess();
    TorBinaryInstaller installer=new TorBinaryInstaller(this,appBinHome,appBinHome);
    installer.start(true);
    torBinaryExists=new File(torBinaryPath).exists();
    privoxyBinaryExists=new File(privoxyPath).exists();
    if (torBinaryExists && privoxyBinaryExists) {
      logNotice(getString(R.string.status_install_success));
      showToolbarNotification(getString(R.string.status_install_success),NOTIFY_ID,R.drawable.tornotification);
    }
 else {
      logNotice(getString(R.string.status_install_fail));
      sendCallbackStatusMessage(getString(R.string.status_install_fail));
      return false;
    }
  }
 else {
    logNotice("String_Node_Str" + torBinaryPath);
    logNotice("String_Node_Str" + privoxyPath);
  }
  StringBuilder log=new StringBuilder();
  logNotice("String_Node_Str");
  String[] cmd1={SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE+ ' '+ torBinaryPath};
  TorServiceUtils.doShellCommand(cmd1,log,false,true);
  logNotice("String_Node_Str");
  String[] cmd2={SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE+ ' '+ privoxyPath};
  TorServiceUtils.doShellCommand(cmd2,log,false,true);
  return true;
}

Fixed version (ground truth):
private boolean checkTorBinaries() throws Exception {
  IptablesManager.assertBinaries(this,true);
  appBinHome=getDir("String_Node_Str",0);
  appDataHome=getCacheDir();
  File fileTor=new File(appBinHome,TOR_BINARY_ASSET_KEY);
  File filePrivoxy=new File(appBinHome,PRIVOXY_ASSET_KEY);
  logNotice("String_Node_Str");
  if (!(fileTor.exists() && filePrivoxy.exists())) {
    killTorProcess();
    TorBinaryInstaller installer=new TorBinaryInstaller(this,appBinHome);
    boolean success=installer.installFromRaw();
    if (success) {
      logNotice(getString(R.string.status_install_success));
      showToolbarNotification(getString(R.string.status_install_success),NOTIFY_ID,R.drawable.tornotification);
      torBinaryPath=fileTor.getAbsolutePath();
      privoxyPath=filePrivoxy.getAbsolutePath();
    }
 else {
      logNotice(getString(R.string.status_install_fail));
      sendCallbackStatusMessage(getString(R.string.status_install_fail));
      return false;
    }
  }
 else {
    logNotice("String_Node_Str" + torBinaryPath);
    logNotice("String_Node_Str" + privoxyPath);
    torBinaryPath=fileTor.getAbsolutePath();
    privoxyPath=filePrivoxy.getAbsolutePath();
  }
  StringBuilder log=new StringBuilder();
  logNotice("String_Node_Str");
  String[] cmd1={SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE+ ' '+ torBinaryPath};
  TorServiceUtils.doShellCommand(cmd1,log,false,true);
  logNotice("String_Node_Str");
  String[] cmd2={SHELL_CMD_CHMOD + ' ' + CHMOD_EXE_VALUE+ ' '+ privoxyPath};
  TorServiceUtils.doShellCommand(cmd2,log,false,true);
  return true;
}