Program: 117668
Project: 117668
Buggy source:
@Override public void execute(Wandora admin,Context context){
  try {
    Map<Association,ArrayList<Topic>> associationsWithRoles=null;
    Topic role=null;
    Association a=null;
    if (context instanceof AssociationContext) {
      AssociationTable associationTable=null;
      Object contextSource=context.getContextSource();
      if (contextSource instanceof AssociationTable) {
        associationTable=(AssociationTable)context.getContextSource();
      }
      if (associationTable != null) {
        associationsWithRoles=associationTable.getSelectedAssociationsWithSelectedRoles();
      }
      if (associationsWithRoles != null && associationsWithRoles.size() > 0) {
        Set<Association> associationSet=associationsWithRoles.keySet();
        Iterator<Association> associationIterator=associationSet.iterator();
        if (associationIterator.hasNext() && !forceStop()) {
          a=(Association)associationIterator.next();
          if (a != null) {
            ArrayList<Topic> roles=associationsWithRoles.get(a);
            Iterator<Topic> roleIterator=roles.iterator();
            if (roleIterator.hasNext() && !forceStop()) {
              role=roleIterator.next();
              if (role != null) {
                try {
                  Topic outRole=findOtherRole(a,role,admin);
                  if (outRole != null) {
                    Topic player=a.getPlayer(role);
                    setDefaultLogger();
                    log("String_Node_Str" + TopicToString.toString(a.getType()) + "String_Node_Str");
                    log("String_Node_Str" + TopicToString.toString(role) + "String_Node_Str"+ TopicToString.toString(outRole)+ "String_Node_Str");
                    log("String_Node_Str" + TopicToString.toString(player) + "String_Node_Str");
                    ArrayList<ArrayList<Topic>> cycles=TopicTools.getCyclePaths(player,a.getType(),role,outRole);
                    if (cycles.isEmpty()) {
                      log("String_Node_Str");
                    }
 else {
                      if (cycles.size() == 1)                       log("String_Node_Str" + cycles.size() + "String_Node_Str");
 else                       log("String_Node_Str" + cycles.size() + "String_Node_Str");
                      for (int i=0; i < cycles.size(); i++) {
                        ArrayList<Topic> cycle=cycles.get(i);
                        log("String_Node_Str" + (i + 1) + "String_Node_Str"+ (cycle.size() - 1)+ "String_Node_Str");
                        for (                        Topic t : cycle) {
                          log("String_Node_Str" + TopicToString.toString(t));
                        }
                      }
                    }
                  }
                  log("String_Node_Str");
                  setState(WAIT);
                }
 catch (                Exception e) {
                  singleLog(e);
                }
              }
            }
          }
        }
      }
 else {
        singleLog("String_Node_Str");
      }
    }
 else {
      singleLog("String_Node_Str");
    }
  }
 catch (  Exception e) {
    singleLog(e);
  }
}

Fixed version (ground truth):
@Override public void execute(Wandora admin,Context context){
  try {
    Map<Association,ArrayList<Topic>> associationsWithRoles=null;
    Topic role=null;
    Association a=null;
    if (context instanceof AssociationContext) {
      AssociationTable associationTable=null;
      Object contextSource=context.getContextSource();
      if (contextSource instanceof AssociationTable) {
        associationTable=(AssociationTable)context.getContextSource();
      }
      if (associationTable != null) {
        associationsWithRoles=associationTable.getSelectedAssociationsWithSelectedRoles();
      }
      if (associationsWithRoles != null && associationsWithRoles.size() > 0) {
        Set<Association> associationSet=associationsWithRoles.keySet();
        Iterator<Association> associationIterator=associationSet.iterator();
        if (associationIterator.hasNext() && !forceStop()) {
          a=(Association)associationIterator.next();
          if (a != null) {
            ArrayList<Topic> roles=associationsWithRoles.get(a);
            Iterator<Topic> roleIterator=roles.iterator();
            if (roleIterator.hasNext() && !forceStop()) {
              role=roleIterator.next();
              if (role != null) {
                try {
                  Topic outRole=findOtherRole(a,role,admin);
                  if (outRole != null) {
                    Topic player=a.getPlayer(role);
                    setDefaultLogger();
                    log("String_Node_Str" + TopicToString.toString(a.getType()) + "String_Node_Str");
                    log("String_Node_Str" + TopicToString.toString(role) + "String_Node_Str"+ TopicToString.toString(outRole)+ "String_Node_Str");
                    log("String_Node_Str" + TopicToString.toString(player) + "String_Node_Str");
                    List<List<Topic>> cycles=TopicTools.getCyclePaths(player,a.getType(),role,outRole);
                    if (cycles.isEmpty()) {
                      log("String_Node_Str");
                    }
 else {
                      if (cycles.size() == 1)                       log("String_Node_Str" + cycles.size() + "String_Node_Str");
 else                       log("String_Node_Str" + cycles.size() + "String_Node_Str");
                      for (int i=0; i < cycles.size(); i++) {
                        List<Topic> cycle=cycles.get(i);
                        log("String_Node_Str" + (i + 1) + "String_Node_Str"+ (cycle.size() - 1)+ "String_Node_Str");
                        for (                        Topic t : cycle) {
                          log("String_Node_Str" + TopicToString.toString(t));
                        }
                      }
                    }
                  }
                  log("String_Node_Str");
                  setState(WAIT);
                }
 catch (                Exception e) {
                  singleLog(e);
                }
              }
            }
          }
        }
      }
 else {
        singleLog("String_Node_Str");
      }
    }
 else {
      singleLog("String_Node_Str");
    }
  }
 catch (  Exception e) {
    singleLog(e);
  }
}