Program: 41440
Project: 41440
Buggy source:
@Override public BPELPlan buildPlan(final String csarName,final AbstractDefinitions definitions,final QName serviceTemplateId){
  for (  final AbstractServiceTemplate serviceTemplate : definitions.getServiceTemplates()) {
    String namespace;
    if (serviceTemplate.getTargetNamespace() != null) {
      namespace=serviceTemplate.getTargetNamespace();
    }
 else {
      namespace=definitions.getTargetNamespace();
    }
    if (namespace.equals(serviceTemplateId.getNamespaceURI()) && serviceTemplate.getId().equals(serviceTemplateId.getLocalPart())) {
      final String processName=serviceTemplate.getId() + "String_Node_Str";
      final String processNamespace=serviceTemplate.getTargetNamespace() + "String_Node_Str";
      final AbstractPlan buildPlan=this.generatePOG(new QName(processNamespace,processName).toString(),definitions,serviceTemplate);
      LOG.debug("String_Node_Str");
      LOG.debug(buildPlan.toString());
      final BPELPlan newBuildPlan=this.planHandler.createEmptyBPELPlan(processNamespace,processName,buildPlan,"String_Node_Str");
      newBuildPlan.setTOSCAInterfaceName("String_Node_Str");
      newBuildPlan.setTOSCAOperationname("String_Node_Str");
      this.planHandler.initializeBPELSkeleton(newBuildPlan,csarName);
      this.instanceInit.addInstanceURLVarToTemplatePlans(newBuildPlan);
      this.instanceInit.addInstanceIDVarToTemplatePlans(newBuildPlan);
      this.planHandler.registerExtension("String_Node_Str",true,newBuildPlan);
      final PropertyMap propMap=this.propertyInitializer.initializePropertiesAsVariables(newBuildPlan);
      this.propertyOutputInitializer.initializeBuildPlanOutput(definitions,newBuildPlan,propMap);
      this.serviceInstanceInitializer.initializeInstanceDataFromInput(newBuildPlan);
      this.emptyPropInit.initializeEmptyPropertiesAsInputParam(newBuildPlan,propMap);
      runPlugins(newBuildPlan,propMap);
      this.serviceInstanceInitializer.addCorrellationID(newBuildPlan);
      this.serviceInstanceInitializer.appendSetServiceInstanceState(newBuildPlan,newBuildPlan.getBpelMainFlowElement(),"String_Node_Str");
      this.serviceInstanceInitializer.appendSetServiceInstanceState(newBuildPlan,newBuildPlan.getBpelMainSequenceOutputAssignElement(),"String_Node_Str");
      this.finalizer.finalize(newBuildPlan);
      BPELBuildProcessBuilder.LOG.debug("String_Node_Str");
      BPELBuildProcessBuilder.LOG.debug(ModelUtils.getStringFromDoc(newBuildPlan.getBpelDocument()));
      return newBuildPlan;
    }
  }
  BPELBuildProcessBuilder.LOG.warn("String_Node_Str",serviceTemplateId.toString(),definitions.getId(),csarName);
  return null;
}

Fixed version (ground truth):
@Override public BPELPlan buildPlan(final String csarName,final AbstractDefinitions definitions,final QName serviceTemplateId){
  for (  final AbstractServiceTemplate serviceTemplate : definitions.getServiceTemplates()) {
    String namespace;
    if (serviceTemplate.getTargetNamespace() != null) {
      namespace=serviceTemplate.getTargetNamespace();
    }
 else {
      namespace=definitions.getTargetNamespace();
    }
    if (namespace.equals(serviceTemplateId.getNamespaceURI()) && serviceTemplate.getId().equals(serviceTemplateId.getLocalPart())) {
      final String processName=ModelUtils.makeValidNCName(serviceTemplate.getId() + "String_Node_Str");
      final String processNamespace=serviceTemplate.getTargetNamespace() + "String_Node_Str";
      final AbstractPlan buildPlan=this.generatePOG(new QName(processNamespace,processName).toString(),definitions,serviceTemplate);
      LOG.debug("String_Node_Str");
      LOG.debug(buildPlan.toString());
      final BPELPlan newBuildPlan=this.planHandler.createEmptyBPELPlan(processNamespace,processName,buildPlan,"String_Node_Str");
      newBuildPlan.setTOSCAInterfaceName("String_Node_Str");
      newBuildPlan.setTOSCAOperationname("String_Node_Str");
      this.planHandler.initializeBPELSkeleton(newBuildPlan,csarName);
      this.instanceInit.addInstanceURLVarToTemplatePlans(newBuildPlan);
      this.instanceInit.addInstanceIDVarToTemplatePlans(newBuildPlan);
      this.planHandler.registerExtension("String_Node_Str",true,newBuildPlan);
      final PropertyMap propMap=this.propertyInitializer.initializePropertiesAsVariables(newBuildPlan);
      this.propertyOutputInitializer.initializeBuildPlanOutput(definitions,newBuildPlan,propMap);
      this.serviceInstanceInitializer.initializeInstanceDataFromInput(newBuildPlan);
      this.emptyPropInit.initializeEmptyPropertiesAsInputParam(newBuildPlan,propMap);
      runPlugins(newBuildPlan,propMap);
      this.serviceInstanceInitializer.addCorrellationID(newBuildPlan);
      this.serviceInstanceInitializer.appendSetServiceInstanceState(newBuildPlan,newBuildPlan.getBpelMainFlowElement(),"String_Node_Str");
      this.serviceInstanceInitializer.appendSetServiceInstanceState(newBuildPlan,newBuildPlan.getBpelMainSequenceOutputAssignElement(),"String_Node_Str");
      this.finalizer.finalize(newBuildPlan);
      BPELBuildProcessBuilder.LOG.debug("String_Node_Str");
      BPELBuildProcessBuilder.LOG.debug(ModelUtils.getStringFromDoc(newBuildPlan.getBpelDocument()));
      return newBuildPlan;
    }
  }
  BPELBuildProcessBuilder.LOG.warn("String_Node_Str",serviceTemplateId.toString(),definitions.getId(),csarName);
  return null;
}