Program: 27050
Project: 27050
Buggy source:
@Override public boolean validate(ProcessorManager processorManager,ColumnDefinition columnDefinition){
  boolean success=true;
  if (columnDefinition.columnName == null || columnDefinition.columnName.isEmpty()) {
    success=false;
    processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
  }
  if (columnDefinition.isForeignKey) {
    ForeignKeyReference[] references=columnDefinition.foreignKeyReferences;
    if (references == null || references.length == 0) {
      success=false;
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
    }
    if (columnDefinition.column.name().length() > 0) {
      success=false;
      processorManager.logError("String_Node_Str" + "String_Node_Str",columnDefinition.columnFieldName);
    }
    if (references != null && references.length > 1 && (!columnDefinition.isModel || !columnDefinition.fieldIsModelContainer)) {
      success=false;
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
    }
  }
 else   if (!columnDefinition.isForeignKey && !columnDefinition.isPrimaryKey && !columnDefinition.isPrimaryKeyAutoIncrement) {
    if (columnDefinition.foreignKeyReferences != null) {
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
      success=false;
    }
  }
 else   if (columnDefinition.isPrimaryKey || columnDefinition.isPrimaryKeyAutoIncrement) {
    if (autoIncrementingPrimaryKey != null && columnDefinition.isPrimaryKey) {
      processorManager.logError("String_Node_Str");
      success=false;
    }
    if (columnDefinition.foreignKeyReferences != null) {
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
      success=false;
    }
 else     if (columnDefinition.isModel) {
      processorManager.logError("String_Node_Str");
      success=false;
    }
    if (columnDefinition.isPrimaryKeyAutoIncrement) {
      if (autoIncrementingPrimaryKey == null) {
        autoIncrementingPrimaryKey=columnDefinition;
      }
 else       if (!autoIncrementingPrimaryKey.equals(columnDefinition)) {
        processorManager.logError("String_Node_Str");
        success=false;
      }
    }
  }
  if (!columnDefinition.isForeignKey && (columnDefinition.isModel || columnDefinition.fieldIsModelContainer)) {
    processorManager.logError("String_Node_Str");
  }
  return success;
}

Fixed version (ground truth):
@Override public boolean validate(ProcessorManager processorManager,ColumnDefinition columnDefinition){
  boolean success=true;
  if (columnDefinition.columnName == null || columnDefinition.columnName.isEmpty()) {
    success=false;
    processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
  }
  if (columnDefinition.isForeignKey) {
    ForeignKeyReference[] references=columnDefinition.foreignKeyReferences;
    if (references == null || references.length == 0) {
      success=false;
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
    }
    if (columnDefinition.column.name().length() > 0) {
      success=false;
      processorManager.logError("String_Node_Str" + "String_Node_Str",columnDefinition.columnFieldName);
    }
    if (references != null && references.length > 1 && (!columnDefinition.isModel && !columnDefinition.fieldIsModelContainer)) {
      success=false;
      processorManager.logError("String_Node_Str" + columnDefinition.isModel + "String_Node_Str"+ columnDefinition.fieldIsModelContainer);
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
    }
  }
 else   if (!columnDefinition.isPrimaryKey && !columnDefinition.isPrimaryKeyAutoIncrement) {
    if (columnDefinition.foreignKeyReferences != null) {
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
      success=false;
    }
  }
 else {
    if (autoIncrementingPrimaryKey != null && columnDefinition.isPrimaryKey) {
      processorManager.logError("String_Node_Str");
      success=false;
    }
    if (columnDefinition.foreignKeyReferences != null) {
      processorManager.logError("String_Node_Str",columnDefinition.columnFieldName);
      success=false;
    }
 else     if (columnDefinition.isModel) {
      processorManager.logError("String_Node_Str");
      success=false;
    }
    if (columnDefinition.isPrimaryKeyAutoIncrement) {
      if (autoIncrementingPrimaryKey == null) {
        autoIncrementingPrimaryKey=columnDefinition;
      }
 else       if (!autoIncrementingPrimaryKey.equals(columnDefinition)) {
        processorManager.logError("String_Node_Str");
        success=false;
      }
    }
  }
  if (!columnDefinition.isForeignKey && (columnDefinition.isModel || columnDefinition.fieldIsModelContainer)) {
    processorManager.logError("String_Node_Str");
  }
  return success;
}