Program: 10398
Project: 10398
Buggy source:
@Override public String getAttribute(Attribute attribute){
  if (attribute == null)   return null;
  if (attribute.startsWith("String_Node_Str"))   return new Element(getBlock().getBiome().name().toLowerCase().replace('_',' ')).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getHumidity())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getTemperature())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getBiome().name())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new dLocation(this.add(0,-1,0)).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new dLocation(this.add(0,1,0)).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str")) {
    if (attribute.hasContext(1) && attribute.getContext(1).split("String_Node_Str").length == 3) {
      String[] ints=attribute.getContext(1).split("String_Node_Str",3);
      if ((aH.matchesDouble(ints[0]) || aH.matchesInteger(ints[0])) && (aH.matchesDouble(ints[1]) || aH.matchesInteger(ints[1])) && (aH.matchesDouble(ints[2]) || aH.matchesInteger(ints[2])))       return new dLocation(this.add(Double.valueOf(ints[0]),Double.valueOf(ints[1]),Double.valueOf(ints[2]))).getAttribute(attribute.fulfill(1));
    }
  }
  if (attribute.startsWith("String_Node_Str"))   return new Element(getBlock().getType().toString()).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   if (attribute.hasContext(1) && dLocation.matches(attribute.getContext(1)))   return new Element(Rotation.getCardinal(Rotation.getYaw(this.toVector().subtract(dLocation.valueOf(attribute.getContext(1)).toVector()).normalize()))).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str")) {
    if (attribute.hasContext(1) && dLocation.matches(attribute.getContext(1))) {
      dLocation toLocation=dLocation.valueOf(attribute.getContext(1));
      if (attribute.getAttribute(2).startsWith("String_Node_Str")) {
        if (attribute.getAttribute(3).startsWith("String_Node_Str"))         return new Element(String.valueOf(Math.sqrt(Math.pow(this.getX() - toLocation.getX(),2) + Math.pow(toLocation.getZ() - toLocation.getZ(),2)))).getAttribute(attribute.fulfill(3));
 else         if (this.getWorld() == toLocation.getWorld())         return new Element(String.valueOf(Math.sqrt(Math.pow(this.getX() - toLocation.getX(),2) + Math.pow(toLocation.getZ() - toLocation.getZ(),2)))).getAttribute(attribute.fulfill(2));
      }
 else       if (attribute.getAttribute(2).startsWith("String_Node_Str")) {
        if (attribute.getAttribute(3).startsWith("String_Node_Str"))         return new Element(String.valueOf(Math.abs(this.getY() - toLocation.getY()))).getAttribute(attribute.fulfill(3));
 else         if (this.getWorld() == toLocation.getWorld())         return new Element(String.valueOf(Math.abs(this.getY() - toLocation.getY()))).getAttribute(attribute.fulfill(2));
      }
 else       return new Element(String.valueOf(this.distance(toLocation))).getAttribute(attribute.fulfill(1));
    }
  }
  if (attribute.startsWith("String_Node_Str"))   return new Element("String_Node_Str" + getBlockX() + "String_Node_Str"+ getBlockY()+ "String_Node_Str"+ getBlockZ()+ "String_Node_Str"+ getWorld().getName()+ "String_Node_Str").getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element("String_Node_Str" + getX() + "String_Node_Str"+ getY()+ "String_Node_Str"+ getZ()+ "String_Node_Str"+ getWorld().getName()+ "String_Node_Str").getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().isLiquid())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str") || attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightFromBlocks())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str") || attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightFromSky())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightLevel())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getBlockPower())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str")) {
    if (Depends.worldGuard == null) {
      dB.echoError("String_Node_Str");
      return null;
    }
    String region=attribute.getContext(1);
    return new Element(String.valueOf(WorldGuardUtilities.checkWGRegion(this,region))).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return dWorld.mirrorBukkitWorld(getWorld()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockX()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockY()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockZ()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getX()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getY()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getZ()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    if (getBlock().getState() instanceof Sign) {
      return new dList(Arrays.asList(((Sign)getBlock().getState()).getLines())).getAttribute(attribute.fulfill(2));
    }
 else     return "String_Node_Str";
  }
  return new Element(identify()).getAttribute(attribute.fulfill(0));
}

Fixed version (ground truth):
@Override public String getAttribute(Attribute attribute){
  if (attribute == null)   return null;
  if (attribute.startsWith("String_Node_Str"))   return new Element(getBlock().getBiome().name().toLowerCase().replace('_',' ')).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getHumidity())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getTemperature())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getBiome().name())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new dLocation(this.add(0,-1,0)).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new dLocation(this.add(0,1,0)).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str")) {
    if (attribute.hasContext(1) && attribute.getContext(1).split("String_Node_Str").length == 3) {
      String[] ints=attribute.getContext(1).split("String_Node_Str",3);
      if ((aH.matchesDouble(ints[0]) || aH.matchesInteger(ints[0])) && (aH.matchesDouble(ints[1]) || aH.matchesInteger(ints[1])) && (aH.matchesDouble(ints[2]) || aH.matchesInteger(ints[2])))       return new dLocation(this.clone().add(Double.valueOf(ints[0]),Double.valueOf(ints[1]),Double.valueOf(ints[2]))).getAttribute(attribute.fulfill(1));
    }
  }
  if (attribute.startsWith("String_Node_Str"))   return new Element(getBlock().getType().toString()).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   if (attribute.hasContext(1) && dLocation.matches(attribute.getContext(1)))   return new Element(Rotation.getCardinal(Rotation.getYaw(this.toVector().subtract(dLocation.valueOf(attribute.getContext(1)).toVector()).normalize()))).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str")) {
    if (attribute.hasContext(1) && dLocation.matches(attribute.getContext(1))) {
      dLocation toLocation=dLocation.valueOf(attribute.getContext(1));
      if (attribute.getAttribute(2).startsWith("String_Node_Str")) {
        if (attribute.getAttribute(3).startsWith("String_Node_Str"))         return new Element(String.valueOf(Math.sqrt(Math.pow(this.getX() - toLocation.getX(),2) + Math.pow(toLocation.getZ() - toLocation.getZ(),2)))).getAttribute(attribute.fulfill(3));
 else         if (this.getWorld() == toLocation.getWorld())         return new Element(String.valueOf(Math.sqrt(Math.pow(this.getX() - toLocation.getX(),2) + Math.pow(toLocation.getZ() - toLocation.getZ(),2)))).getAttribute(attribute.fulfill(2));
      }
 else       if (attribute.getAttribute(2).startsWith("String_Node_Str")) {
        if (attribute.getAttribute(3).startsWith("String_Node_Str"))         return new Element(String.valueOf(Math.abs(this.getY() - toLocation.getY()))).getAttribute(attribute.fulfill(3));
 else         if (this.getWorld() == toLocation.getWorld())         return new Element(String.valueOf(Math.abs(this.getY() - toLocation.getY()))).getAttribute(attribute.fulfill(2));
      }
 else       return new Element(String.valueOf(this.distance(toLocation))).getAttribute(attribute.fulfill(1));
    }
  }
  if (attribute.startsWith("String_Node_Str"))   return new Element("String_Node_Str" + getBlockX() + "String_Node_Str"+ getBlockY()+ "String_Node_Str"+ getBlockZ()+ "String_Node_Str"+ getWorld().getName()+ "String_Node_Str").getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element("String_Node_Str" + getX() + "String_Node_Str"+ getY()+ "String_Node_Str"+ getZ()+ "String_Node_Str"+ getWorld().getName()+ "String_Node_Str").getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().isLiquid())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str") || attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightFromBlocks())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str") || attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightFromSky())).getAttribute(attribute.fulfill(2));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf((int)getBlock().getLightLevel())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str"))   return new Element(String.valueOf(getBlock().getBlockPower())).getAttribute(attribute.fulfill(1));
  if (attribute.startsWith("String_Node_Str")) {
    if (Depends.worldGuard == null) {
      dB.echoError("String_Node_Str");
      return null;
    }
    String region=attribute.getContext(1);
    return new Element(String.valueOf(WorldGuardUtilities.checkWGRegion(this,region))).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return dWorld.mirrorBukkitWorld(getWorld()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockX()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockY()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getBlockZ()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getX()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getY()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    return new Element(getZ()).getAttribute(attribute.fulfill(1));
  }
  if (attribute.startsWith("String_Node_Str")) {
    if (getBlock().getState() instanceof Sign) {
      return new dList(Arrays.asList(((Sign)getBlock().getState()).getLines())).getAttribute(attribute.fulfill(2));
    }
 else     return "String_Node_Str";
  }
  return new Element(identify()).getAttribute(attribute.fulfill(0));
}