Generated log (If you dont understand de shit ask the creator of de skil) :
{
Testing the method <init> in me/Roy/ArenaPvP/Main : ==================
URL creation detected , finding the URL location .
URL Location :
http://www.spigotmc.org/api/resource.php?user_id=216648&resource_id=32035&nonce=-909416393
InputStream or InputStreamReader Was detected
Method Code :
loadConfig0 in me/Roy/ArenaPvP/Main code : {
  visitLabel , label : L737613143
  visitTypeInsn , opcode : 187 , desc : java/net/URL
  vistIsn , opcode : 89
  visitLdcInsn , value : http://www.spigotmc.org/api/resource.php?user_id=216648&resource_id=32035&nonce=-909416393
  visitMethodInsn , opcode : 183 , owner : java/net/URL , name : <init> , desc : (Ljava/lang/String;)V , wierd bool : false
  visitMethodInsn , opcode : 182 , owner : java/net/URL , name : openConnection , desc : ()Ljava/net/URLConnection; , wierd bool : false
  visitVarInsn , opcode : 58 , var : 0
  visitLabel , label : L436298243
  visitVarInsn , opcode : 25 , var : 0
  visitIntInsn , opcode : 17 , operand : 1000
  visitMethodInsn , opcode : 182 , owner : java/net/URLConnection , name : setConnectTimeout , desc : (I)V , wierd bool : false
  visitVarInsn , opcode : 25 , var : 0
  visitIntInsn , opcode : 17 , operand : 1000
  visitMethodInsn , opcode : 182 , owner : java/net/URLConnection , name : setReadTimeout , desc : (I)V , wierd bool : false
  visitTypeInsn , opcode : 187 , desc : java/io/BufferedReader
  vistIsn , opcode : 89
  visitTypeInsn , opcode : 187 , desc : java/io/InputStreamReader
  vistIsn , opcode : 89
  visitVarInsn , opcode : 25 , var : 0
  visitMethodInsn , opcode : 182 , owner : java/net/URLConnection , name : getInputStream , desc : ()Ljava/io/InputStream; , wierd bool : false
  visitMethodInsn , opcode : 183 , owner : java/io/InputStreamReader , name : <init> , desc : (Ljava/io/InputStream;)V , wierd bool : false
  visitMethodInsn , opcode : 183 , owner : java/io/BufferedReader , name : <init> , desc : (Ljava/io/Reader;)V , wierd bool : false
  visitMethodInsn , opcode : 182 , owner : java/io/BufferedReader , name : readLine , desc : ()Ljava/lang/String; , wierd bool : false
  visitVarInsn , opcode : 58 , var : 1
  visitLabel , label : L1394112634
  visitLdcInsn , value : false
  visitVarInsn , opcode : 25 , var : 1
  visitMethodInsn , opcode : 182 , owner : java/lang/String , name : equals , desc : (Ljava/lang/Object;)Z , wierd bool : false
  visitJumpInsn , opcode : 153 , label : L1686260546
  visitTypeInsn , opcode : 187 , desc : java/lang/RuntimeException
  vistIsn , opcode : 89
  visitLdcInsn , value : Access to this plugin has been disabled due to piracy! Please contact SpigotMC!
  visitMethodInsn , opcode : 183 , owner : java/lang/RuntimeException , name : <init> , desc : (Ljava/lang/String;)V , wierd bool : false
  vistIsn , opcode : 191
  visitLabel , label : L1686260546
  visitJumpInsn , opcode : 167 , label : L2001516328
  visitLabel , label : L1724695224
  visitVarInsn , opcode : 58 , var : 0
  visitLabel , label : L2001516328
  vistIsn , opcode : 177
}
--------------------------------------------------
}