https://www.graalvm.org/ 
final class com.oracle.truffle.api.debug.KillException extends com.oracle.truffle.api.exception.AbstractTruffleException
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.api.debug.KillException
  super_class: com.oracle.truffle.api.exception.AbstractTruffleException
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -8638020836970813894

  static final java.lang.String MESSAGE;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "Execution cancelled by a debugging session."

  void <init>(com.oracle.truffle.api.nodes.Node);
    descriptor: (Lcom/oracle/truffle/api/nodes/Node;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.api.debug.KillException this
        start local 1 // com.oracle.truffle.api.nodes.Node node
         0: .line 72
            aload 0 /* this */
            ldc "Execution cancelled by a debugging session."
            aload 1 /* node */
            invokespecial com.oracle.truffle.api.exception.AbstractTruffleException.<init>:(Ljava/lang/String;Lcom/oracle/truffle/api/nodes/Node;)V
         1: .line 73
            return
        end local 1 // com.oracle.truffle.api.nodes.Node node
        end local 0 // com.oracle.truffle.api.debug.KillException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/api/debug/KillException;
            0    2     1  node  Lcom/oracle/truffle/api/nodes/Node;
    MethodParameters:
      Name  Flags
      node  

  com.oracle.truffle.api.interop.ExceptionType getExceptionType();
    descriptor: ()Lcom/oracle/truffle/api/interop/ExceptionType;
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.debug.KillException this
         0: .line 78
            getstatic com.oracle.truffle.api.interop.ExceptionType.INTERRUPT:Lcom/oracle/truffle/api/interop/ExceptionType;
            areturn
        end local 0 // com.oracle.truffle.api.debug.KillException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/api/debug/KillException;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.library.ExportMessage()
}
SourceFile: "KillException.java"
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.library.ExportLibrary(value = Lcom/oracle/truffle/api/interop/InteropLibrary;)