%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : SYN231-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n009.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Sun Sep 27 09:37:21 AM UTC 2026
% Result : Unsatisfiable 0.15s 0.79s
% Output : CNFRefutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 8
% Syntax : Number of formulae : 24 ( 11 unt; 0 def)
% Number of atoms : 42 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 40 ( 22 ~; 18 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 7 ( 6 usr; 1 prp; 0-3 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 33 ( 12 sgn 12 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(rule_001,axiom,
! [VAR_0,VAR_1] :
( ~ n0(VAR_1,VAR_0)
| k1(VAR_0) ),
file('theBenchmark.p',rule_001) ).
cnf(c_1,plain,
( ~ n0(B,A)
| k1(A) ),
inference(clausify,[status(thm)],[rule_001]) ).
fof(axiom_34,axiom,
n0(c,d),
file('theBenchmark.p',axiom_34) ).
cnf(c_3,plain,
n0(c,d),
inference(clausify,[status(thm)],[axiom_34]) ).
fof(axiom_30,axiom,
n0(e,e),
file('theBenchmark.p',axiom_30) ).
cnf(c_4,plain,
n0(e,e),
inference(clausify,[status(thm)],[axiom_30]) ).
fof(rule_066,axiom,
! [VAR_0,VAR_1] :
( ~ n0(VAR_1,VAR_0)
| p1(VAR_0,VAR_0,VAR_0) ),
file('theBenchmark.p',rule_066) ).
cnf(c_17,plain,
( ~ n0(B,A)
| p1(A,A,A) ),
inference(clausify,[status(thm)],[rule_066]) ).
fof(rule_174,axiom,
! [VAR_0] :
( ~ k1(e)
| ~ n2(VAR_0)
| p2(VAR_0,VAR_0,VAR_0) ),
file('theBenchmark.p',rule_174) ).
cnf(c_43,plain,
( ~ k1(e)
| ~ n2(A)
| p2(A,A,A) ),
inference(clausify,[status(thm)],[rule_174]) ).
fof(rule_137,axiom,
! [VAR_0,VAR_1,VAR_2] :
( ~ p1(VAR_1,VAR_2,VAR_0)
| n2(VAR_0) ),
file('theBenchmark.p',rule_137) ).
cnf(c_46,plain,
( ~ p1(B,C,A)
| n2(A) ),
inference(clausify,[status(thm)],[rule_137]) ).
cnf(c_195,plain,
( ~ p1(B,C,A)
| ~ k1(e)
| p2(A,A,A) ),
inference(resolve,[status(thm)],[c_43,c_46]) ).
cnf(c_237,plain,
p1(d,d,d),
inference(resolve,[status(thm)],[c_17,c_3]) ).
cnf(c_261,plain,
k1(e),
inference(resolve,[status(thm)],[c_1,c_4]) ).
fof(prove_this,axiom,
! [VAR_0] : ~ l3(d,VAR_0),
file('theBenchmark.p',prove_this) ).
cnf(c_264,plain,
~ l3(d,A),
inference(clausify,[status(thm)],[prove_this]) ).
fof(rule_216,axiom,
! [VAR_0,VAR_1,VAR_2] :
( ~ p2(VAR_1,VAR_2,VAR_0)
| ~ p1(VAR_0,VAR_0,VAR_1)
| l3(VAR_0,VAR_0) ),
file('theBenchmark.p',rule_216) ).
cnf(c_313,plain,
( ~ p2(B,C,A)
| ~ p1(A,A,B)
| l3(A,A) ),
inference(clausify,[status(thm)],[rule_216]) ).
cnf(c_559,plain,
( ~ p1(B,C,A)
| p2(A,A,A) ),
inference(resolve,[status(thm)],[c_195,c_261]) ).
cnf(c_539,plain,
p2(d,d,d),
inference(resolve,[status(thm)],[c_559,c_237]) ).
cnf(c_560,plain,
( ~ p2(A,B,d)
| ~ p1(d,d,A) ),
inference(resolve,[status(thm)],[c_313,c_264]) ).
cnf(c_557,plain,
~ p2(d,A,d),
inference(resolve,[status(thm)],[c_560,c_237]) ).
cnf(c_558,plain,
$false,
inference(resolve,[status(thm)],[c_557,c_539]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN231-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.58 % Computer : n009.cluster.edu
% 0.11/0.58 % Model : x86_64 x86_64
% 0.11/0.58 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.58 % Memory : 8046.5625MB
% 0.11/0.58 % OS : Linux 6.8.0-71-generic
% 0.11/0.58 % CPULimit : 300
% 0.11/0.58 % WCLimit : 300
% 0.11/0.58 % DateTime : Sat Sep 26 17:24:30 UTC 2026
% 0.11/0.58 % CPUTime :
% 0.11/0.58 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.11/0.58 % Process 712734 was started by sandbox on n009,
% 0.11/0.58 % Sat Sep 26 17:24:30 2026
% 0.11/0.58 % The command was "/export/starexec/sandbox/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox/benchmark/theBenchmark.p".
% 0.11/0.59
% 0.11/0.59 % From the command line: assign(max_seconds, 300).
% 0.15/0.79
% 0.15/0.79 % SZS status Unsatisfiable for theBenchmark
% 0.15/0.79
% 0.15/0.79 % Proof 1 at 0.18 (+ 0.01) seconds.
% 0.15/0.79 % Length of proof is 14.
% 0.15/0.79 % Level of proof is 3.
% 0.15/0.79 % Maximum clause weight is 11.000.
% 0.15/0.79 % Given clauses 175.
% 0.15/0.79
% 0.15/0.79 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------