%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : SYN153-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n008.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 09:37:10 AM UTC 2026
% Result : Unsatisfiable 0.15s 10.50s
% Output : CNFRefutation 0.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 8
% Syntax : Number of formulae : 23 ( 11 unt; 0 def)
% Number of atoms : 38 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 33 ( 18 ~; 15 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 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 : 30 ( 12 sgn 11 !; 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_37,axiom,
n0(b,a),
file('theBenchmark.p',axiom_37) ).
cnf(c_2,plain,
n0(b,a),
inference(clausify,[status(thm)],[axiom_37]) ).
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]) ).
fof(rule_240,axiom,
! [VAR_0,VAR_1,VAR_2] :
( ~ p2(VAR_1,VAR_2,VAR_0)
| n3(VAR_0) ),
file('theBenchmark.p',rule_240) ).
cnf(c_91,plain,
( ~ p2(B,C,A)
| n3(A) ),
inference(clausify,[status(thm)],[rule_240]) ).
fof(prove_this,axiom,
~ n3(a),
file('theBenchmark.p',prove_this) ).
cnf(c_98,plain,
~ n3(a),
inference(clausify,[status(thm)],[prove_this]) ).
cnf(c_196,plain,
( ~ p1(B,C,A)
| ~ k1(e)
| p2(A,A,A) ),
inference(resolve,[status(thm)],[c_43,c_46]) ).
cnf(c_239,plain,
p1(a,a,a),
inference(resolve,[status(thm)],[c_17,c_2]) ).
cnf(c_262,plain,
k1(e),
inference(resolve,[status(thm)],[c_1,c_4]) ).
cnf(c_515,plain,
~ p2(A,B,a),
inference(resolve,[status(thm)],[c_91,c_98]) ).
cnf(c_541,plain,
( ~ p1(B,C,A)
| p2(A,A,A) ),
inference(resolve,[status(thm)],[c_196,c_262]) ).
cnf(c_539,plain,
p2(a,a,a),
inference(resolve,[status(thm)],[c_541,c_239]) ).
cnf(c_540,plain,
$false,
inference(resolve,[status(thm)],[c_539,c_515]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SYN153-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.03 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/10.38 % Computer : n008.cluster.edu
% 0.11/10.38 % Model : x86_64 x86_64
% 0.11/10.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/10.38 % Memory : 8046.5625MB
% 0.11/10.38 % OS : Linux 6.8.0-71-generic
% 0.11/10.38 % CPULimit : 300
% 0.11/10.38 % WCLimit : 300
% 0.11/10.38 % DateTime : Sat Sep 26 17:17:06 UTC 2026
% 0.11/10.39 % CPUTime :
% 0.11/10.39 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.11/10.39 % Process 4137015 was started by sandbox2 on n008,
% 0.11/10.39 % Sat Sep 26 17:17:06 2026
% 0.11/10.39 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 0.15/10.40
% 0.15/10.40 % From the command line: assign(max_seconds, 300).
% 0.15/10.50
% 0.15/10.50 % SZS status Unsatisfiable for theBenchmark
% 0.15/10.50
% 0.15/10.50 % Proof 1 at 0.09 (+ 0.01) seconds.
% 0.15/10.50 % Length of proof is 14.
% 0.15/10.50 % Level of proof is 3.
% 0.15/10.50 % Maximum clause weight is 10.000.
% 0.15/10.50 % Given clauses 125.
% 0.15/10.50
% 0.15/10.50 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------