%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : SYN343-1 : TPTP v9.2.1. Released v1.2.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n014.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue May 5 05:36:52 PM UTC 2026
% Result : Unsatisfiable 0.27s 1.63s
% Output : CNFRefutation 0.27s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 2
% Syntax : Number of clauses : 7 ( 3 unt; 2 nHn; 5 RR)
% Number of literals : 11 ( 0 equ; 5 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 8 ( 8 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause1,negated_conjecture,
( f(a,X1)
| f(a,a) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause1) ).
cnf(clause3,negated_conjecture,
( ~ f(a,a)
| ~ f(X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause3) ).
cnf(c_0_2,negated_conjecture,
( f(a,X1)
| f(a,a) ),
clause1 ).
cnf(c_0_3,negated_conjecture,
( ~ f(a,a)
| ~ f(X1,X2) ),
clause3 ).
cnf(c_0_4,negated_conjecture,
f(a,a),
inference(ef,[status(thm)],[c_0_2]) ).
cnf(c_0_5,negated_conjecture,
~ f(X1,X2),
inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_3,c_0_4])]) ).
cnf(c_0_6,negated_conjecture,
$false,
inference(sr,[status(thm)],[c_0_4,c_0_5]),
[proof] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13 % Problem : SYN343-1 : TPTP v9.2.1. Released v1.2.0.
% 0.11/0.13 % Command : /export/starexec/sandbox2/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox2/solver/bin/cse --final-prover /export/starexec/sandbox2/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.16/0.34 % Computer : n014.cluster.edu
% 0.16/0.34 % Model : x86_64 x86_64
% 0.16/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.34 % Memory : 8042.1875MB
% 0.16/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.34 % CPULimit : 300
% 0.16/0.34 % WCLimit : 300
% 0.16/0.34 % DateTime : Tue May 5 08:29:37 EDT 2026
% 0.16/0.34 % CPUTime :
% 0.18/0.35 % start to proof: theBenchmark
% 0.27/1.63 % Version : CSE_E---1.7
% 0.27/1.63 % Problem : theBenchmark.p
% 0.27/1.63 % SZS status Unsatisfiable for theBenchmark.p
% 0.27/1.63 % SZS output start CNFRefutation
% See solution above
% 0.27/1.63 % Total time : 1.272s
%------------------------------------------------------------------------------