TSTP Solution File: SWC036+1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SWC036+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n008.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 : 600s
% DateTime : Tue Jul 19 22:01:15 EDT 2022
% Result : Theorem 0.19s 0.50s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of clauses : 7 ( 5 unt; 0 nHn; 7 RR)
% Number of literals : 9 ( 0 equ; 4 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 : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(13,axiom,
equal(nil,skc5),
file('SWC036+1.p',unknown),
[] ).
cnf(52,axiom,
~ equal(nil,skc4),
file('SWC036+1.p',unknown),
[] ).
cnf(68,axiom,
( ~ equal(nil,skc5)
| equal(nil,skc4) ),
file('SWC036+1.p',unknown),
[] ).
cnf(201,plain,
~ equal(skc5,skc4),
inference(rew,[status(thm),theory(equality)],[13,52]),
[iquote('0:Rew:13.0,52.0')] ).
cnf(213,plain,
( ~ equal(skc5,skc5)
| equal(skc5,skc4) ),
inference(rew,[status(thm),theory(equality)],[13,68]),
[iquote('0:Rew:13.0,68.1,13.0,68.0')] ).
cnf(214,plain,
equal(skc5,skc4),
inference(obv,[status(thm),theory(equality)],[213]),
[iquote('0:Obv:213.0')] ).
cnf(215,plain,
$false,
inference(mrr,[status(thm)],[214,201]),
[iquote('0:MRR:214.0,201.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12 % Problem : SWC036+1 : TPTP v8.1.0. Released v2.4.0.
% 0.10/0.13 % Command : run_spass %d %s
% 0.12/0.34 % Computer : n008.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 600
% 0.12/0.34 % DateTime : Sun Jun 12 12:00:07 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.19/0.50
% 0.19/0.50 SPASS V 3.9
% 0.19/0.50 SPASS beiseite: Proof found.
% 0.19/0.50 % SZS status Theorem
% 0.19/0.50 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.50 SPASS derived 9 clauses, backtracked 0 clauses, performed 0 splits and kept 85 clauses.
% 0.19/0.50 SPASS allocated 98232 KBytes.
% 0.19/0.50 SPASS spent 0:00:00.14 on the problem.
% 0.19/0.50 0:00:00.04 for the input.
% 0.19/0.50 0:00:00.07 for the FLOTTER CNF translation.
% 0.19/0.50 0:00:00.00 for inferences.
% 0.19/0.50 0:00:00.00 for the backtracking.
% 0.19/0.50 0:00:00.00 for the reduction.
% 0.19/0.50
% 0.19/0.50
% 0.19/0.50 Here is a proof with depth 0, length 7 :
% 0.19/0.50 % SZS output start Refutation
% See solution above
% 0.19/0.50 Formulae used in the proof : co1
% 0.19/0.50
%------------------------------------------------------------------------------