TSTP Solution File: SWC094-1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SWC094-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n016.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 22:01:40 EDT 2022
% Result : Unsatisfiable 2.80s 2.98s
% Output : Refutation 2.80s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 15
% Syntax : Number of clauses : 25 ( 16 unt; 0 nHn; 25 RR)
% Number of literals : 50 ( 0 equ; 32 neg)
% Maximal clause size : 6 ( 2 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 10 ( 9 usr; 1 prp; 0-2 aty)
% Number of functors : 9 ( 9 usr; 8 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
ssList(sk1),
file('SWC094-1.p',unknown),
[] ).
cnf(5,axiom,
equal(sk4,sk2),
file('SWC094-1.p',unknown),
[] ).
cnf(6,axiom,
equal(sk3,sk1),
file('SWC094-1.p',unknown),
[] ).
cnf(7,axiom,
equal(sk4,sk3),
file('SWC094-1.p',unknown),
[] ).
cnf(8,axiom,
( ~ ssList(u)
| ~ ssList(v)
| ~ ssList(w)
| ~ equal(app(app(u,v),w),sk1)
| ~ equal(app(u,w),sk2) ),
file('SWC094-1.p',unknown),
[] ).
cnf(9,axiom,
equalelemsP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(10,axiom,
duplicatefreeP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(11,axiom,
strictorderedP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(12,axiom,
totalorderedP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(13,axiom,
strictorderP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(14,axiom,
totalorderP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(15,axiom,
cyclefreeP(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(16,axiom,
ssList(nil),
file('SWC094-1.p',unknown),
[] ).
cnf(82,axiom,
( ~ ssList(u)
| equal(app(nil,u),u) ),
file('SWC094-1.p',unknown),
[] ).
cnf(157,axiom,
( ~ ssList(u)
| ~ ssList(v)
| ~ ssList(w)
| equal(app(app(u,v),w),app(u,app(v,w))) ),
file('SWC094-1.p',unknown),
[] ).
cnf(196,plain,
equal(sk4,sk1),
inference(rew,[status(thm),theory(equality)],[6,7]),
[iquote('0:Rew:6.0,7.0')] ).
cnf(197,plain,
equal(sk2,sk1),
inference(rew,[status(thm),theory(equality)],[5,196]),
[iquote('0:Rew:5.0,196.0')] ).
cnf(202,plain,
( ~ ssList(u)
| ~ ssList(v)
| ~ ssList(w)
| ~ equal(app(w,u),sk1)
| ~ equal(app(w,app(v,u)),sk1) ),
inference(rew,[status(thm),theory(equality)],[197,8,157]),
[iquote('0:Rew:197.0,8.4,157.3,8.3')] ).
cnf(286,plain,
equal(app(nil,sk1),sk1),
inference(res,[status(thm),theory(equality)],[1,82]),
[iquote('0:Res:1.0,82.0')] ).
cnf(4438,plain,
( ~ ssList(u)
| ~ ssList(u)
| ~ ssList(nil)
| ~ ssList(v)
| ~ equal(app(v,u),sk1)
| ~ equal(app(v,u),sk1) ),
inference(spl,[status(thm),theory(equality)],[82,202]),
[iquote('0:SpL:82.1,202.4')] ).
cnf(4468,plain,
( ~ ssList(u)
| ~ ssList(nil)
| ~ ssList(v)
| ~ equal(app(v,u),sk1) ),
inference(obv,[status(thm),theory(equality)],[4438]),
[iquote('0:Obv:4438.4')] ).
cnf(4469,plain,
( ~ ssList(u)
| ~ ssList(v)
| ~ equal(app(v,u),sk1) ),
inference(ssi,[status(thm)],[4468,9,10,11,12,13,14,15,16]),
[iquote('0:SSi:4468.1,9.0,10.0,11.0,12.0,13.0,14.0,15.0,16.0')] ).
cnf(6097,plain,
( ~ ssList(sk1)
| ~ ssList(nil)
| ~ equal(sk1,sk1) ),
inference(spl,[status(thm),theory(equality)],[286,4469]),
[iquote('0:SpL:286.0,4469.2')] ).
cnf(6506,plain,
( ~ ssList(sk1)
| ~ ssList(nil) ),
inference(obv,[status(thm),theory(equality)],[6097]),
[iquote('0:Obv:6097.2')] ).
cnf(6507,plain,
$false,
inference(ssi,[status(thm)],[6506,9,10,11,12,13,14,15,16,1]),
[iquote('0:SSi:6506.1,6506.0,9.0,10.0,11.0,12.0,13.0,14.0,15.0,16.0,1.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : SWC094-1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.13 % Command : run_spass %d %s
% 0.14/0.34 % Computer : n016.cluster.edu
% 0.14/0.34 % Model : x86_64 x86_64
% 0.14/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34 % Memory : 8042.1875MB
% 0.14/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34 % CPULimit : 300
% 0.14/0.34 % WCLimit : 600
% 0.14/0.34 % DateTime : Sun Jun 12 20:30:28 EDT 2022
% 0.14/0.34 % CPUTime :
% 2.80/2.98
% 2.80/2.98 SPASS V 3.9
% 2.80/2.98 SPASS beiseite: Proof found.
% 2.80/2.98 % SZS status Theorem
% 2.80/2.98 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 2.80/2.98 SPASS derived 3767 clauses, backtracked 801 clauses, performed 10 splits and kept 2647 clauses.
% 2.80/2.98 SPASS allocated 81925 KBytes.
% 2.80/2.98 SPASS spent 0:00:02.46 on the problem.
% 2.80/2.98 0:00:00.04 for the input.
% 2.80/2.98 0:00:00.00 for the FLOTTER CNF translation.
% 2.80/2.98 0:00:00.05 for inferences.
% 2.80/2.98 0:00:00.09 for the backtracking.
% 2.80/2.98 0:00:02.17 for the reduction.
% 2.80/2.98
% 2.80/2.98
% 2.80/2.98 Here is a proof with depth 2, length 25 :
% 2.80/2.98 % SZS output start Refutation
% See solution above
% 2.80/2.98 Formulae used in the proof : co1_1 co1_5 co1_6 co1_7 co1_8 clause1 clause2 clause3 clause4 clause5 clause6 clause7 clause8 clause74 clause149
% 2.80/2.98
%------------------------------------------------------------------------------