TSTP Solution File: SWC404-1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SWC404-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n006.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 22:03:51 EDT 2022

% Result   : Unsatisfiable 7.24s 7.45s
% Output   : Refutation 7.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   40 (  17 unt;   1 nHn;  40 RR)
%            Number of literals    :  106 (   0 equ;  74 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;  12 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ssList(sk1),
    file('SWC404-1.p',unknown),
    [] ).

cnf(5,axiom,
    equal(sk4,sk2),
    file('SWC404-1.p',unknown),
    [] ).

cnf(6,axiom,
    equal(sk3,sk1),
    file('SWC404-1.p',unknown),
    [] ).

cnf(7,axiom,
    ssList(sk5),
    file('SWC404-1.p',unknown),
    [] ).

cnf(8,axiom,
    ssList(sk6),
    file('SWC404-1.p',unknown),
    [] ).

cnf(9,axiom,
    equal(app(app(sk5,sk3),sk6),sk4),
    file('SWC404-1.p',unknown),
    [] ).

cnf(10,axiom,
    strictorderedP(sk3),
    file('SWC404-1.p',unknown),
    [] ).

cnf(14,axiom,
    memberP(sk1,sk7),
    file('SWC404-1.p',unknown),
    [] ).

cnf(15,axiom,
    ~ memberP(sk2,sk7),
    file('SWC404-1.p',unknown),
    [] ).

cnf(63,axiom,
    ssItem(skaf44(u)),
    file('SWC404-1.p',unknown),
    [] ).

cnf(88,axiom,
    ( ~ ssList(u)
    | ssItem(v)
    | duplicatefreeP(u) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(101,axiom,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ssList(app(u,v)) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(102,axiom,
    ( ~ ssList(u)
    | ~ ssItem(v)
    | ssList(cons(v,u)) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(156,axiom,
    ( ~ ssItem(u)
    | ~ ssList(v)
    | ~ ssList(w)
    | ~ memberP(v,u)
    | memberP(app(v,w),u) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(157,axiom,
    ( ~ ssItem(u)
    | ~ ssList(v)
    | ~ ssList(w)
    | ~ memberP(w,u)
    | memberP(app(v,w),u) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(173,axiom,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ~ ssItem(w)
    | equal(app(cons(w,v),u),cons(w,app(v,u))) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(195,axiom,
    ( ~ ssList(u)
    | ~ duplicatefreeP(u)
    | ~ ssItem(v)
    | ~ ssList(w)
    | ~ ssList(x)
    | ~ ssList(y)
    | ~ equal(app(app(w,cons(v,x)),cons(v,y)),u) ),
    file('SWC404-1.p',unknown),
    [] ).

cnf(202,plain,
    strictorderedP(sk1),
    inference(rew,[status(thm),theory(equality)],[6,10]),
    [iquote('0:Rew:6.0,10.0')] ).

cnf(206,plain,
    equal(app(app(sk5,sk1),sk6),sk2),
    inference(rew,[status(thm),theory(equality)],[6,9,5]),
    [iquote('0:Rew:6.0,9.0,5.0,9.0')] ).

cnf(458,plain,
    ( ~ ssItem(u)
    | ssList(cons(u,sk6)) ),
    inference(res,[status(thm),theory(equality)],[8,102]),
    [iquote('0:Res:8.0,102.1')] ).

cnf(496,plain,
    ssItem(u),
    inference(spt,[spt(split,[position(s1)])],[88]),
    [iquote('1:Spt:88.1')] ).

cnf(593,plain,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ~ memberP(v,w)
    | memberP(app(u,v),w) ),
    inference(mrr,[status(thm)],[157,496]),
    [iquote('1:MRR:157.0,496.0')] ).

cnf(594,plain,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ~ memberP(u,w)
    | memberP(app(u,v),w) ),
    inference(mrr,[status(thm)],[156,496]),
    [iquote('1:MRR:156.0,496.0')] ).

cnf(2487,plain,
    ( ~ ssList(app(sk5,sk1))
    | ~ ssList(sk6)
    | ~ memberP(app(sk5,sk1),u)
    | memberP(sk2,u) ),
    inference(spr,[status(thm),theory(equality)],[206,594]),
    [iquote('1:SpR:206.0,594.3')] ).

cnf(3319,plain,
    ( ~ memberP(app(sk5,sk1),u)
    | memberP(sk2,u) ),
    inference(ssi,[status(thm)],[2487,8,101,7,202,1]),
    [iquote('1:SSi:2487.1,2487.0,8.0,101.0,7.0,202.2,1.0')] ).

cnf(3498,plain,
    ( ~ ssList(sk5)
    | ~ ssList(sk1)
    | ~ memberP(sk1,u)
    | memberP(sk2,u) ),
    inference(res,[status(thm),theory(equality)],[593,3319]),
    [iquote('1:Res:593.3,3319.0')] ).

cnf(3500,plain,
    ( ~ memberP(sk1,u)
    | memberP(sk2,u) ),
    inference(ssi,[status(thm)],[3498,202,1,7]),
    [iquote('1:SSi:3498.1,3498.0,202.0,1.0,7.0')] ).

cnf(3511,plain,
    ~ memberP(sk1,sk7),
    inference(res,[status(thm),theory(equality)],[3500,15]),
    [iquote('1:Res:3500.1,15.0')] ).

cnf(3512,plain,
    $false,
    inference(mrr,[status(thm)],[3511,14]),
    [iquote('1:MRR:3511.0,14.0')] ).

cnf(3513,plain,
    ( ~ ssList(u)
    | duplicatefreeP(u) ),
    inference(spt,[spt(split,[position(s2)])],[88]),
    [iquote('1:Spt:3512.0,88.0,88.2')] ).

cnf(3529,plain,
    ( ~ ssList(u)
    | ~ ssItem(v)
    | ~ ssList(w)
    | ~ ssList(x)
    | ~ ssList(y)
    | ~ equal(app(app(w,cons(v,x)),cons(v,y)),u) ),
    inference(mrr,[status(thm)],[195,3513]),
    [iquote('1:MRR:195.1,3513.1')] ).

cnf(17189,plain,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ~ ssItem(w)
    | ~ ssList(cons(w,v))
    | ~ ssList(u)
    | ssList(cons(w,app(v,u))) ),
    inference(spr,[status(thm),theory(equality)],[173,101]),
    [iquote('0:SpR:173.3,101.2')] ).

cnf(17216,plain,
    ( ~ ssList(u)
    | ~ ssItem(v)
    | ~ ssList(cons(v,u))
    | ~ ssList(w)
    | ssList(cons(v,app(u,w))) ),
    inference(obv,[status(thm),theory(equality)],[17189]),
    [iquote('0:Obv:17189.0')] ).

cnf(17217,plain,
    ( ~ ssList(u)
    | ~ ssItem(v)
    | ~ ssList(w)
    | ssList(cons(v,app(u,w))) ),
    inference(ssi,[status(thm)],[17216,102]),
    [iquote('0:SSi:17216.2,102.2')] ).

cnf(18246,plain,
    ( ~ ssList(app(app(u,cons(v,w)),cons(v,x)))
    | ~ ssItem(v)
    | ~ ssList(u)
    | ~ ssList(w)
    | ~ ssList(x) ),
    inference(eqr,[status(thm),theory(equality)],[3529]),
    [iquote('1:EqR:3529.5')] ).

cnf(18272,plain,
    ( ~ ssItem(u)
    | ~ ssList(v)
    | ~ ssList(w)
    | ~ ssList(x) ),
    inference(ssi,[status(thm)],[18246,101,102]),
    [iquote('1:SSi:18246.0,101.2,101.2,102.2,102.2')] ).

cnf(18273,plain,
    ( ~ ssList(u)
    | ~ ssItem(v)
    | ~ ssList(w) ),
    inference(mrr,[status(thm)],[17217,18272]),
    [iquote('1:MRR:17217.3,18272.1')] ).

cnf(18276,plain,
    ( ~ ssList(u)
    | ~ ssItem(v) ),
    inference(con,[status(thm)],[18273]),
    [iquote('1:Con:18273.2')] ).

cnf(18277,plain,
    ~ ssItem(u),
    inference(mrr,[status(thm)],[458,18276]),
    [iquote('1:MRR:458.1,18276.0')] ).

cnf(18278,plain,
    $false,
    inference(unc,[status(thm)],[18277,63]),
    [iquote('1:UnC:18277.0,63.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SWC404-1 : TPTP v8.1.0. Released v2.4.0.
% 0.11/0.12  % Command  : run_spass %d %s
% 0.13/0.33  % Computer : n006.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jun 12 04:08:12 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 7.24/7.45  
% 7.24/7.45  SPASS V 3.9 
% 7.24/7.45  SPASS beiseite: Proof found.
% 7.24/7.45  % SZS status Theorem
% 7.24/7.45  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 7.24/7.45  SPASS derived 12276 clauses, backtracked 5311 clauses, performed 68 splits and kept 10508 clauses.
% 7.24/7.45  SPASS allocated 89172 KBytes.
% 7.24/7.45  SPASS spent	0:00:05.93 on the problem.
% 7.24/7.45  		0:00:00.04 for the input.
% 7.24/7.45  		0:00:00.00 for the FLOTTER CNF translation.
% 7.24/7.45  		0:00:00.11 for inferences.
% 7.24/7.45  		0:00:00.16 for the backtracking.
% 7.24/7.45  		0:00:05.41 for the reduction.
% 7.24/7.45  
% 7.24/7.45  
% 7.24/7.45  Here is a proof with depth 3, length 40 :
% 7.24/7.45  % SZS output start Refutation
% See solution above
% 7.24/7.45  Formulae used in the proof : co1_1 co1_5 co1_6 co1_7 co1_8 co1_9 co1_10 co1_14 co1_15 clause47 clause72 clause85 clause86 clause140 clause141 clause157 clause179
% 7.24/7.45  
%------------------------------------------------------------------------------