TSTP Solution File: SWC028-1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SWC028-1 : 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 22:01:12 EDT 2022

% Result   : Unsatisfiable 0.69s 0.87s
% Output   : Refutation 0.69s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   17
% Syntax   : Number of clauses     :   42 (  22 unt;  11 nHn;  42 RR)
%            Number of literals    :   66 (   0 equ;  21 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :   12 (  11 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   7 con; 0-0 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ssList(sk1),
    file('SWC028-1.p',unknown),
    [] ).

cnf(5,axiom,
    equal(sk4,sk2),
    file('SWC028-1.p',unknown),
    [] ).

cnf(6,axiom,
    equal(sk3,sk1),
    file('SWC028-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( equal(nil,sk2)
    | equal(nil,sk1) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ equal(nil,sk1)
    | ~ equal(nil,sk2) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(11,axiom,
    ( equal(nil,sk4)
    | neq(sk3,nil) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(12,axiom,
    ( equal(nil,sk4)
    | rearsegP(sk4,sk3) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(14,axiom,
    ( equal(nil,sk3)
    | rearsegP(sk4,sk3) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(15,axiom,
    equalelemsP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(16,axiom,
    duplicatefreeP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(17,axiom,
    strictorderedP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(18,axiom,
    totalorderedP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(19,axiom,
    strictorderP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(20,axiom,
    totalorderP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(21,axiom,
    cyclefreeP(nil),
    file('SWC028-1.p',unknown),
    [] ).

cnf(96,axiom,
    ( ~ ssList(u)
    | ~ rearsegP(nil,u)
    | equal(nil,u) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(129,axiom,
    ( ~ ssList(u)
    | ~ ssList(v)
    | ~ neq(u,v)
    | ~ equal(u,v) ),
    file('SWC028-1.p',unknown),
    [] ).

cnf(202,plain,
    ( equal(nil,sk1)
    | rearsegP(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[5,14,6]),
    [iquote('0:Rew:5.0,14.1,6.0,14.1,6.0,14.0')] ).

cnf(204,plain,
    ( equal(nil,sk2)
    | rearsegP(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[5,12,6]),
    [iquote('0:Rew:5.0,12.1,6.0,12.1,5.0,12.0')] ).

cnf(205,plain,
    ( equal(sk2,sk1)
    | rearsegP(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[204,202]),
    [iquote('0:Rew:204.0,202.0')] ).

cnf(206,plain,
    ( equal(nil,sk2)
    | neq(sk1,nil) ),
    inference(rew,[status(thm),theory(equality)],[6,11,5]),
    [iquote('0:Rew:6.0,11.1,5.0,11.0')] ).

cnf(208,plain,
    ( equal(nil,sk2)
    | neq(sk1,sk1) ),
    inference(rew,[status(thm),theory(equality)],[7,206]),
    [iquote('0:Rew:7.1,206.1')] ).

cnf(209,plain,
    ( equal(nil,sk1)
    | rearsegP(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[205,204]),
    [iquote('0:Rew:205.0,204.0')] ).

cnf(441,plain,
    ( ~ ssList(u)
    | ~ neq(u,sk1)
    | ~ equal(u,sk1) ),
    inference(res,[status(thm),theory(equality)],[1,129]),
    [iquote('0:Res:1.0,129.0')] ).

cnf(456,plain,
    ( ~ rearsegP(nil,sk1)
    | equal(nil,sk1) ),
    inference(res,[status(thm),theory(equality)],[1,96]),
    [iquote('0:Res:1.0,96.0')] ).

cnf(560,plain,
    ( ~ rearsegP(sk2,sk1)
    | equal(nil,sk1) ),
    inference(rew,[status(thm),theory(equality)],[7,456]),
    [iquote('0:Rew:7.0,456.0')] ).

cnf(561,plain,
    equal(nil,sk1),
    inference(mrr,[status(thm)],[560,209]),
    [iquote('0:MRR:560.0,209.1')] ).

cnf(563,plain,
    cyclefreeP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,21]),
    [iquote('0:Rew:561.0,21.0')] ).

cnf(564,plain,
    totalorderP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,20]),
    [iquote('0:Rew:561.0,20.0')] ).

cnf(565,plain,
    strictorderP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,19]),
    [iquote('0:Rew:561.0,19.0')] ).

cnf(566,plain,
    totalorderedP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,18]),
    [iquote('0:Rew:561.0,18.0')] ).

cnf(567,plain,
    strictorderedP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,17]),
    [iquote('0:Rew:561.0,17.0')] ).

cnf(568,plain,
    duplicatefreeP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,16]),
    [iquote('0:Rew:561.0,16.0')] ).

cnf(569,plain,
    equalelemsP(sk1),
    inference(rew,[status(thm),theory(equality)],[561,15]),
    [iquote('0:Rew:561.0,15.0')] ).

cnf(582,plain,
    ( ~ equal(nil,sk1)
    | ~ equal(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[561,10]),
    [iquote('0:Rew:561.0,10.1')] ).

cnf(583,plain,
    ( equal(sk2,sk1)
    | neq(sk1,sk1) ),
    inference(rew,[status(thm),theory(equality)],[561,208]),
    [iquote('0:Rew:561.0,208.0')] ).

cnf(642,plain,
    ( ~ equal(sk1,sk1)
    | ~ equal(sk2,sk1) ),
    inference(rew,[status(thm),theory(equality)],[561,582]),
    [iquote('0:Rew:561.0,582.0')] ).

cnf(643,plain,
    ~ equal(sk2,sk1),
    inference(obv,[status(thm),theory(equality)],[642]),
    [iquote('0:Obv:642.0')] ).

cnf(646,plain,
    neq(sk1,sk1),
    inference(mrr,[status(thm)],[583,643]),
    [iquote('0:MRR:583.0,643.0')] ).

cnf(1271,plain,
    ( ~ ssList(sk1)
    | ~ equal(sk1,sk1) ),
    inference(res,[status(thm),theory(equality)],[646,441]),
    [iquote('0:Res:646.0,441.1')] ).

cnf(1275,plain,
    ~ ssList(sk1),
    inference(obv,[status(thm),theory(equality)],[1271]),
    [iquote('0:Obv:1271.1')] ).

cnf(1276,plain,
    $false,
    inference(ssi,[status(thm)],[1275,569,568,565,564,563,567,566,1]),
    [iquote('0:SSi:1275.0,569.0,568.0,565.0,564.0,563.0,567.0,566.0,1.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SWC028-1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.13  % Command  : run_spass %d %s
% 0.12/0.34  % Computer : n016.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 07:04:57 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.69/0.87  
% 0.69/0.87  SPASS V 3.9 
% 0.69/0.87  SPASS beiseite: Proof found.
% 0.69/0.87  % SZS status Theorem
% 0.69/0.87  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.69/0.87  SPASS derived 937 clauses, backtracked 431 clauses, performed 17 splits and kept 1337 clauses.
% 0.69/0.87  SPASS allocated 76988 KBytes.
% 0.69/0.87  SPASS spent	0:00:00.52 on the problem.
% 0.69/0.87  		0:00:00.04 for the input.
% 0.69/0.87  		0:00:00.00 for the FLOTTER CNF translation.
% 0.69/0.87  		0:00:00.00 for inferences.
% 0.69/0.87  		0:00:00.01 for the backtracking.
% 0.69/0.87  		0:00:00.31 for the reduction.
% 0.69/0.87  
% 0.69/0.87  
% 0.69/0.87  Here is a proof with depth 2, length 42 :
% 0.69/0.87  % SZS output start Refutation
% See solution above
% 0.69/0.87  Formulae used in the proof : co1_1 co1_5 co1_6 co1_7 co1_10 co1_11 co1_12 co1_14 clause1 clause2 clause3 clause4 clause5 clause6 clause7 clause82 clause115
% 0.69/0.87  
%------------------------------------------------------------------------------