TSTP Solution File: SWC047-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SWC047-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n025.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 22:01:21 EDT 2022

% Result   : Unsatisfiable 0.18s 0.47s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   24 (  12 unt;   2 nHn;  24 RR)
%            Number of literals    :   51 (   0 equ;  32 neg)
%            Maximal clause size   :    5 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ssList(sk1),
    file('SWC047-1.p',unknown),
    [] ).

cnf(5,axiom,
    equal(sk2,sk4),
    file('SWC047-1.p',unknown),
    [] ).

cnf(6,axiom,
    equal(sk3,sk1),
    file('SWC047-1.p',unknown),
    [] ).

cnf(7,axiom,
    equal(sk4,sk3),
    file('SWC047-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( equal(nil,sk2)
    | neq(sk2,nil) ),
    file('SWC047-1.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ ssList(u)
    | ~ neq(u,nil)
    | ~ rearsegP(sk2,u)
    | ~ rearsegP(sk1,u)
    | equal(nil,sk2) ),
    file('SWC047-1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ equal(nil,sk1)
    | neq(sk2,nil) ),
    file('SWC047-1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ ssList(u)
    | ~ equal(nil,sk1)
    | ~ neq(u,nil)
    | ~ rearsegP(sk2,u)
    | ~ rearsegP(sk1,u) ),
    file('SWC047-1.p',unknown),
    [] ).

cnf(70,axiom,
    ( ~ ssList(u)
    | rearsegP(u,u) ),
    file('SWC047-1.p',unknown),
    [] ).

cnf(199,plain,
    equal(sk4,sk1),
    inference(rew,[status(thm),theory(equality)],[6,7]),
    [iquote('0:Rew:6.0,7.0')] ).

cnf(201,plain,
    equal(sk2,sk1),
    inference(rew,[status(thm),theory(equality)],[199,5]),
    [iquote('0:Rew:199.0,5.0')] ).

cnf(203,plain,
    ( equal(nil,sk1)
    | neq(sk1,nil) ),
    inference(rew,[status(thm),theory(equality)],[201,8]),
    [iquote('0:Rew:201.0,8.1,201.0,8.0')] ).

cnf(204,plain,
    ( ~ equal(nil,sk1)
    | neq(sk1,nil) ),
    inference(rew,[status(thm),theory(equality)],[201,10]),
    [iquote('0:Rew:201.0,10.1')] ).

cnf(205,plain,
    ( ~ ssList(u)
    | ~ neq(u,nil)
    | ~ rearsegP(sk1,u)
    | ~ rearsegP(sk1,u)
    | equal(nil,sk1) ),
    inference(rew,[status(thm),theory(equality)],[201,9]),
    [iquote('0:Rew:201.0,9.4,201.0,9.2')] ).

cnf(206,plain,
    ( ~ ssList(u)
    | ~ neq(u,nil)
    | ~ rearsegP(sk1,u)
    | equal(nil,sk1) ),
    inference(obv,[status(thm),theory(equality)],[205]),
    [iquote('0:Obv:205.2')] ).

cnf(207,plain,
    ( ~ ssList(u)
    | ~ equal(sk1,sk1)
    | ~ neq(u,nil)
    | ~ rearsegP(sk1,u)
    | ~ rearsegP(sk1,u) ),
    inference(rew,[status(thm),theory(equality)],[201,11,206]),
    [iquote('0:Rew:201.0,11.3,206.3,11.1')] ).

cnf(208,plain,
    ( ~ ssList(u)
    | ~ neq(u,nil)
    | ~ rearsegP(sk1,u) ),
    inference(obv,[status(thm),theory(equality)],[207]),
    [iquote('0:Obv:207.3')] ).

cnf(244,plain,
    ( ~ neq(sk1,nil)
    | ~ rearsegP(sk1,sk1) ),
    inference(res,[status(thm),theory(equality)],[1,208]),
    [iquote('0:Res:1.0,208.0')] ).

cnf(299,plain,
    rearsegP(sk1,sk1),
    inference(res,[status(thm),theory(equality)],[1,70]),
    [iquote('0:Res:1.0,70.0')] ).

cnf(405,plain,
    ~ neq(sk1,nil),
    inference(mrr,[status(thm)],[244,299]),
    [iquote('0:MRR:244.1,299.0')] ).

cnf(406,plain,
    equal(nil,sk1),
    inference(mrr,[status(thm)],[203,405]),
    [iquote('0:MRR:203.1,405.0')] ).

cnf(407,plain,
    ~ equal(nil,sk1),
    inference(mrr,[status(thm)],[204,405]),
    [iquote('0:MRR:204.1,405.0')] ).

cnf(466,plain,
    ~ equal(sk1,sk1),
    inference(rew,[status(thm),theory(equality)],[406,407]),
    [iquote('0:Rew:406.0,407.0')] ).

cnf(467,plain,
    $false,
    inference(obv,[status(thm),theory(equality)],[466]),
    [iquote('0:Obv:466.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : SWC047-1 : TPTP v8.1.0. Released v2.4.0.
% 0.06/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n025.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun Jun 12 04:49:23 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.47  
% 0.18/0.47  SPASS V 3.9 
% 0.18/0.47  SPASS beiseite: Proof found.
% 0.18/0.47  % SZS status Theorem
% 0.18/0.47  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.18/0.47  SPASS derived 258 clauses, backtracked 0 clauses, performed 0 splits and kept 229 clauses.
% 0.18/0.47  SPASS allocated 76180 KBytes.
% 0.18/0.47  SPASS spent	0:00:00.12 on the problem.
% 0.18/0.47  		0:00:00.04 for the input.
% 0.18/0.47  		0:00:00.00 for the FLOTTER CNF translation.
% 0.18/0.47  		0:00:00.00 for inferences.
% 0.18/0.47  		0:00:00.00 for the backtracking.
% 0.18/0.47  		0:00:00.03 for the reduction.
% 0.18/0.47  
% 0.18/0.47  
% 0.18/0.47  Here is a proof with depth 1, length 24 :
% 0.18/0.47  % SZS output start Refutation
% See solution above
% 0.18/0.47  Formulae used in the proof : co1_1 co1_5 co1_6 co1_7 co1_8 co1_9 co1_10 co1_11 clause59
% 0.18/0.47  
%------------------------------------------------------------------------------