TSTP Solution File: SEU103+1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SEU103+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n024.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 14:33:58 EDT 2022

% Result   : Theorem 0.19s 0.54s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   15
% Syntax   : Number of clauses     :   33 (  15 unt;  13 nHn;  33 RR)
%            Number of literals    :   80 (   0 equ;  39 neg)
%            Maximal clause size   :    5 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   6 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    preboolean(skc7),
    file('SEU103+1.p',unknown),
    [] ).

cnf(9,axiom,
    element(skc9,skc7),
    file('SEU103+1.p',unknown),
    [] ).

cnf(10,axiom,
    element(skc8,skc7),
    file('SEU103+1.p',unknown),
    [] ).

cnf(11,axiom,
    ~ empty(skc7),
    file('SEU103+1.p',unknown),
    [] ).

cnf(29,axiom,
    ( ~ preboolean(u)
    | cup_closed(u) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(30,axiom,
    ( ~ preboolean(u)
    | diff_closed(u) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(43,axiom,
    ~ element(symmetric_difference(skc9,skc8),skc7),
    file('SEU103+1.p',unknown),
    [] ).

cnf(49,axiom,
    equal(symmetric_difference(u,v),symmetric_difference(v,u)),
    file('SEU103+1.p',unknown),
    [] ).

cnf(54,axiom,
    ( ~ empty(u)
    | ~ in(v,u) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(59,axiom,
    ( ~ element(u,v)
    | empty(v)
    | in(u,v) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(64,axiom,
    equal(set_union2(set_difference(u,v),set_difference(v,u)),symmetric_difference(u,v)),
    file('SEU103+1.p',unknown),
    [] ).

cnf(68,axiom,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | element(prebool_union2(u,w,v),u)
    | empty(u) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(69,axiom,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | element(prebool_difference(u,w,v),u)
    | empty(u) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(70,axiom,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | empty(u)
    | equal(prebool_difference(u,v,w),set_difference(v,w)) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(71,axiom,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | empty(u)
    | equal(prebool_union2(u,v,w),set_union2(v,w)) ),
    file('SEU103+1.p',unknown),
    [] ).

cnf(73,plain,
    ~ element(symmetric_difference(skc8,skc9),skc7),
    inference(rew,[status(thm),theory(equality)],[49,43]),
    [iquote('0:Rew:49.0,43.0')] ).

cnf(74,plain,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | empty(u)
    | element(set_difference(v,w),u) ),
    inference(rew,[status(thm),theory(equality)],[70,69]),
    [iquote('0:Rew:70.3,69.3')] ).

cnf(75,plain,
    ( ~ preboolean(u)
    | ~ element(v,u)
    | ~ element(w,u)
    | empty(u)
    | element(set_union2(v,w),u) ),
    inference(rew,[status(thm),theory(equality)],[71,68]),
    [iquote('0:Rew:71.3,68.3')] ).

cnf(82,plain,
    cup_closed(skc7),
    inference(res,[status(thm),theory(equality)],[1,29]),
    [iquote('0:Res:1.0,29.0')] ).

cnf(83,plain,
    diff_closed(skc7),
    inference(res,[status(thm),theory(equality)],[1,30]),
    [iquote('0:Res:1.0,30.0')] ).

cnf(99,plain,
    ( ~ preboolean(skc7)
    | ~ element(u,skc7)
    | element(set_difference(u,skc8),skc7)
    | empty(skc7) ),
    inference(res,[status(thm),theory(equality)],[10,74]),
    [iquote('0:Res:10.0,74.1')] ).

cnf(104,plain,
    ( ~ preboolean(skc7)
    | ~ element(u,skc7)
    | element(set_difference(skc8,u),skc7)
    | empty(skc7) ),
    inference(res,[status(thm),theory(equality)],[10,74]),
    [iquote('0:Res:10.0,74.2')] ).

cnf(116,plain,
    ( in(skc9,skc7)
    | empty(skc7) ),
    inference(res,[status(thm),theory(equality)],[9,59]),
    [iquote('0:Res:9.0,59.0')] ).

cnf(120,plain,
    in(skc9,skc7),
    inference(mrr,[status(thm)],[116,11]),
    [iquote('0:MRR:116.1,11.0')] ).

cnf(125,plain,
    ( ~ element(u,skc7)
    | element(set_difference(u,skc8),skc7) ),
    inference(mrr,[status(thm)],[99,1,11]),
    [iquote('0:MRR:99.0,99.3,1.0,11.0')] ).

cnf(127,plain,
    ( ~ element(u,skc7)
    | element(set_difference(skc8,u),skc7) ),
    inference(mrr,[status(thm)],[104,1,11]),
    [iquote('0:MRR:104.0,104.3,1.0,11.0')] ).

cnf(164,plain,
    element(set_difference(skc8,skc9),skc7),
    inference(res,[status(thm),theory(equality)],[9,127]),
    [iquote('0:Res:9.0,127.0')] ).

cnf(166,plain,
    element(set_difference(skc9,skc8),skc7),
    inference(res,[status(thm),theory(equality)],[9,125]),
    [iquote('0:Res:9.0,125.0')] ).

cnf(250,plain,
    ~ empty(skc7),
    inference(res,[status(thm),theory(equality)],[120,54]),
    [iquote('0:Res:120.0,54.1')] ).

cnf(488,plain,
    ( ~ preboolean(u)
    | ~ element(set_difference(v,w),u)
    | ~ element(set_difference(w,v),u)
    | empty(u)
    | element(symmetric_difference(v,w),u) ),
    inference(spr,[status(thm),theory(equality)],[64,75]),
    [iquote('0:SpR:64.0,75.4')] ).

cnf(1541,plain,
    ( ~ preboolean(skc7)
    | ~ element(set_difference(skc9,skc8),skc7)
    | empty(skc7)
    | element(symmetric_difference(skc8,skc9),skc7) ),
    inference(res,[status(thm),theory(equality)],[164,488]),
    [iquote('0:Res:164.0,488.1')] ).

cnf(1551,plain,
    ( ~ element(set_difference(skc9,skc8),skc7)
    | empty(skc7)
    | element(symmetric_difference(skc8,skc9),skc7) ),
    inference(ssi,[status(thm)],[1541,1,83,82]),
    [iquote('0:SSi:1541.0,1.0,83.0,82.0')] ).

cnf(1552,plain,
    $false,
    inference(mrr,[status(thm)],[1551,166,250,73]),
    [iquote('0:MRR:1551.0,1551.1,1551.2,166.0,250.0,73.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SEU103+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.13  % Command  : run_spass %d %s
% 0.13/0.34  % Computer : n024.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jun 19 08:30:32 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.54  
% 0.19/0.54  SPASS V 3.9 
% 0.19/0.54  SPASS beiseite: Proof found.
% 0.19/0.54  % SZS status Theorem
% 0.19/0.54  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.19/0.54  SPASS derived 1281 clauses, backtracked 0 clauses, performed 0 splits and kept 589 clauses.
% 0.19/0.54  SPASS allocated 98761 KBytes.
% 0.19/0.54  SPASS spent	0:00:00.18 on the problem.
% 0.19/0.54  		0:00:00.04 for the input.
% 0.19/0.54  		0:00:00.03 for the FLOTTER CNF translation.
% 0.19/0.54  		0:00:00.02 for inferences.
% 0.19/0.54  		0:00:00.00 for the backtracking.
% 0.19/0.54  		0:00:00.06 for the reduction.
% 0.19/0.54  
% 0.19/0.54  
% 0.19/0.54  Here is a proof with depth 3, length 33 :
% 0.19/0.54  % SZS output start Refutation
% See solution above
% 0.19/0.54  Formulae used in the proof : t14_finsub_1 cc1_finsub_1 commutativity_k5_xboole_0 t7_boole t2_subset d6_xboole_0 dt_k1_finsub_1 dt_k2_finsub_1 redefinition_k2_finsub_1 redefinition_k1_finsub_1
% 0.19/0.54  
%------------------------------------------------------------------------------