TSTP Solution File: SET839-2 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET839-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n019.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 05:29:07 EDT 2022

% Result   : Unsatisfiable 0.19s 0.41s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   15 (   4 unt;   5 nHn;  15 RR)
%            Number of literals    :   34 (   0 equ;  14 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    c_in(u,c_insert(u,v,w),w),
    file('SET839-2.p',unknown),
    [] ).

cnf(2,axiom,
    ( c_lessequals(u,v,tc_set(w))
    | c_in(c_Main_OsubsetI__1(u,v,w),u,w) ),
    file('SET839-2.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ c_in(c_Main_OsubsetI__1(u,v,w),v,w)
    | c_lessequals(u,v,tc_set(w)) ),
    file('SET839-2.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ c_lessequals(u,v,tc_set(w))
    | ~ c_lessequals(v,u,tc_set(w))
    | equal(u,v) ),
    file('SET839-2.p',unknown),
    [] ).

cnf(5,axiom,
    ~ c_lessequals(v_S,c_insert(u,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))),
    file('SET839-2.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ c_in(u,v_S,tc_set(t_a))
    | ~ c_in(v,v_S,tc_set(t_a))
    | c_lessequals(u,v,tc_set(t_a)) ),
    file('SET839-2.p',unknown),
    [] ).

cnf(12,plain,
    ( ~ c_in(u,v_S,tc_set(t_a))
    | ~ c_in(v,v_S,tc_set(t_a))
    | ~ c_lessequals(v,u,tc_set(t_a))
    | equal(u,v) ),
    inference(res,[status(thm),theory(equality)],[6,4]),
    [iquote('0:Res:6.2,4.0')] ).

cnf(13,plain,
    ( ~ c_in(u,v_S,tc_set(t_a))
    | ~ c_in(v,v_S,tc_set(t_a))
    | equal(u,v) ),
    inference(mrr,[status(thm)],[12,6]),
    [iquote('0:MRR:12.2,6.2')] ).

cnf(14,plain,
    ( ~ c_in(u,v_S,tc_set(t_a))
    | c_lessequals(v_S,v,tc_set(tc_set(t_a)))
    | equal(c_Main_OsubsetI__1(v_S,v,tc_set(t_a)),u) ),
    inference(res,[status(thm),theory(equality)],[2,13]),
    [iquote('0:Res:2.1,13.0')] ).

cnf(15,plain,
    ( c_lessequals(v_S,u,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,v,tc_set(tc_set(t_a)))
    | equal(c_Main_OsubsetI__1(v_S,v,tc_set(t_a)),c_Main_OsubsetI__1(v_S,u,tc_set(t_a))) ),
    inference(res,[status(thm),theory(equality)],[2,14]),
    [iquote('0:Res:2.1,14.0')] ).

cnf(27,plain,
    ( c_lessequals(v_S,u,tc_set(tc_set(t_a)))
    | equal(c_Main_OsubsetI__1(v_S,c_insert(v,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_Main_OsubsetI__1(v_S,u,tc_set(t_a))) ),
    inference(res,[status(thm),theory(equality)],[15,5]),
    [iquote('0:Res:15.1,5.0')] ).

cnf(54,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(u,c_emptyset,tc_set(t_a)),tc_set(t_a)),v,tc_set(t_a))
    | c_lessequals(v_S,v,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,v,tc_set(tc_set(t_a))) ),
    inference(spl,[status(thm),theory(equality)],[27,3]),
    [iquote('0:SpL:27.1,3.0')] ).

cnf(58,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(u,c_emptyset,tc_set(t_a)),tc_set(t_a)),v,tc_set(t_a))
    | c_lessequals(v_S,v,tc_set(tc_set(t_a))) ),
    inference(obv,[status(thm),theory(equality)],[54]),
    [iquote('0:Obv:54.1')] ).

cnf(116,plain,
    c_lessequals(v_S,c_insert(c_Main_OsubsetI__1(v_S,c_insert(u,c_emptyset,tc_set(t_a)),tc_set(t_a)),v,tc_set(t_a)),tc_set(tc_set(t_a))),
    inference(res,[status(thm),theory(equality)],[1,58]),
    [iquote('0:Res:1.0,58.0')] ).

cnf(119,plain,
    $false,
    inference(unc,[status(thm)],[116,5]),
    [iquote('0:UnC:116.0,5.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : SET839-2 : TPTP v8.1.0. Released v3.2.0.
% 0.10/0.12  % Command  : run_spass %d %s
% 0.11/0.33  % Computer : n019.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 600
% 0.11/0.33  % DateTime : Sun Jul 10 14:13:53 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 0.19/0.41  
% 0.19/0.41  SPASS V 3.9 
% 0.19/0.41  SPASS beiseite: Proof found.
% 0.19/0.41  % SZS status Theorem
% 0.19/0.41  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.19/0.41  SPASS derived 77 clauses, backtracked 1 clauses, performed 1 splits and kept 22 clauses.
% 0.19/0.41  SPASS allocated 63173 KBytes.
% 0.19/0.41  SPASS spent	0:00:00.06 on the problem.
% 0.19/0.41  		0:00:00.03 for the input.
% 0.19/0.41  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.41  		0:00:00.00 for inferences.
% 0.19/0.41  		0:00:00.00 for the backtracking.
% 0.19/0.41  		0:00:00.00 for the reduction.
% 0.19/0.41  
% 0.19/0.41  
% 0.19/0.41  Here is a proof with depth 6, length 15 :
% 0.19/0.41  % SZS output start Refutation
% See solution above
% 0.19/0.41  Formulae used in the proof : cls_Set_OinsertCI_1 cls_Set_OsubsetI_0 cls_Set_OsubsetI_1 cls_Set_Osubset__antisym_0 cls_conjecture_0 cls_conjecture_1
% 0.19/0.41  
%------------------------------------------------------------------------------