TSTP Solution File: SYN587-1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SYN587-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n022.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 : Thu Jul 21 12:23:03 EDT 2022

% Result   : Unsatisfiable 2.33s 2.57s
% Output   : Refutation 2.33s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   15 (   7 unt;   0 nHn;  15 RR)
%            Number of literals    :   31 (   0 equ;  18 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   16 (  16 usr;  10 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    p3(u,u),
    file('SYN587-1.p',unknown),
    [] ).

cnf(4,axiom,
    p2(u,u),
    file('SYN587-1.p',unknown),
    [] ).

cnf(5,axiom,
    p3(c21,c19),
    file('SYN587-1.p',unknown),
    [] ).

cnf(15,axiom,
    ( ~ p3(u,v)
    | ~ p3(u,w)
    | p3(w,v) ),
    file('SYN587-1.p',unknown),
    [] ).

cnf(17,axiom,
    ( ~ p15(u,v)
    | ~ p2(v,w)
    | ~ p2(u,x)
    | p15(x,w) ),
    file('SYN587-1.p',unknown),
    [] ).

cnf(18,axiom,
    p15(f4(f6(f10(c16),f6(f7(f8(f9(c17))),c18)),c19),c20),
    file('SYN587-1.p',unknown),
    [] ).

cnf(19,axiom,
    ~ p15(f4(f6(f10(c16),f6(f7(f8(f9(c17))),c18)),c21),c20),
    file('SYN587-1.p',unknown),
    [] ).

cnf(20,axiom,
    ( ~ p3(u,v)
    | ~ p2(w,x)
    | p2(f4(w,u),f4(x,v)) ),
    file('SYN587-1.p',unknown),
    [] ).

cnf(48,plain,
    ( ~ p3(u,v)
    | p3(v,u) ),
    inference(res,[status(thm),theory(equality)],[3,15]),
    [iquote('0:Res:3.0,15.0')] ).

cnf(54,plain,
    p3(c19,c21),
    inference(res,[status(thm),theory(equality)],[5,48]),
    [iquote('0:Res:5.0,48.0')] ).

cnf(143,plain,
    ( ~ p2(c20,u)
    | ~ p2(f4(f6(f10(c16),f6(f7(f8(f9(c17))),c18)),c19),v)
    | p15(v,u) ),
    inference(res,[status(thm),theory(equality)],[18,17]),
    [iquote('0:Res:18.0,17.0')] ).

cnf(388,plain,
    ( ~ p3(c19,u)
    | ~ p2(f6(f10(c16),f6(f7(f8(f9(c17))),c18)),v)
    | ~ p2(c20,w)
    | p15(f4(v,u),w) ),
    inference(res,[status(thm),theory(equality)],[20,143]),
    [iquote('0:Res:20.2,143.1')] ).

cnf(1427,plain,
    ( ~ p3(c19,u)
    | ~ p2(c20,v)
    | p15(f4(f6(f10(c16),f6(f7(f8(f9(c17))),c18)),u),v) ),
    inference(res,[status(thm),theory(equality)],[4,388]),
    [iquote('0:Res:4.0,388.1')] ).

cnf(6402,plain,
    ( ~ p3(c19,c21)
    | ~ p2(c20,c20) ),
    inference(res,[status(thm),theory(equality)],[1427,19]),
    [iquote('0:Res:1427.2,19.0')] ).

cnf(6409,plain,
    $false,
    inference(mrr,[status(thm)],[6402,54,4]),
    [iquote('0:MRR:6402.0,6402.1,54.0,4.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem  : SYN587-1 : TPTP v8.1.0. Released v2.5.0.
% 0.08/0.14  % Command  : run_spass %d %s
% 0.15/0.35  % Computer : n022.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Mon Jul 11 18:29:25 EDT 2022
% 0.15/0.36  % CPUTime  : 
% 2.33/2.57  
% 2.33/2.57  SPASS V 3.9 
% 2.33/2.57  SPASS beiseite: Proof found.
% 2.33/2.57  % SZS status Theorem
% 2.33/2.57  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 2.33/2.57  SPASS derived 6322 clauses, backtracked 0 clauses, performed 0 splits and kept 3850 clauses.
% 2.33/2.57  SPASS allocated 66970 KBytes.
% 2.33/2.57  SPASS spent	0:00:02.18 on the problem.
% 2.33/2.57  		0:00:00.03 for the input.
% 2.33/2.57  		0:00:00.00 for the FLOTTER CNF translation.
% 2.33/2.57  		0:00:00.06 for inferences.
% 2.33/2.57  		0:00:00.00 for the backtracking.
% 2.33/2.57  		0:00:02.02 for the reduction.
% 2.33/2.57  
% 2.33/2.57  
% 2.33/2.57  Here is a proof with depth 4, length 15 :
% 2.33/2.57  % SZS output start Refutation
% See solution above
% 2.33/2.57  Formulae used in the proof : p3_3 p2_4 p3_5 p3_15 p15_17 p15_18 not_p15_19 p2_20
% 2.33/2.57  
%------------------------------------------------------------------------------