TSTP Solution File: KRS071+1 by SPASS---3.9

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%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : KRS071+1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n020.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 : Sun Jul 17 03:30:27 EDT 2022

% Result   : Unsatisfiable 0.19s 0.49s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   24 (   6 unt;  10 nHn;  24 RR)
%            Number of literals    :   72 (   0 equ;  34 neg)
%            Maximal clause size   :    7 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-1 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(2,axiom,
    cUnsatisfiable(i2003_11_14_17_18_39380),
    file('KRS071+1.p',unknown),
    [] ).

cnf(4,axiom,
    cp3(skf8(u)),
    file('KRS071+1.p',unknown),
    [] ).

cnf(5,axiom,
    cp2(skf7(u)),
    file('KRS071+1.p',unknown),
    [] ).

cnf(6,axiom,
    cp1(skf6(u)),
    file('KRS071+1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ cp1(u)
    | ~ cp2(u) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ cp1(u)
    | ~ cp3(u) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ cp2(u)
    | ~ cp3(u) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ cUnsatisfiable(u)
    | rr(u,skf6(u)) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(20,axiom,
    ( ~ cUnsatisfiable(u)
    | rr(u,skf7(u)) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(21,axiom,
    ( ~ cUnsatisfiable(u)
    | rr(u,skf8(u)) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(24,axiom,
    ( ~ cUnsatisfiable(u)
    | ~ rr(u,v)
    | ~ rr(u,w)
    | ~ rr(u,x)
    | equal(x,w)
    | equal(v,w)
    | equal(v,x) ),
    file('KRS071+1.p',unknown),
    [] ).

cnf(37,plain,
    ( ~ cUnsatisfiable(u)
    | ~ cUnsatisfiable(u)
    | ~ rr(u,v)
    | ~ rr(u,w)
    | equal(w,v)
    | equal(skf6(u),v)
    | equal(skf6(u),w) ),
    inference(res,[status(thm),theory(equality)],[19,24]),
    [iquote('0:Res:19.1,24.1')] ).

cnf(39,plain,
    ( ~ cUnsatisfiable(u)
    | ~ rr(u,v)
    | ~ rr(u,w)
    | equal(w,v)
    | equal(skf6(u),v)
    | equal(skf6(u),w) ),
    inference(obv,[status(thm),theory(equality)],[37]),
    [iquote('0:Obv:37.0')] ).

cnf(43,plain,
    ( ~ cUnsatisfiable(u)
    | ~ cUnsatisfiable(u)
    | ~ rr(u,v)
    | equal(v,skf7(u))
    | equal(skf7(u),skf6(u))
    | equal(skf6(u),v) ),
    inference(res,[status(thm),theory(equality)],[20,39]),
    [iquote('0:Res:20.1,39.1')] ).

cnf(46,plain,
    ( ~ cUnsatisfiable(u)
    | ~ rr(u,v)
    | equal(v,skf7(u))
    | equal(skf7(u),skf6(u))
    | equal(skf6(u),v) ),
    inference(obv,[status(thm),theory(equality)],[43]),
    [iquote('0:Obv:43.0')] ).

cnf(48,plain,
    ( ~ cUnsatisfiable(u)
    | ~ cUnsatisfiable(u)
    | equal(skf8(u),skf7(u))
    | equal(skf7(u),skf6(u))
    | equal(skf8(u),skf6(u)) ),
    inference(res,[status(thm),theory(equality)],[21,46]),
    [iquote('0:Res:21.1,46.1')] ).

cnf(52,plain,
    ( ~ cUnsatisfiable(u)
    | equal(skf8(u),skf7(u))
    | equal(skf7(u),skf6(u))
    | equal(skf8(u),skf6(u)) ),
    inference(obv,[status(thm),theory(equality)],[48]),
    [iquote('0:Obv:48.0')] ).

cnf(58,plain,
    ( ~ cUnsatisfiable(u)
    | equal(skf7(u),skf6(u))
    | equal(skf8(u),skf6(u))
    | cp3(skf7(u)) ),
    inference(spr,[status(thm),theory(equality)],[52,4]),
    [iquote('0:SpR:52.1,4.0')] ).

cnf(64,plain,
    ( ~ cUnsatisfiable(u)
    | equal(skf8(u),skf6(u))
    | equal(skf7(u),skf6(u)) ),
    inference(ems,[status(thm)],[14,5,58]),
    [iquote('0:EmS:14.0,14.1,5.0,58.3')] ).

cnf(65,plain,
    ( ~ cUnsatisfiable(u)
    | equal(skf7(u),skf6(u))
    | cp3(skf6(u)) ),
    inference(spr,[status(thm),theory(equality)],[64,4]),
    [iquote('0:SpR:64.1,4.0')] ).

cnf(71,plain,
    ( ~ cUnsatisfiable(u)
    | equal(skf7(u),skf6(u)) ),
    inference(ems,[status(thm)],[11,6,65]),
    [iquote('0:EmS:11.0,11.1,6.0,65.2')] ).

cnf(79,plain,
    ( ~ cUnsatisfiable(u)
    | cp2(skf6(u)) ),
    inference(spr,[status(thm),theory(equality)],[71,5]),
    [iquote('0:SpR:71.1,5.0')] ).

cnf(81,plain,
    ~ cUnsatisfiable(u),
    inference(ems,[status(thm)],[10,6,79]),
    [iquote('0:EmS:10.0,10.1,6.0,79.1')] ).

cnf(82,plain,
    $false,
    inference(unc,[status(thm)],[81,2]),
    [iquote('0:UnC:81.0,2.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : KRS071+1 : TPTP v8.1.0. Released v3.1.0.
% 0.03/0.13  % Command  : run_spass %d %s
% 0.13/0.34  % Computer : n020.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 : Tue Jun  7 12:41:06 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.19/0.49  
% 0.19/0.49  SPASS V 3.9 
% 0.19/0.49  SPASS beiseite: Proof found.
% 0.19/0.49  % SZS status Theorem
% 0.19/0.49  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.49  SPASS derived 40 clauses, backtracked 0 clauses, performed 0 splits and kept 50 clauses.
% 0.19/0.49  SPASS allocated 98350 KBytes.
% 0.19/0.49  SPASS spent	0:00:00.13 on the problem.
% 0.19/0.49  		0:00:00.04 for the input.
% 0.19/0.49  		0:00:00.06 for the FLOTTER CNF translation.
% 0.19/0.49  		0:00:00.00 for inferences.
% 0.19/0.49  		0:00:00.00 for the backtracking.
% 0.19/0.49  		0:00:00.01 for the reduction.
% 0.19/0.49  
% 0.19/0.49  
% 0.19/0.49  Here is a proof with depth 9, length 24 :
% 0.19/0.49  % SZS output start Refutation
% See solution above
% 0.19/0.49  Formulae used in the proof : axiom_8 axiom_2 axiom_3 axiom_4
% 0.19/0.49  
%------------------------------------------------------------------------------