TSTP Solution File: LCL106-1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : LCL106-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %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  : 300s
% DateTime : Wed Aug 31 17:38:52 EDT 2022

% Result   : Unsatisfiable 0.20s 0.56s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   12 (   5 unt;   0 def)
%            Number of atoms       :   22 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   21 (  11   ~;  10   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   5 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   31 (  31   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f68,plain,
    $false,
    inference(resolution,[],[f40,f4]) ).

fof(f4,axiom,
    ~ is_a_theorem(equivalent(equivalent(a,b),equivalent(equivalent(c,a),equivalent(c,b)))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_q_2) ).

fof(f40,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(equivalent(X2,X0),equivalent(X2,X1)))),
    inference(resolution,[],[f17,f3]) ).

fof(f3,axiom,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),equivalent(X0,X2)),equivalent(X1,X2))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',q_4) ).

fof(f17,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(X0,X1),X2),X3))
      | is_a_theorem(equivalent(X2,equivalent(equivalent(X1,X0),X3))) ),
    inference(resolution,[],[f13,f6]) ).

fof(f6,plain,
    ! [X2,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(X0,X1),equivalent(X0,X2)))
      | is_a_theorem(equivalent(X1,X2)) ),
    inference(resolution,[],[f3,f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | ~ is_a_theorem(X0)
      | is_a_theorem(X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',condensed_detachment) ).

fof(f13,plain,
    ! [X2,X3,X0,X1] :
      ( is_a_theorem(equivalent(X0,equivalent(equivalent(X2,X3),equivalent(equivalent(X3,X2),X1))))
      | ~ is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f10,f2]) ).

fof(f2,axiom,
    ! [X2,X0,X1] : is_a_theorem(equivalent(X0,equivalent(equivalent(X1,X2),equivalent(equivalent(X2,X1),X0)))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',q_1) ).

fof(f10,plain,
    ! [X2,X0,X1] :
      ( ~ is_a_theorem(equivalent(X1,X2))
      | ~ is_a_theorem(equivalent(X0,X1))
      | is_a_theorem(equivalent(X0,X2)) ),
    inference(resolution,[],[f7,f6]) ).

fof(f7,plain,
    ! [X2,X0,X1] :
      ( is_a_theorem(equivalent(equivalent(X2,X1),X0))
      | ~ is_a_theorem(equivalent(X1,X2))
      | ~ is_a_theorem(X0) ),
    inference(resolution,[],[f5,f1]) ).

fof(f5,plain,
    ! [X2,X0,X1] :
      ( is_a_theorem(equivalent(equivalent(X1,X2),equivalent(equivalent(X2,X1),X0)))
      | ~ is_a_theorem(X0) ),
    inference(resolution,[],[f2,f1]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : LCL106-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.14/0.34  % Computer : n022.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit   : 300
% 0.14/0.34  % WCLimit    : 300
% 0.14/0.34  % DateTime   : Tue Aug 30 01:36:41 EDT 2022
% 0.14/0.34  % CPUTime    : 
% 0.20/0.53  % (25272)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=49:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/49Mi)
% 0.20/0.55  % (25272)First to succeed.
% 0.20/0.55  % (25288)ott+21_1:1_erd=off:s2a=on:sac=on:sd=1:sgt=64:sos=on:ss=included:st=3.0:to=lpo:urr=on:i=97:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/97Mi)
% 0.20/0.56  % (25289)lrs+1011_1:1_aac=none:bsr=unit_only:ep=R:sac=on:sos=all:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.20/0.56  % (25280)dis+1011_3:29_av=off:awrs=decay:awrsf=32:bce=on:drc=off:fde=unused:gsp=on:irw=on:nwc=2.0:spb=goal_then_units:updr=off:urr=ec_only:i=29:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/29Mi)
% 0.20/0.56  % (25272)Refutation found. Thanks to Tanya!
% 0.20/0.56  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.56  % (25272)------------------------------
% 0.20/0.56  % (25272)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.56  % (25272)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.56  % (25272)Termination reason: Refutation
% 0.20/0.56  
% 0.20/0.56  % (25272)Memory used [KB]: 1407
% 0.20/0.56  % (25272)Time elapsed: 0.121 s
% 0.20/0.56  % (25272)Instructions burned: 6 (million)
% 0.20/0.56  % (25272)------------------------------
% 0.20/0.56  % (25272)------------------------------
% 0.20/0.56  % (25265)Success in time 0.212 s
%------------------------------------------------------------------------------