TSTP Solution File: LCL102-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : LCL102-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n004.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 : Sun May  5 07:44:03 EDT 2024

% Result   : Unsatisfiable 0.20s 0.47s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   19 (  13 unt;   0 def)
%            Number of atoms       :   26 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   15 (   8   ~;   7   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   5 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   63 (  63   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3660,plain,
    $false,
    inference(resolution,[],[f2491,f5]) ).

fof(f5,axiom,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,b),c),equivalent(equivalent(e,b),equivalent(equivalent(a,e),c)))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_p_1) ).

fof(f2491,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),X2),equivalent(equivalent(X3,X1),equivalent(equivalent(X0,X3),X2)))),
    inference(resolution,[],[f555,f228]) ).

fof(f228,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(X2,X1),X0),X3))
      | is_a_theorem(equivalent(X0,equivalent(equivalent(X1,X2),X3))) ),
    inference(resolution,[],[f53,f1]) ).

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

fof(f53,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(equivalent(X0,X1),X2),X3),equivalent(X2,equivalent(equivalent(X1,X0),X3)))),
    inference(resolution,[],[f27,f10]) ).

fof(f10,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(X0,equivalent(equivalent(X2,X3),equivalent(equivalent(X3,X2),X1))))),
    inference(resolution,[],[f7,f3]) ).

fof(f3,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(f7,plain,
    ! [X2,X0,X1] :
      ( ~ is_a_theorem(equivalent(X1,X2))
      | is_a_theorem(equivalent(equivalent(X0,X1),equivalent(X0,X2))) ),
    inference(resolution,[],[f4,f1]) ).

fof(f4,axiom,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(equivalent(X2,X0),equivalent(X2,X1)))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',q_2) ).

fof(f27,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,equivalent(equivalent(X3,X1),equivalent(X3,X2))))
      | is_a_theorem(equivalent(X0,equivalent(X1,X2))) ),
    inference(resolution,[],[f15,f1]) ).

fof(f15,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(equivalent(X1,X2),equivalent(X1,X3))),equivalent(X0,equivalent(X2,X3)))),
    inference(resolution,[],[f13,f4]) ).

fof(f13,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(equivalent(X1,X2),equivalent(X1,X3)),equivalent(X2,X3)),X0))
      | is_a_theorem(X0) ),
    inference(resolution,[],[f2,f1]) ).

fof(f2,axiom,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(equivalent(equivalent(X0,X1),equivalent(X0,X2)),equivalent(X1,X2)),X3),X3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',lg_2) ).

fof(f555,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),equivalent(equivalent(X2,X0),X3)),equivalent(equivalent(X2,X1),X3))),
    inference(resolution,[],[f392,f27]) ).

fof(f392,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),X2),equivalent(equivalent(equivalent(X3,X0),equivalent(X3,X1)),X2))),
    inference(resolution,[],[f238,f2]) ).

fof(f238,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(X1,X3),X0),equivalent(X3,X2)))
      | is_a_theorem(equivalent(X0,equivalent(X1,X2))) ),
    inference(resolution,[],[f54,f1]) ).

fof(f54,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(equivalent(X0,X1),X2),equivalent(X1,X3)),equivalent(X2,equivalent(X0,X3)))),
    inference(resolution,[],[f27,f11]) ).

fof(f11,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,X2)),equivalent(X0,equivalent(equivalent(X3,X1),equivalent(X3,X2))))),
    inference(resolution,[],[f7,f4]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : LCL102-1 : TPTP v8.1.2. Released v1.0.0.
% 0.12/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n004.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Fri May  3 13:45:48 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.20/0.35  % (29343)Running in auto input_syntax mode. Trying TPTP
% 0.20/0.37  % (29347)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.20/0.37  TRYING [1]
% 0.20/0.37  TRYING [2]
% 0.20/0.37  TRYING [3]
% 0.20/0.37  % (29344)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2_1451 on theBenchmark for (1451ds/0Mi)
% 0.20/0.37  % (29346)dis-2_2:3_amm=sco:anc=none:bce=on:fsr=off:gsp=on:nm=16:nwc=1.2:nicw=on:sac=on:sp=weighted_frequency_476 on theBenchmark for (476ds/0Mi)
% 0.20/0.37  % (29348)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.20/0.37  % (29345)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.20/0.37  % (29350)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2:si=on:rtra=on:rawr=on:rp=on:fmbksg=on_1451 on theBenchmark for (1451ds/0Mi)
% 0.20/0.37  TRYING [1]
% 0.20/0.37  TRYING [2]
% 0.20/0.37  TRYING [1]
% 0.20/0.37  TRYING [1]
% 0.20/0.37  TRYING [2]
% 0.20/0.37  TRYING [2]
% 0.20/0.38  TRYING [3]
% 0.20/0.38  TRYING [3]
% 0.20/0.38  TRYING [3]
% 0.20/0.38  % (29349)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.20/0.39  TRYING [4]
% 0.20/0.40  TRYING [4]
% 0.20/0.40  TRYING [4]
% 0.20/0.41  TRYING [4]
% 0.20/0.46  % (29348)First to succeed.
% 0.20/0.46  % (29348)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-29343"
% 0.20/0.47  % (29348)Refutation found. Thanks to Tanya!
% 0.20/0.47  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.47  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.47  % (29348)------------------------------
% 0.20/0.47  % (29348)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.20/0.47  % (29348)Termination reason: Refutation
% 0.20/0.47  
% 0.20/0.47  % (29348)Memory used [KB]: 1900
% 0.20/0.47  % (29348)Time elapsed: 0.093 s
% 0.20/0.47  % (29348)Instructions burned: 180 (million)
% 0.20/0.47  % (29343)Success in time 0.11 s
%------------------------------------------------------------------------------