TSTP Solution File: LCL024-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : LCL024-1 : 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 : n016.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 07:43:49 EDT 2024

% Result   : Unsatisfiable 36.95s 5.64s
% Output   : Refutation 36.95s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   41 (  29 unt;   0 def)
%            Number of atoms       :   54 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   27 (  14   ~;  13   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Maximal term depth    :   14 (   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   :  171 ( 171   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f311613,plain,
    $false,
    inference(resolution,[],[f310538,f3]) ).

fof(f3,axiom,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,equivalent(b,c)),c),equivalent(b,a))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_pyo) ).

fof(f310538,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,equivalent(X1,X2)),X2),equivalent(X1,X0))),
    inference(resolution,[],[f284445,f15700]) ).

fof(f15700,plain,
    ! [X2,X3,X10,X0,X1,X8,X6,X9,X7,X4,X5] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(X2,equivalent(equivalent(X3,equivalent(equivalent(X4,equivalent(X5,X3)),equivalent(X5,X4))),equivalent(X2,equivalent(equivalent(X6,equivalent(X7,equivalent(X8,equivalent(equivalent(X9,equivalent(X10,X8)),equivalent(X10,X9))))),equivalent(X7,X6))))))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f1100,f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | is_a_theorem(X1)
      | ~ is_a_theorem(X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',condensed_detachment) ).

fof(f1100,plain,
    ! [X2,X3,X10,X0,X1,X8,X6,X9,X7,X4,X5] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(X2,equivalent(equivalent(X3,equivalent(equivalent(X4,equivalent(X5,X3)),equivalent(X5,X4))),equivalent(X2,equivalent(equivalent(X6,equivalent(X7,equivalent(X8,equivalent(equivalent(X9,equivalent(X10,X8)),equivalent(X10,X9))))),equivalent(X7,X6))))))),equivalent(X1,X0))),
    inference(resolution,[],[f96,f4]) ).

fof(f4,plain,
    ! [X2,X0,X1] :
      ( ~ is_a_theorem(X2)
      | is_a_theorem(equivalent(equivalent(X0,equivalent(X1,X2)),equivalent(X1,X0))) ),
    inference(resolution,[],[f2,f1]) ).

fof(f2,axiom,
    ! [X2,X0,X1] : is_a_theorem(equivalent(X0,equivalent(equivalent(X1,equivalent(X2,X0)),equivalent(X2,X1)))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',xgk) ).

fof(f96,plain,
    ! [X2,X3,X0,X1,X8,X6,X7,X4,X5] : is_a_theorem(equivalent(X0,equivalent(equivalent(X1,equivalent(equivalent(X2,equivalent(X3,X1)),equivalent(X3,X2))),equivalent(X0,equivalent(equivalent(X4,equivalent(X5,equivalent(X6,equivalent(equivalent(X7,equivalent(X8,X6)),equivalent(X8,X7))))),equivalent(X5,X4)))))),
    inference(resolution,[],[f7,f6]) ).

fof(f6,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(X2,equivalent(equivalent(X3,equivalent(X4,X2)),equivalent(X4,X3))))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f5,f1]) ).

fof(f5,plain,
    ! [X2,X3,X0,X1,X4] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(X2,equivalent(equivalent(X3,equivalent(X4,X2)),equivalent(X4,X3))))),equivalent(X1,X0))),
    inference(resolution,[],[f4,f2]) ).

fof(f7,plain,
    ! [X2,X3,X0,X1,X6,X4,X5] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(equivalent(X2,equivalent(X3,equivalent(X4,equivalent(equivalent(X5,equivalent(X6,X4)),equivalent(X6,X5))))),equivalent(X3,X2)))),equivalent(X1,X0))),
    inference(resolution,[],[f5,f4]) ).

fof(f284445,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(X0,equivalent(equivalent(X1,X2),equivalent(equivalent(X2,equivalent(X1,X0)),equivalent(X3,X3))))),
    inference(resolution,[],[f256734,f6]) ).

fof(f256734,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(X2,X2))),equivalent(X3,equivalent(X3,equivalent(X1,X0))))),
    inference(resolution,[],[f256109,f4817]) ).

fof(f4817,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(X0,equivalent(X1,equivalent(X1,equivalent(X2,equivalent(X2,X0)))))),
    inference(resolution,[],[f928,f6]) ).

fof(f928,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(X0,equivalent(X1,equivalent(equivalent(X2,equivalent(X2,X1)),equivalent(X0,equivalent(X3,X3)))))),
    inference(resolution,[],[f891,f20]) ).

fof(f20,plain,
    ! [X2,X0,X1] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(X2,X2))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f17,f1]) ).

fof(f17,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(X2,X2))),equivalent(X1,X0))),
    inference(resolution,[],[f14,f4]) ).

fof(f14,plain,
    ! [X0] : is_a_theorem(equivalent(X0,X0)),
    inference(resolution,[],[f10,f8]) ).

fof(f8,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(equivalent(X0,equivalent(X1,X2)),equivalent(X1,X0)),equivalent(X2,X3)),X3)),
    inference(resolution,[],[f6,f2]) ).

fof(f10,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(X1,equivalent(X2,X3)),equivalent(X2,X1)),equivalent(X3,X0)))
      | is_a_theorem(X0) ),
    inference(resolution,[],[f8,f1]) ).

fof(f891,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(equivalent(X1,equivalent(X1,X0)),X2)),X2)),
    inference(resolution,[],[f557,f2]) ).

fof(f557,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(equivalent(X2,equivalent(X2,X3)),X3))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f34,f1]) ).

fof(f34,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(equivalent(X2,equivalent(X2,X3)),X3))),equivalent(X1,X0))),
    inference(resolution,[],[f25,f4]) ).

fof(f25,plain,
    ! [X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X0,X1)),X1)),
    inference(resolution,[],[f20,f2]) ).

fof(f256109,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(X1,X2),equivalent(equivalent(X2,equivalent(X1,equivalent(X3,X3))),X0)))
      | is_a_theorem(X0) ),
    inference(resolution,[],[f255821,f1]) ).

fof(f255821,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),equivalent(equivalent(X1,equivalent(X0,equivalent(X2,X2))),X3)),X3)),
    inference(resolution,[],[f21,f69166]) ).

fof(f69166,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(equivalent(X1,equivalent(equivalent(X2,equivalent(X3,X1)),equivalent(X3,X2))),X0))
      | is_a_theorem(X0) ),
    inference(resolution,[],[f50360,f1]) ).

fof(f50360,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,equivalent(equivalent(X1,equivalent(X2,X0)),equivalent(X2,X1))),X3),X3)),
    inference(resolution,[],[f27754,f3173]) ).

fof(f3173,plain,
    ! [X2,X3,X0,X1,X4,X5] :
      ( ~ is_a_theorem(equivalent(equivalent(X1,X2),equivalent(equivalent(X2,equivalent(X1,equivalent(X3,equivalent(equivalent(X4,equivalent(X5,X3)),equivalent(X5,X4))))),X0)))
      | is_a_theorem(X0) ),
    inference(resolution,[],[f707,f1]) ).

fof(f707,plain,
    ! [X2,X3,X0,X1,X4,X5] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),equivalent(equivalent(X1,equivalent(X0,equivalent(X2,equivalent(equivalent(X3,equivalent(X4,X2)),equivalent(X4,X3))))),X5)),X5)),
    inference(resolution,[],[f99,f2]) ).

fof(f99,plain,
    ! [X2,X3,X0,X1,X6,X4,X5] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(equivalent(X2,equivalent(X3,equivalent(X4,equivalent(equivalent(X5,equivalent(X6,X4)),equivalent(X6,X5))))),equivalent(X3,X2)))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f7,f1]) ).

fof(f27754,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X0,X1)),equivalent(equivalent(X2,equivalent(X3,X3)),equivalent(X2,X1)))),
    inference(resolution,[],[f11018,f557]) ).

fof(f11018,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(equivalent(X0,equivalent(X1,X1)),equivalent(X0,X2)),equivalent(X3,equivalent(X3,X2)))),
    inference(resolution,[],[f2705,f574]) ).

fof(f574,plain,
    ! [X2,X3,X0,X1] :
      ( ~ is_a_theorem(equivalent(X1,equivalent(X0,equivalent(X2,equivalent(X2,equivalent(X3,X3))))))
      | is_a_theorem(equivalent(X0,X1)) ),
    inference(resolution,[],[f37,f1]) ).

fof(f37,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(X2,equivalent(X2,equivalent(X3,X3))))),equivalent(X1,X0))),
    inference(resolution,[],[f30,f4]) ).

fof(f30,plain,
    ! [X0,X1] : is_a_theorem(equivalent(X0,equivalent(X0,equivalent(X1,X1)))),
    inference(resolution,[],[f20,f14]) ).

fof(f2705,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(equivalent(X0,equivalent(X0,X1)),equivalent(equivalent(X2,equivalent(X3,X1)),equivalent(X3,X2)))),
    inference(resolution,[],[f2677,f10]) ).

fof(f2677,plain,
    ! [X2,X0,X1] : is_a_theorem(equivalent(X0,equivalent(X1,equivalent(equivalent(X2,equivalent(X2,X1)),X0)))),
    inference(resolution,[],[f921,f6]) ).

fof(f921,plain,
    ! [X2,X3,X0,X1] : is_a_theorem(equivalent(X0,equivalent(X1,equivalent(X1,equivalent(X0,equivalent(equivalent(X2,equivalent(X2,X3)),X3)))))),
    inference(resolution,[],[f557,f25]) ).

fof(f21,plain,
    ! [X2,X3,X0,X1,X4] : is_a_theorem(equivalent(equivalent(X0,equivalent(X1,equivalent(equivalent(X2,equivalent(X3,equivalent(X4,X4))),equivalent(X3,X2)))),equivalent(X1,X0))),
    inference(resolution,[],[f17,f4]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : LCL024-1 : TPTP v8.1.2. Released v1.0.0.
% 0.11/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.13/0.34  % Computer : n016.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    : 300
% 0.13/0.34  % DateTime   : Fri May  3 14:27:46 EDT 2024
% 0.13/0.34  % CPUTime    : 
% 0.13/0.35  % (9706)Running in auto input_syntax mode. Trying TPTP
% 0.13/0.36  % (9712)dis+11_4:5_nm=4_216 on theBenchmark for (216ds/0Mi)
% 0.13/0.36  % (9709)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)
% 0.13/0.36  % (9710)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.13/0.36  % (9708)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.13/0.36  % (9711)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.13/0.36  % (9713)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)
% 0.13/0.36  % (9707)fmb+10_1_fmbas=off:fmbsr=1.3:nm=2_1451 on theBenchmark for (1451ds/0Mi)
% 0.13/0.37  TRYING [1]
% 0.13/0.37  TRYING [1]
% 0.13/0.37  TRYING [1]
% 0.13/0.37  TRYING [1]
% 0.13/0.37  TRYING [2]
% 0.13/0.37  TRYING [2]
% 0.13/0.37  TRYING [2]
% 0.13/0.37  TRYING [2]
% 0.13/0.37  TRYING [3]
% 0.13/0.37  TRYING [3]
% 0.13/0.37  TRYING [3]
% 0.13/0.37  TRYING [3]
% 0.13/0.38  TRYING [4]
% 0.13/0.38  TRYING [4]
% 0.13/0.38  TRYING [4]
% 0.13/0.38  TRYING [4]
% 0.19/0.47  TRYING [5]
% 0.19/0.48  TRYING [5]
% 0.19/0.48  TRYING [5]
% 0.19/0.49  TRYING [5]
% 16.43/2.69  TRYING [6]
% 17.35/2.83  TRYING [6]
% 17.35/2.84  TRYING [6]
% 17.35/2.84  TRYING [6]
% 36.95/5.63  % (9711)First to succeed.
% 36.95/5.63  % (9711)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-9706"
% 36.95/5.64  % (9711)Refutation found. Thanks to Tanya!
% 36.95/5.64  % SZS status Unsatisfiable for theBenchmark
% 36.95/5.64  % SZS output start Proof for theBenchmark
% See solution above
% 36.95/5.64  % (9711)------------------------------
% 36.95/5.64  % (9711)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 36.95/5.64  % (9711)Termination reason: Refutation
% 36.95/5.64  
% 36.95/5.64  % (9711)Memory used [KB]: 80678
% 36.95/5.64  % (9711)Time elapsed: 5.268 s
% 36.95/5.64  % (9711)Instructions burned: 21125 (million)
% 36.95/5.64  % (9706)Success in time 5.272 s
%------------------------------------------------------------------------------