TSTP Solution File: GRP657+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP657+1 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n024.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 06:10:14 EDT 2024

% Result   : Theorem 0.20s 0.39s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   31 (  24 unt;   0 def)
%            Number of atoms       :   40 (  39 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   21 (  12   ~;   5   |;   3   &)
%                                         (   0 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   0 con; 1-2 aty)
%            Number of variables   :   70 (  65   !;   5   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f620,plain,
    $false,
    inference(unit_resulting_resolution,[],[f457,f523,f13]) ).

fof(f13,plain,
    ! [X0] :
      ( sK0(X0) != mult(sK0(X0),X0)
      | sK0(X0) != mult(X0,sK0(X0)) ),
    inference(cnf_transformation,[],[f12]) ).

fof(f12,plain,
    ! [X0] :
      ( sK0(X0) != mult(X0,sK0(X0))
      | sK0(X0) != mult(sK0(X0),X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f10,f11]) ).

fof(f11,plain,
    ! [X0] :
      ( ? [X1] :
          ( mult(X0,X1) != X1
          | mult(X1,X0) != X1 )
     => ( sK0(X0) != mult(X0,sK0(X0))
        | sK0(X0) != mult(sK0(X0),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f10,plain,
    ! [X0] :
    ? [X1] :
      ( mult(X0,X1) != X1
      | mult(X1,X0) != X1 ),
    inference(ennf_transformation,[],[f8]) ).

fof(f8,plain,
    ~ ? [X0] :
      ! [X1] :
        ( mult(X0,X1) = X1
        & mult(X1,X0) = X1 ),
    inference(rectify,[],[f7]) ).

fof(f7,negated_conjecture,
    ~ ? [X3] :
      ! [X4] :
        ( mult(X3,X4) = X4
        & mult(X4,X3) = X4 ),
    inference(negated_conjecture,[],[f6]) ).

fof(f6,conjecture,
    ? [X3] :
    ! [X4] :
      ( mult(X3,X4) = X4
      & mult(X4,X3) = X4 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goals) ).

fof(f523,plain,
    ! [X2,X1] : mult(rd(X1,X1),X2) = X2,
    inference(forward_demodulation,[],[f522,f15]) ).

fof(f15,plain,
    ! [X0,X1] : rd(mult(X1,X0),X0) = X1,
    inference(cnf_transformation,[],[f4]) ).

fof(f4,axiom,
    ! [X0,X1] : rd(mult(X1,X0),X0) = X1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',f04) ).

fof(f522,plain,
    ! [X2,X0,X1] : rd(mult(X2,X0),X0) = mult(rd(X1,X1),X2),
    inference(forward_demodulation,[],[f521,f16]) ).

fof(f16,plain,
    ! [X0,X1] : mult(X1,ld(X1,X0)) = X0,
    inference(cnf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0,X1] : mult(X1,ld(X1,X0)) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',f01) ).

fof(f521,plain,
    ! [X2,X0,X1] : mult(rd(X1,X1),X2) = rd(mult(X1,ld(X1,mult(X2,X0))),X0),
    inference(forward_demodulation,[],[f520,f457]) ).

fof(f520,plain,
    ! [X2,X0,X1] : mult(rd(X1,X1),X2) = rd(mult(X1,mult(ld(X1,mult(X2,X0)),rd(X1,X1))),X0),
    inference(forward_demodulation,[],[f490,f114]) ).

fof(f114,plain,
    ! [X2,X0,X1] : mult(rd(X0,X1),mult(X2,rd(X0,X1))) = mult(X0,mult(ld(X1,X2),rd(X0,X1))),
    inference(superposition,[],[f35,f20]) ).

fof(f20,plain,
    ! [X0,X1] : ld(rd(X0,X1),X0) = X1,
    inference(superposition,[],[f14,f17]) ).

fof(f17,plain,
    ! [X0,X1] : mult(rd(X1,X0),X0) = X1,
    inference(cnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0,X1] : mult(rd(X1,X0),X0) = X1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',f03) ).

fof(f14,plain,
    ! [X0,X1] : ld(X1,mult(X1,X0)) = X0,
    inference(cnf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] : ld(X1,mult(X1,X0)) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',f02) ).

fof(f35,plain,
    ! [X2,X0,X1] : mult(X1,mult(ld(ld(X0,X1),X2),X0)) = mult(X0,mult(X2,X0)),
    inference(superposition,[],[f25,f16]) ).

fof(f25,plain,
    ! [X2,X0,X1] : mult(X0,mult(mult(ld(X0,X1),X2),X0)) = mult(X1,mult(X2,X0)),
    inference(superposition,[],[f18,f16]) ).

fof(f18,plain,
    ! [X2,X0,X1] : mult(mult(X2,X1),mult(X0,X2)) = mult(X2,mult(mult(X1,X0),X2)),
    inference(cnf_transformation,[],[f9]) ).

fof(f9,plain,
    ! [X0,X1,X2] : mult(mult(X2,X1),mult(X0,X2)) = mult(X2,mult(mult(X1,X0),X2)),
    inference(rectify,[],[f5]) ).

fof(f5,axiom,
    ! [X2,X0,X1] : mult(mult(X1,X0),mult(X2,X1)) = mult(X1,mult(mult(X0,X2),X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',f05) ).

fof(f490,plain,
    ! [X2,X0,X1] : mult(rd(X1,X1),X2) = rd(mult(rd(X1,X1),mult(mult(X2,X0),rd(X1,X1))),X0),
    inference(superposition,[],[f31,f457]) ).

fof(f31,plain,
    ! [X2,X0,X1] : mult(X0,X1) = rd(mult(X0,mult(mult(X1,X2),X0)),mult(X2,X0)),
    inference(superposition,[],[f15,f18]) ).

fof(f457,plain,
    ! [X0,X1] : mult(X0,rd(X1,X1)) = X0,
    inference(superposition,[],[f58,f15]) ).

fof(f58,plain,
    ! [X2,X0,X1] : mult(X2,rd(X0,X1)) = rd(mult(X2,mult(X0,X2)),mult(X1,X2)),
    inference(superposition,[],[f31,f17]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : GRP657+1 : TPTP v8.1.2. Released v4.0.0.
% 0.07/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n024.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 20:43:23 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.36  % (17935)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.37  % (17938)WARNING: value z3 for option sas not known
% 0.14/0.37  % (17941)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.14/0.37  % (17940)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.14/0.37  % (17942)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.14/0.37  % (17937)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.14/0.37  % (17938)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.14/0.37  % (17939)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.37  TRYING [1]
% 0.14/0.37  TRYING [2]
% 0.14/0.37  TRYING [3]
% 0.14/0.37  % (17936)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.38  TRYING [1]
% 0.14/0.38  TRYING [4]
% 0.14/0.38  TRYING [2]
% 0.20/0.38  TRYING [3]
% 0.20/0.39  TRYING [5]
% 0.20/0.39  % (17942)First to succeed.
% 0.20/0.39  % (17942)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-17935"
% 0.20/0.39  % (17942)Refutation found. Thanks to Tanya!
% 0.20/0.39  % SZS status Theorem for theBenchmark
% 0.20/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.39  % (17942)------------------------------
% 0.20/0.39  % (17942)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.20/0.39  % (17942)Termination reason: Refutation
% 0.20/0.39  
% 0.20/0.39  % (17942)Memory used [KB]: 1118
% 0.20/0.39  % (17942)Time elapsed: 0.020 s
% 0.20/0.39  % (17942)Instructions burned: 35 (million)
% 0.20/0.39  % (17935)Success in time 0.034 s
%------------------------------------------------------------------------------