TSTP Solution File: GRP089-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP089-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n005.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 05:53:21 EDT 2024

% Result   : Unsatisfiable 2.29s 0.70s
% Output   : Refutation 2.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   44 (  39 unt;   0 def)
%            Number of atoms       :   54 (  53 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   28 (  18   ~;  10   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   9 con; 0-2 aty)
%            Number of variables   :   81 (  81   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f22802,plain,
    $false,
    inference(trivial_inequality_removal,[],[f22801]) ).

fof(f22801,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(b3,c3)),
    inference(forward_demodulation,[],[f22631,f766]) ).

fof(f766,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(superposition,[],[f419,f730]) ).

fof(f730,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X0) = X1,
    inference(forward_demodulation,[],[f709,f673]) ).

fof(f673,plain,
    ! [X0,X1] : multiply(X0,X1) = inverse(divide(inverse(X0),X1)),
    inference(superposition,[],[f160,f123]) ).

fof(f123,plain,
    ! [X0,X1] : multiply(inverse(divide(X1,X0)),X1) = X0,
    inference(superposition,[],[f100,f63]) ).

fof(f63,plain,
    ! [X0,X1] : divide(X0,inverse(divide(X1,X0))) = X1,
    inference(superposition,[],[f1,f3]) ).

fof(f3,axiom,
    ! [X2,X0] : inverse(X0) = divide(divide(X2,X2),X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse) ).

fof(f1,axiom,
    ! [X2,X0,X1] : divide(X0,divide(divide(X0,X1),divide(X2,X1))) = X2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',single_axiom) ).

fof(f100,plain,
    ! [X0,X1] : multiply(X0,divide(X1,X0)) = X1,
    inference(superposition,[],[f63,f5]) ).

fof(f5,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    inference(forward_demodulation,[],[f2,f3]) ).

fof(f2,axiom,
    ! [X2,X0,X1] : multiply(X0,X1) = divide(X0,divide(divide(X2,X2),X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',multiply) ).

fof(f160,plain,
    ! [X0,X1] : multiply(X0,multiply(X1,inverse(X0))) = X1,
    inference(superposition,[],[f122,f153]) ).

fof(f153,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(superposition,[],[f123,f13]) ).

fof(f13,plain,
    ! [X0,X1] : inverse(inverse(X1)) = multiply(inverse(divide(X0,X0)),X1),
    inference(superposition,[],[f6,f5]) ).

fof(f6,plain,
    ! [X0,X1] : inverse(X1) = divide(inverse(divide(X0,X0)),X1),
    inference(superposition,[],[f3,f3]) ).

fof(f122,plain,
    ! [X0,X1] : multiply(inverse(X1),multiply(X0,X1)) = X0,
    inference(superposition,[],[f100,f5]) ).

fof(f709,plain,
    ! [X0,X1] : divide(inverse(divide(inverse(X0),X1)),X0) = X1,
    inference(superposition,[],[f164,f123]) ).

fof(f164,plain,
    ! [X0,X1] : divide(X1,X0) = multiply(X1,inverse(X0)),
    inference(superposition,[],[f5,f153]) ).

fof(f419,plain,
    ! [X0,X1] : multiply(divide(X0,X1),X1) = X0,
    inference(superposition,[],[f100,f372]) ).

fof(f372,plain,
    ! [X2,X0] : divide(X2,divide(X2,X0)) = X0,
    inference(forward_demodulation,[],[f355,f214]) ).

fof(f214,plain,
    ! [X2,X0] : divide(X0,divide(X2,X2)) = X0,
    inference(forward_demodulation,[],[f189,f164]) ).

fof(f189,plain,
    ! [X2,X0] : divide(X0,multiply(X2,inverse(X2))) = X0,
    inference(superposition,[],[f1,f125]) ).

fof(f125,plain,
    ! [X0,X1] : divide(X0,X0) = multiply(X1,inverse(X1)),
    inference(superposition,[],[f100,f3]) ).

fof(f355,plain,
    ! [X2,X0,X1] : divide(X2,divide(divide(X2,divide(X1,X1)),X0)) = X0,
    inference(superposition,[],[f1,f214]) ).

fof(f22631,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(c3,b3)),
    inference(superposition,[],[f5263,f12229]) ).

fof(f12229,plain,
    ! [X2,X0,X1] : multiply(X2,multiply(X0,X1)) = multiply(multiply(X2,X1),X0),
    inference(forward_demodulation,[],[f12228,f5]) ).

fof(f12228,plain,
    ! [X2,X0,X1] : divide(X2,inverse(multiply(X0,X1))) = multiply(multiply(X2,X1),X0),
    inference(forward_demodulation,[],[f12227,f5]) ).

fof(f12227,plain,
    ! [X2,X0,X1] : divide(X2,inverse(multiply(X0,X1))) = divide(multiply(X2,X1),inverse(X0)),
    inference(forward_demodulation,[],[f12120,f5]) ).

fof(f12120,plain,
    ! [X2,X0,X1] : divide(X2,inverse(multiply(X0,X1))) = divide(divide(X2,inverse(X1)),inverse(X0)),
    inference(superposition,[],[f64,f1932]) ).

fof(f1932,plain,
    ! [X0,X1] : inverse(X0) = divide(inverse(multiply(X1,X0)),inverse(X1)),
    inference(superposition,[],[f92,f122]) ).

fof(f92,plain,
    ! [X0,X1] : divide(inverse(X1),inverse(multiply(X0,X1))) = X0,
    inference(superposition,[],[f63,f5]) ).

fof(f64,plain,
    ! [X2,X0,X1] : divide(X0,X1) = divide(divide(X0,divide(X1,X2)),X2),
    inference(superposition,[],[f1,f1]) ).

fof(f5263,plain,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    inference(subsumption_resolution,[],[f5262,f209]) ).

fof(f209,plain,
    ! [X0,X1] : multiply(inverse(divide(X1,X1)),X0) = X0,
    inference(forward_demodulation,[],[f183,f164]) ).

fof(f183,plain,
    ! [X0,X1] : multiply(inverse(multiply(X1,inverse(X1))),X0) = X0,
    inference(superposition,[],[f123,f125]) ).

fof(f5262,plain,
    ! [X0] :
      ( a2 != multiply(inverse(divide(X0,X0)),a2)
      | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    inference(forward_demodulation,[],[f5261,f146]) ).

fof(f146,plain,
    ! [X0,X1] : inverse(divide(X1,X0)) = multiply(inverse(X1),X0),
    inference(superposition,[],[f123,f63]) ).

fof(f5261,plain,
    ! [X0] :
      ( a2 != multiply(multiply(inverse(X0),X0),a2)
      | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    inference(subsumption_resolution,[],[f5260,f455]) ).

fof(f455,plain,
    ! [X0,X1] : multiply(inverse(X0),X0) = multiply(inverse(X1),X1),
    inference(superposition,[],[f419,f8]) ).

fof(f8,plain,
    ! [X0,X1] : inverse(X1) = divide(multiply(inverse(X0),X0),X1),
    inference(superposition,[],[f3,f5]) ).

fof(f5260,plain,
    ! [X0] :
      ( a2 != multiply(multiply(inverse(X0),X0),a2)
      | multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
      | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    inference(subsumption_resolution,[],[f5248,f766]) ).

fof(f5248,plain,
    ! [X0] :
      ( a2 != multiply(multiply(inverse(X0),X0),a2)
      | multiply(a4,b4) != multiply(b4,a4)
      | multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
      | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    inference(superposition,[],[f4,f455]) ).

fof(f4,axiom,
    ( a2 != multiply(multiply(inverse(b2),b2),a2)
    | multiply(a4,b4) != multiply(b4,a4)
    | multiply(inverse(a1),a1) != multiply(inverse(b1),b1)
    | multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : GRP089-1 : TPTP v8.1.2. Bugfixed v2.7.0.
% 0.15/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.36  % Computer : n005.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Fri May  3 20:44:53 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.15/0.36  % (23952)Running in auto input_syntax mode. Trying TPTP
% 0.22/0.38  % (23955)WARNING: value z3 for option sas not known
% 0.22/0.38  % (23953)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.22/0.38  % (23954)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.22/0.38  % (23956)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.22/0.38  % (23957)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)
% 0.22/0.38  % (23959)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)
% 0.22/0.38  % (23955)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)
% 0.22/0.38  % (23958)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)
% 0.22/0.38  TRYING [1]
% 0.22/0.38  TRYING [2]
% 0.22/0.38  TRYING [1]
% 0.22/0.38  TRYING [2]
% 0.22/0.38  TRYING [3]
% 0.22/0.39  TRYING [3]
% 0.22/0.39  TRYING [4]
% 0.22/0.48  TRYING [4]
% 0.22/0.48  TRYING [5]
% 2.29/0.69  % (23959)First to succeed.
% 2.29/0.69  % (23959)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-23952"
% 2.29/0.70  % (23959)Refutation found. Thanks to Tanya!
% 2.29/0.70  % SZS status Unsatisfiable for theBenchmark
% 2.29/0.70  % SZS output start Proof for theBenchmark
% See solution above
% 2.29/0.70  % (23959)------------------------------
% 2.29/0.70  % (23959)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 2.29/0.70  % (23959)Termination reason: Refutation
% 2.29/0.70  
% 2.29/0.70  % (23959)Memory used [KB]: 5416
% 2.29/0.70  % (23959)Time elapsed: 0.319 s
% 2.29/0.70  % (23959)Instructions burned: 941 (million)
% 2.29/0.70  % (23952)Success in time 0.331 s
%------------------------------------------------------------------------------