TSTP Solution File: GRP449-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP449-1 : TPTP v8.1.2. Released v2.6.0.
% 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 06:08:58 EDT 2024

% Result   : Unsatisfiable 0.22s 0.40s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   30 (  30 unt;   0 def)
%            Number of atoms       :   30 (  29 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   56 (  56   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f810,plain,
    $false,
    inference(trivial_inequality_removal,[],[f794]) ).

fof(f794,plain,
    a2 != a2,
    inference(superposition,[],[f51,f770]) ).

fof(f770,plain,
    ! [X0] : inverse(inverse(X0)) = X0,
    inference(forward_demodulation,[],[f750,f433]) ).

fof(f433,plain,
    ! [X0,X1] : divide(X0,divide(X1,X1)) = X0,
    inference(superposition,[],[f198,f340]) ).

fof(f340,plain,
    ! [X0,X1] : divide(X0,X0) = inverse(multiply(inverse(X1),X1)),
    inference(superposition,[],[f200,f8]) ).

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

fof(f3,axiom,
    ! [X0,X1] : divide(divide(X1,X1),X0) = inverse(X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',inverse) ).

fof(f200,plain,
    ! [X2,X1] : inverse(multiply(divide(inverse(X1),X2),X2)) = X1,
    inference(forward_demodulation,[],[f199,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(f199,plain,
    ! [X2,X1] : inverse(divide(divide(inverse(X1),X2),inverse(X2))) = X1,
    inference(forward_demodulation,[],[f171,f8]) ).

fof(f171,plain,
    ! [X2,X0,X1] : inverse(divide(divide(inverse(X1),X2),divide(inverse(divide(X0,X0)),X2))) = X1,
    inference(superposition,[],[f7,f3]) ).

fof(f7,plain,
    ! [X2,X0,X1] : divide(X0,divide(divide(inverse(X1),X2),divide(inverse(X0),X2))) = X1,
    inference(forward_demodulation,[],[f6,f3]) ).

fof(f6,plain,
    ! [X2,X0,X1] : divide(X0,divide(divide(divide(divide(X1,X1),X1),X2),divide(inverse(X0),X2))) = X1,
    inference(forward_demodulation,[],[f1,f3]) ).

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

fof(f198,plain,
    ! [X0,X1] : divide(X1,inverse(multiply(inverse(X1),X0))) = X0,
    inference(forward_demodulation,[],[f170,f5]) ).

fof(f170,plain,
    ! [X0,X1] : divide(X1,inverse(divide(inverse(X1),inverse(X0)))) = X0,
    inference(superposition,[],[f7,f3]) ).

fof(f750,plain,
    ! [X0,X1] : inverse(divide(inverse(X0),divide(X1,X1))) = X0,
    inference(superposition,[],[f200,f712]) ).

fof(f712,plain,
    ! [X2,X0] : multiply(X2,divide(X0,X0)) = X2,
    inference(forward_demodulation,[],[f687,f433]) ).

fof(f687,plain,
    ! [X2,X0,X1] : divide(X2,divide(X1,X1)) = multiply(X2,divide(X0,X0)),
    inference(superposition,[],[f5,f449]) ).

fof(f449,plain,
    ! [X0,X1] : divide(X1,X1) = inverse(divide(X0,X0)),
    inference(forward_demodulation,[],[f396,f283]) ).

fof(f283,plain,
    ! [X0,X1] : multiply(X1,inverse(inverse(inverse(X0)))) = divide(X1,X0),
    inference(superposition,[],[f5,f262]) ).

fof(f262,plain,
    ! [X1] : inverse(inverse(inverse(inverse(X1)))) = X1,
    inference(forward_demodulation,[],[f241,f15]) ).

fof(f15,plain,
    ! [X0,X1] : inverse(inverse(X1)) = multiply(inverse(divide(X0,X0)),X1),
    inference(superposition,[],[f8,f5]) ).

fof(f241,plain,
    ! [X0,X1] : inverse(inverse(multiply(inverse(divide(X0,X0)),X1))) = X1,
    inference(superposition,[],[f198,f3]) ).

fof(f396,plain,
    ! [X0,X1] : divide(X1,X1) = inverse(multiply(X0,inverse(inverse(inverse(X0))))),
    inference(superposition,[],[f340,f262]) ).

fof(f51,plain,
    a2 != inverse(inverse(a2)),
    inference(superposition,[],[f4,f19]) ).

fof(f19,plain,
    ! [X0,X1] : inverse(inverse(X1)) = multiply(multiply(inverse(X0),X0),X1),
    inference(superposition,[],[f9,f5]) ).

fof(f9,plain,
    ! [X0,X1] : inverse(inverse(X1)) = multiply(divide(X0,X0),X1),
    inference(superposition,[],[f5,f3]) ).

fof(f4,axiom,
    a2 != multiply(multiply(inverse(b2),b2),a2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_2) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : GRP449-1 : TPTP v8.1.2. Released v2.6.0.
% 0.07/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.36  % Computer : n004.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Fri May  3 20:39:23 EDT 2024
% 0.14/0.36  % CPUTime    : 
% 0.14/0.36  % (23736)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.38  % (23739)WARNING: value z3 for option sas not known
% 0.14/0.38  % (23737)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.38  % (23740)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.38  % (23739)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)
% 0.14/0.38  % (23741)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)
% 0.14/0.38  % (23738)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.14/0.38  % (23742)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)
% 0.14/0.38  % (23743)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)
% 0.14/0.38  TRYING [1]
% 0.14/0.38  TRYING [2]
% 0.22/0.38  TRYING [1]
% 0.22/0.38  TRYING [3]
% 0.22/0.38  TRYING [2]
% 0.22/0.39  TRYING [4]
% 0.22/0.39  TRYING [3]
% 0.22/0.40  % (23743)First to succeed.
% 0.22/0.40  % (23743)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-23736"
% 0.22/0.40  % (23739)Also succeeded, but the first one will report.
% 0.22/0.40  % (23743)Refutation found. Thanks to Tanya!
% 0.22/0.40  % SZS status Unsatisfiable for theBenchmark
% 0.22/0.40  % SZS output start Proof for theBenchmark
% See solution above
% 0.22/0.40  % (23743)------------------------------
% 0.22/0.40  % (23743)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.22/0.40  % (23743)Termination reason: Refutation
% 0.22/0.40  
% 0.22/0.40  % (23743)Memory used [KB]: 956
% 0.22/0.40  % (23743)Time elapsed: 0.019 s
% 0.22/0.40  % (23743)Instructions burned: 33 (million)
% 0.22/0.40  % (23736)Success in time 0.035 s
%------------------------------------------------------------------------------