TSTP Solution File: GRP550-1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : GRP550-1 : 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 : 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 06:09:25 EDT 2024

% Result   : Unsatisfiable 0.14s 0.37s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   23 (  23 unt;   0 def)
%            Number of atoms       :   23 (  22 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   28 (  28   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f186,plain,
    $false,
    inference(trivial_inequality_removal,[],[f184]) ).

fof(f184,plain,
    a2 != a2,
    inference(superposition,[],[f15,f170]) ).

fof(f170,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(forward_demodulation,[],[f164,f120]) ).

fof(f120,plain,
    ! [X0] : divide(multiply(identity,X0),identity) = X0,
    inference(forward_demodulation,[],[f109,f11]) ).

fof(f11,plain,
    ! [X0] : inverse(inverse(X0)) = multiply(identity,X0),
    inference(superposition,[],[f8,f3]) ).

fof(f3,axiom,
    ! [X0] : divide(identity,X0) = inverse(X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse) ).

fof(f8,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    inference(forward_demodulation,[],[f2,f3]) ).

fof(f2,axiom,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,divide(identity,X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiply) ).

fof(f109,plain,
    ! [X0] : divide(inverse(inverse(X0)),identity) = X0,
    inference(superposition,[],[f96,f4]) ).

fof(f4,axiom,
    ! [X0] : identity = divide(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',identity) ).

fof(f96,plain,
    ! [X0,X1] : divide(inverse(X0),divide(inverse(X1),X0)) = X1,
    inference(forward_demodulation,[],[f82,f3]) ).

fof(f82,plain,
    ! [X0,X1] : divide(inverse(X0),divide(divide(identity,X1),X0)) = X1,
    inference(superposition,[],[f21,f4]) ).

fof(f21,plain,
    ! [X2,X0,X1] : divide(inverse(X0),divide(divide(divide(X1,X0),X2),X1)) = X2,
    inference(forward_demodulation,[],[f1,f3]) ).

fof(f1,axiom,
    ! [X2,X0,X1] : divide(divide(identity,X0),divide(divide(divide(X1,X0),X2),X1)) = X2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',single_axiom) ).

fof(f164,plain,
    ! [X0] : multiply(identity,X0) = divide(multiply(identity,X0),identity),
    inference(superposition,[],[f159,f11]) ).

fof(f159,plain,
    ! [X0] : inverse(X0) = divide(inverse(X0),identity),
    inference(forward_demodulation,[],[f145,f3]) ).

fof(f145,plain,
    ! [X0] : divide(identity,X0) = divide(inverse(X0),identity),
    inference(superposition,[],[f100,f6]) ).

fof(f6,plain,
    identity = inverse(identity),
    inference(superposition,[],[f3,f4]) ).

fof(f100,plain,
    ! [X0,X1] : divide(X0,X1) = divide(inverse(X1),inverse(X0)),
    inference(forward_demodulation,[],[f87,f3]) ).

fof(f87,plain,
    ! [X0,X1] : divide(X0,X1) = divide(inverse(X1),divide(identity,X0)),
    inference(superposition,[],[f21,f4]) ).

fof(f15,plain,
    a2 != multiply(identity,a2),
    inference(superposition,[],[f5,f10]) ).

fof(f10,plain,
    ! [X0] : identity = multiply(inverse(X0),X0),
    inference(superposition,[],[f8,f4]) ).

fof(f5,axiom,
    a2 != multiply(multiply(inverse(b2),b2),a2),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_these_axioms_2) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem    : GRP550-1 : TPTP v8.1.2. Released v2.6.0.
% 0.12/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.35  % Computer : n005.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 20:45:08 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.14/0.35  % (25139)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.36  % (25144)WARNING: value z3 for option sas not known
% 0.14/0.36  % (25144)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  % (25142)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.37  % (25143)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  % (25146)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  % (25145)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.37  % (25147)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  % (25148)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  % (25144)First to succeed.
% 0.14/0.37  % (25144)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-25139"
% 0.14/0.37  TRYING [1]
% 0.14/0.37  % (25144)Refutation found. Thanks to Tanya!
% 0.14/0.37  % SZS status Unsatisfiable for theBenchmark
% 0.14/0.37  % SZS output start Proof for theBenchmark
% See solution above
% 0.14/0.37  % (25144)------------------------------
% 0.14/0.37  % (25144)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.37  % (25144)Termination reason: Refutation
% 0.14/0.37  
% 0.14/0.37  % (25144)Memory used [KB]: 835
% 0.14/0.37  % (25144)Time elapsed: 0.006 s
% 0.14/0.37  % (25144)Instructions burned: 10 (million)
% 0.14/0.37  % (25139)Success in time 0.017 s
%------------------------------------------------------------------------------