TSTP Solution File: BOO012-2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : BOO012-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n027.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 : Wed Aug 31 15:50:08 EDT 2022

% Result   : Unsatisfiable 0.19s 0.51s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   12
% 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 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :   17 (  17   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f287,plain,
    $false,
    inference(trivial_inequality_removal,[],[f272]) ).

fof(f272,plain,
    x != x,
    inference(superposition,[],[f18,f265]) ).

fof(f265,plain,
    x = sF1,
    inference(superposition,[],[f247,f187]) ).

fof(f187,plain,
    sF1 = add(x,sF1),
    inference(forward_demodulation,[],[f177,f13]) ).

fof(f13,axiom,
    ! [X0] : add(X0,additive_identity) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_id1) ).

fof(f177,plain,
    add(x,sF1) = add(sF1,additive_identity),
    inference(superposition,[],[f114,f39]) ).

fof(f39,plain,
    additive_identity = multiply(sF0,x),
    inference(superposition,[],[f10,f16]) ).

fof(f16,plain,
    inverse(x) = sF0,
    introduced(function_definition,[]) ).

fof(f10,axiom,
    ! [X0] : additive_identity = multiply(inverse(X0),X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiplicative_inverse2) ).

fof(f114,plain,
    ! [X15] : add(sF1,multiply(sF0,X15)) = add(X15,sF1),
    inference(forward_demodulation,[],[f113,f12]) ).

fof(f12,axiom,
    ! [X0] : multiply(multiplicative_identity,X0) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiplicative_id2) ).

fof(f113,plain,
    ! [X15] : multiply(multiplicative_identity,add(X15,sF1)) = add(sF1,multiply(sF0,X15)),
    inference(forward_demodulation,[],[f90,f1]) ).

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

fof(f90,plain,
    ! [X15] : multiply(multiplicative_identity,add(X15,sF1)) = add(multiply(sF0,X15),sF1),
    inference(superposition,[],[f3,f20]) ).

fof(f20,plain,
    multiplicative_identity = add(sF0,sF1),
    inference(superposition,[],[f7,f17]) ).

fof(f17,plain,
    sF1 = inverse(sF0),
    introduced(function_definition,[]) ).

fof(f7,axiom,
    ! [X0] : add(X0,inverse(X0)) = multiplicative_identity,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_inverse1) ).

fof(f3,axiom,
    ! [X2,X0,X1] : add(multiply(X0,X1),X2) = multiply(add(X0,X2),add(X1,X2)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',distributivity1) ).

fof(f247,plain,
    x = add(x,sF1),
    inference(superposition,[],[f237,f1]) ).

fof(f237,plain,
    x = add(sF1,x),
    inference(forward_demodulation,[],[f236,f17]) ).

fof(f236,plain,
    x = add(inverse(sF0),x),
    inference(forward_demodulation,[],[f227,f14]) ).

fof(f14,axiom,
    ! [X0] : add(additive_identity,X0) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_id2) ).

fof(f227,plain,
    add(inverse(sF0),x) = add(additive_identity,x),
    inference(superposition,[],[f116,f9]) ).

fof(f9,axiom,
    ! [X0] : multiply(X0,inverse(X0)) = additive_identity,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiplicative_inverse1) ).

fof(f116,plain,
    ! [X16] : add(X16,x) = add(multiply(sF0,X16),x),
    inference(forward_demodulation,[],[f91,f12]) ).

fof(f91,plain,
    ! [X16] : add(multiply(sF0,X16),x) = multiply(multiplicative_identity,add(X16,x)),
    inference(superposition,[],[f3,f24]) ).

fof(f24,plain,
    multiplicative_identity = add(sF0,x),
    inference(superposition,[],[f8,f16]) ).

fof(f8,axiom,
    ! [X0] : multiplicative_identity = add(inverse(X0),X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_inverse2) ).

fof(f18,plain,
    x != sF1,
    inference(definition_folding,[],[f15,f17,f16]) ).

fof(f15,axiom,
    x != inverse(inverse(x)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_inverse_is_an_involution) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem    : BOO012-2 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.33  % Computer : n027.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Mon Aug 29 16:21:00 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.19/0.49  % (27301)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.49  % (27326)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.19/0.50  % (27299)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.50  % (27321)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.19/0.50  % (27317)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.19/0.50  % (27300)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.19/0.50  % (27304)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.50  % (27307)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.50  TRYING [1]
% 0.19/0.50  % (27309)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.19/0.50  % (27301)First to succeed.
% 0.19/0.51  % (27301)Refutation found. Thanks to Tanya!
% 0.19/0.51  % SZS status Unsatisfiable for theBenchmark
% 0.19/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.51  % (27301)------------------------------
% 0.19/0.51  % (27301)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (27301)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (27301)Termination reason: Refutation
% 0.19/0.51  
% 0.19/0.51  % (27301)Memory used [KB]: 5500
% 0.19/0.51  % (27301)Time elapsed: 0.110 s
% 0.19/0.51  % (27301)Instructions burned: 12 (million)
% 0.19/0.51  % (27301)------------------------------
% 0.19/0.51  % (27301)------------------------------
% 0.19/0.51  % (27294)Success in time 0.164 s
%------------------------------------------------------------------------------