TSTP Solution File: LCL155-1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : LCL155-1 : 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_uns --cores 0 -t %d %s

% Computer : n028.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 17:39:06 EDT 2022

% Result   : Unsatisfiable 0.19s 0.53s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   33 (  33 unt;   0 def)
%            Number of atoms       :   33 (  32 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    7 (   7   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    3 (   2 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-2 aty)
%            Number of variables   :   32 (  32   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f156,plain,
    $false,
    inference(subsumption_resolution,[],[f155,f1]) ).

fof(f1,axiom,
    ! [X0] : implies(truth,X0) = X0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wajsberg_1) ).

fof(f155,plain,
    falsehood != implies(truth,falsehood),
    inference(forward_demodulation,[],[f154,f122]) ).

fof(f122,plain,
    truth = not(falsehood),
    inference(superposition,[],[f1,f118]) ).

fof(f118,plain,
    truth = implies(truth,not(falsehood)),
    inference(superposition,[],[f47,f99]) ).

fof(f99,plain,
    truth = implies(not(falsehood),not(falsehood)),
    inference(superposition,[],[f74,f47]) ).

fof(f74,plain,
    ! [X0] : implies(X0,X0) = implies(implies(X0,truth),truth),
    inference(superposition,[],[f3,f1]) ).

fof(f3,axiom,
    ! [X0,X1] : implies(implies(X0,X1),X1) = implies(implies(X1,X0),X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wajsberg_3) ).

fof(f47,plain,
    ! [X1] : truth = implies(implies(not(falsehood),X1),X1),
    inference(superposition,[],[f42,f25]) ).

fof(f25,plain,
    ! [X0,X1] : implies(not(X0),X1) = implies(not(X1),X0),
    inference(definition_unfolding,[],[f7,f5,f5]) ).

fof(f5,axiom,
    ! [X0,X1] : or(X0,X1) = implies(not(X0),X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',or_definition) ).

fof(f7,axiom,
    ! [X0,X1] : or(X0,X1) = or(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',or_commutativity) ).

fof(f42,plain,
    ! [X0] : truth = implies(implies(not(X0),falsehood),X0),
    inference(forward_demodulation,[],[f37,f16]) ).

fof(f16,axiom,
    not(truth) = falsehood,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',false_definition) ).

fof(f37,plain,
    ! [X0] : truth = implies(implies(not(X0),not(truth)),X0),
    inference(superposition,[],[f4,f1]) ).

fof(f4,axiom,
    ! [X0,X1] : truth = implies(implies(not(X0),not(X1)),implies(X1,X0)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wajsberg_4) ).

fof(f154,plain,
    falsehood != implies(not(falsehood),falsehood),
    inference(forward_demodulation,[],[f152,f16]) ).

fof(f152,plain,
    falsehood != implies(not(not(truth)),not(truth)),
    inference(backward_demodulation,[],[f109,f142]) ).

fof(f142,plain,
    ! [X3] : truth = implies(implies(falsehood,X3),truth),
    inference(backward_demodulation,[],[f96,f136]) ).

fof(f136,plain,
    ! [X1] : truth = implies(X1,X1),
    inference(forward_demodulation,[],[f135,f1]) ).

fof(f135,plain,
    ! [X1] : truth = implies(implies(truth,X1),X1),
    inference(backward_demodulation,[],[f47,f122]) ).

fof(f96,plain,
    ! [X3] : implies(implies(falsehood,X3),truth) = implies(not(X3),not(X3)),
    inference(superposition,[],[f74,f28]) ).

fof(f28,plain,
    ! [X0] : implies(falsehood,X0) = implies(not(X0),truth),
    inference(superposition,[],[f25,f16]) ).

fof(f109,plain,
    falsehood != implies(not(not(implies(implies(falsehood,not(x)),truth))),not(implies(implies(falsehood,not(x)),truth))),
    inference(backward_demodulation,[],[f26,f96]) ).

fof(f26,plain,
    falsehood != implies(not(not(implies(not(not(x)),not(not(x))))),not(implies(not(not(x)),not(not(x))))),
    inference(backward_demodulation,[],[f23,f21]) ).

fof(f21,plain,
    ! [X0,X1] : not(implies(not(not(X1)),not(X0))) = not(implies(not(not(X0)),not(X1))),
    inference(definition_unfolding,[],[f10,f18,f18]) ).

fof(f18,plain,
    ! [X0,X1] : and(X0,X1) = not(implies(not(not(X0)),not(X1))),
    inference(definition_unfolding,[],[f8,f5]) ).

fof(f8,axiom,
    ! [X0,X1] : and(X0,X1) = not(or(not(X0),not(X1))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_definition) ).

fof(f10,axiom,
    ! [X0,X1] : and(X0,X1) = and(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',and_commutativity) ).

fof(f23,plain,
    falsehood != implies(not(not(implies(not(not(x)),not(not(x))))),not(implies(not(not(not(x))),not(x)))),
    inference(definition_unfolding,[],[f17,f19]) ).

fof(f19,plain,
    ! [X0,X1] : xor(X0,X1) = implies(not(not(implies(not(not(X0)),not(not(X1))))),not(implies(not(not(not(X0))),not(X1)))),
    inference(definition_unfolding,[],[f11,f5,f18,f18]) ).

fof(f11,axiom,
    ! [X0,X1] : xor(X0,X1) = or(and(X0,not(X1)),and(not(X0),X1)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',xor_definition) ).

fof(f17,axiom,
    falsehood != xor(x,x),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_alternative_wajsberg_axiom) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : LCL155-1 : TPTP v8.1.0. Released v1.0.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.12/0.34  % Computer : n028.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit   : 300
% 0.12/0.34  % WCLimit    : 300
% 0.12/0.34  % DateTime   : Tue Aug 30 01:48:18 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.19/0.50  % (18040)lrs+10_1:1_drc=off:fd=preordered:plsq=on:sp=occurrence:to=lpo:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.19/0.50  % (18037)lrs+10_1:16_awrs=converge:awrsf=40:br=off:ep=RSTC:flr=on:gsp=on:nwc=3.0:sos=on:urr=on:i=10:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/10Mi)
% 0.19/0.50  % (18041)lrs+10_1:1_br=off:ep=RSTC:sos=all:urr=on:i=20:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/20Mi)
% 0.19/0.51  % (18038)lrs+1004_1:734_av=off:awrs=converge:awrsf=70:br=off:ep=RSTC:erd=off:gs=on:nwc=3.0:s2a=on:s2agt=16:sp=occurrence:updr=off:urr=on:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.19/0.51  % (18039)lrs+10_1:1_amm=off:drc=off:sp=reverse_frequency:spb=goal_then_units:to=lpo:i=6:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/6Mi)
% 0.19/0.51  % (18044)dis+31_8:1_br=off:fd=off:gs=on:lcm=reverse:nm=16:nwc=5.0:sp=reverse_arity:urr=on:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.19/0.51  % (18058)lrs+10_5:1_br=off:ep=RSTC:sos=all:urr=on:i=267:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/267Mi)
% 0.19/0.52  % (18037)Instruction limit reached!
% 0.19/0.52  % (18037)------------------------------
% 0.19/0.52  % (18037)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (18050)lrs+10_1:128_plsq=on:plsqc=2:s2a=on:ss=axioms:st=1.5:urr=on:i=321:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/321Mi)
% 0.19/0.52  % (18037)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (18037)Termination reason: Unknown
% 0.19/0.52  % (18037)Termination phase: Saturation
% 0.19/0.52  
% 0.19/0.52  % (18037)Memory used [KB]: 5628
% 0.19/0.52  % (18037)Time elapsed: 0.118 s
% 0.19/0.52  % (18037)Instructions burned: 10 (million)
% 0.19/0.52  % (18036)dis+1002_1:12_drc=off:fd=preordered:tgt=full:i=99788:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99788Mi)
% 0.19/0.52  % (18037)------------------------------
% 0.19/0.52  % (18037)------------------------------
% 0.19/0.52  % (18043)lrs+1_3:1_ep=RSTC:sos=on:urr=on:i=33:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/33Mi)
% 0.19/0.52  % (18065)lrs+10_1:1_drc=off:fd=preordered:plsq=on:sp=occurrence:to=lpo:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.19/0.52  % (18061)lrs+10_1:2_bd=preordered:drc=off:fd=preordered:fde=unused:sp=const_min:to=lpo:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.19/0.52  % (18050)First to succeed.
% 0.19/0.53  % (18050)Refutation found. Thanks to Tanya!
% 0.19/0.53  % SZS status Unsatisfiable for theBenchmark
% 0.19/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.53  % (18050)------------------------------
% 0.19/0.53  % (18050)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.53  % (18050)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (18050)Termination reason: Refutation
% 0.19/0.53  
% 0.19/0.53  % (18050)Memory used [KB]: 5628
% 0.19/0.53  % (18050)Time elapsed: 0.086 s
% 0.19/0.53  % (18050)Instructions burned: 9 (million)
% 0.19/0.53  % (18050)------------------------------
% 0.19/0.53  % (18050)------------------------------
% 0.19/0.53  % (18031)Success in time 0.179 s
%------------------------------------------------------------------------------