TSTP Solution File: GRP459-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : GRP459-1 : TPTP v8.1.0. Released v2.6.0.
% 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 : n017.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 16:22:34 EDT 2022

% Result   : Unsatisfiable 1.41s 0.72s
% Output   : Refutation 1.41s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   45 (  45 unt;   0 def)
%            Number of atoms       :   45 (  44 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    :    7 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   13 (  13 usr;  11 con; 0-2 aty)
%            Number of variables   :   35 (  35   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f759,plain,
    $false,
    inference(subsumption_resolution,[],[f758,f14]) ).

fof(f14,plain,
    sF3 != sF6,
    inference(definition_folding,[],[f6,f13,f7,f12,f11,f10,f9,f8,f7]) ).

fof(f8,plain,
    divide(b3,sF0) = sF1,
    introduced(function_definition,[]) ).

fof(f9,plain,
    divide(identity,sF1) = sF2,
    introduced(function_definition,[]) ).

fof(f10,plain,
    sF3 = divide(a3,sF2),
    introduced(function_definition,[]) ).

fof(f11,plain,
    divide(identity,b3) = sF4,
    introduced(function_definition,[]) ).

fof(f12,plain,
    sF5 = divide(a3,sF4),
    introduced(function_definition,[]) ).

fof(f7,plain,
    sF0 = divide(identity,c3),
    introduced(function_definition,[]) ).

fof(f13,plain,
    sF6 = divide(sF5,sF0),
    introduced(function_definition,[]) ).

fof(f6,plain,
    divide(a3,divide(identity,divide(b3,divide(identity,c3)))) != divide(divide(a3,divide(identity,b3)),divide(identity,c3)),
    inference(definition_unfolding,[],[f5,f2,f2,f2,f2]) ).

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

fof(f5,axiom,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_these_axioms_3) ).

fof(f758,plain,
    sF3 = sF6,
    inference(forward_demodulation,[],[f757,f141]) ).

fof(f141,plain,
    ! [X2] : divide(identity,divide(identity,X2)) = X2,
    inference(forward_demodulation,[],[f140,f125]) ).

fof(f125,plain,
    ! [X0] : divide(identity,divide(identity,divide(X0,identity))) = X0,
    inference(forward_demodulation,[],[f111,f4]) ).

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

fof(f111,plain,
    ! [X0] : divide(divide(identity,identity),divide(identity,divide(X0,identity))) = X0,
    inference(superposition,[],[f23,f4]) ).

fof(f23,plain,
    ! [X0,X1] : divide(divide(identity,divide(X0,divide(X1,identity))),divide(identity,X0)) = X1,
    inference(forward_demodulation,[],[f20,f4]) ).

fof(f20,plain,
    ! [X0,X1] : divide(divide(divide(X0,X0),divide(X0,divide(X1,identity))),divide(identity,X0)) = X1,
    inference(superposition,[],[f1,f4]) ).

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

fof(f140,plain,
    ! [X2] : divide(identity,divide(identity,X2)) = divide(identity,divide(identity,divide(X2,identity))),
    inference(forward_demodulation,[],[f130,f4]) ).

fof(f130,plain,
    ! [X2] : divide(identity,divide(identity,divide(X2,divide(identity,identity)))) = divide(identity,divide(identity,X2)),
    inference(superposition,[],[f125,f19]) ).

fof(f19,plain,
    ! [X6,X7] : divide(divide(identity,divide(identity,divide(X6,divide(identity,X7)))),X7) = X6,
    inference(superposition,[],[f1,f4]) ).

fof(f757,plain,
    sF6 = divide(identity,divide(identity,sF3)),
    inference(forward_demodulation,[],[f756,f561]) ).

fof(f561,plain,
    divide(identity,sF3) = divide(sF2,a3),
    inference(superposition,[],[f419,f10]) ).

fof(f419,plain,
    ! [X10,X11] : divide(X11,X10) = divide(identity,divide(X10,X11)),
    inference(forward_demodulation,[],[f418,f141]) ).

fof(f418,plain,
    ! [X10,X11] : divide(X11,divide(identity,divide(identity,X10))) = divide(identity,divide(X10,X11)),
    inference(forward_demodulation,[],[f352,f144]) ).

fof(f144,plain,
    ! [X1] : divide(X1,identity) = X1,
    inference(forward_demodulation,[],[f134,f4]) ).

fof(f134,plain,
    ! [X1] : divide(X1,divide(identity,identity)) = X1,
    inference(superposition,[],[f23,f125]) ).

fof(f352,plain,
    ! [X10,X11] : divide(X11,divide(identity,divide(identity,X10))) = divide(identity,divide(X10,divide(X11,identity))),
    inference(superposition,[],[f146,f23]) ).

fof(f146,plain,
    ! [X4,X5] : divide(divide(X5,X4),divide(identity,X4)) = X5,
    inference(forward_demodulation,[],[f145,f141]) ).

fof(f145,plain,
    ! [X4,X5] : divide(divide(identity,divide(identity,divide(X5,X4))),divide(identity,X4)) = X5,
    inference(forward_demodulation,[],[f136,f144]) ).

fof(f136,plain,
    ! [X4,X5] : divide(divide(identity,divide(identity,divide(X5,X4))),divide(identity,divide(X4,identity))) = X5,
    inference(superposition,[],[f19,f125]) ).

fof(f756,plain,
    divide(identity,divide(sF2,a3)) = sF6,
    inference(forward_demodulation,[],[f755,f13]) ).

fof(f755,plain,
    divide(identity,divide(sF2,a3)) = divide(sF5,sF0),
    inference(forward_demodulation,[],[f754,f7]) ).

fof(f754,plain,
    divide(identity,divide(sF2,a3)) = divide(sF5,divide(identity,c3)),
    inference(superposition,[],[f146,f243]) ).

fof(f243,plain,
    sF5 = divide(divide(identity,divide(sF2,a3)),c3),
    inference(superposition,[],[f55,f201]) ).

fof(f201,plain,
    a3 = divide(sF5,b3),
    inference(superposition,[],[f72,f141]) ).

fof(f72,plain,
    a3 = divide(divide(identity,divide(identity,sF5)),b3),
    inference(superposition,[],[f32,f12]) ).

fof(f32,plain,
    ! [X2] : divide(divide(identity,divide(identity,divide(X2,sF4))),b3) = X2,
    inference(superposition,[],[f19,f11]) ).

fof(f55,plain,
    ! [X0] : divide(divide(identity,divide(sF2,divide(X0,b3))),c3) = X0,
    inference(forward_demodulation,[],[f54,f4]) ).

fof(f54,plain,
    ! [X0] : divide(divide(divide(sF2,sF2),divide(sF2,divide(X0,b3))),c3) = X0,
    inference(superposition,[],[f1,f49]) ).

fof(f49,plain,
    b3 = divide(divide(identity,sF2),c3),
    inference(forward_demodulation,[],[f46,f9]) ).

fof(f46,plain,
    b3 = divide(divide(identity,divide(identity,sF1)),c3),
    inference(superposition,[],[f30,f8]) ).

fof(f30,plain,
    ! [X0] : divide(divide(identity,divide(identity,divide(X0,sF0))),c3) = X0,
    inference(superposition,[],[f19,f7]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : GRP459-1 : TPTP v8.1.0. Released v2.6.0.
% 0.07/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.34  % Computer : n017.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   : Mon Aug 29 21:53:50 EDT 2022
% 0.12/0.34  % CPUTime    : 
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% 0.62/0.63  % (18164)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 (2998ds/37Mi)
% 0.62/0.64  % (18181)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/100Mi)
% 0.62/0.65  % (18172)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/50Mi)
% 1.26/0.66  % (18166)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/51Mi)
% 1.26/0.67  % (18161)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/191324Mi)
% 1.26/0.67  % (18174)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/101Mi)
% 1.26/0.67  % (18189)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/68Mi)
% 1.26/0.67  % (18176)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/68Mi)
% 1.41/0.68  % (18190)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 (2998ds/177Mi)
% 1.41/0.69  % (18175)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/99Mi)
% 1.41/0.69  % (18186)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 (2998ds/467Mi)
% 1.41/0.69  % (18182)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 (2998ds/100Mi)
% 1.41/0.69  TRYING [1]
% 1.41/0.69  % (18163)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/50Mi)
% 1.41/0.69  TRYING [2]
% 1.41/0.69  TRYING [3]
% 1.41/0.69  % (18183)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/176Mi)
% 1.41/0.69  % (18165)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/51Mi)
% 1.41/0.69  TRYING [4]
% 1.41/0.70  % (18177)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/75Mi)
% 1.41/0.70  % (18167)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/48Mi)
% 1.41/0.70  % (18168)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/51Mi)
% 1.41/0.70  TRYING [1]
% 1.41/0.70  % (18164)Instruction limit reached!
% 1.41/0.70  % (18164)------------------------------
% 1.41/0.70  % (18164)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.41/0.70  % (18164)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.41/0.70  % (18164)Termination reason: Unknown
% 1.41/0.70  % (18164)Termination phase: Saturation
% 1.41/0.70  
% 1.41/0.70  % (18164)Memory used [KB]: 1535
% 1.41/0.70  % (18164)Time elapsed: 0.131 s
% 1.41/0.70  % (18164)Instructions burned: 39 (million)
% 1.41/0.70  % (18164)------------------------------
% 1.41/0.70  % (18164)------------------------------
% 1.41/0.70  TRYING [2]
% 1.41/0.70  TRYING [3]
% 1.41/0.70  % (18178)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/99Mi)
% 1.41/0.70  % (18191)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/439Mi)
% 1.41/0.70  % (18169)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/7Mi)
% 1.41/0.70  % (18179)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/59Mi)
% 1.41/0.70  TRYING [1]
% 1.41/0.70  TRYING [2]
% 1.41/0.70  TRYING [3]
% 1.41/0.70  % (18185)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/498Mi)
% 1.41/0.70  % (18187)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/482Mi)
% 1.41/0.70  % (18171)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 (2998ds/51Mi)
% 1.41/0.71  TRYING [4]
% 1.41/0.71  % (18170)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/2Mi)
% 1.41/0.71  % (18170)Instruction limit reached!
% 1.41/0.71  % (18170)------------------------------
% 1.41/0.71  % (18170)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.41/0.71  % (18170)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.41/0.71  % (18170)Termination reason: Unknown
% 1.41/0.71  % (18170)Termination phase: Saturation
% 1.41/0.71  
% 1.41/0.71  % (18170)Memory used [KB]: 5373
% 1.41/0.71  % (18170)Time elapsed: 0.152 s
% 1.41/0.71  % (18170)Instructions burned: 2 (million)
% 1.41/0.71  % (18170)------------------------------
% 1.41/0.71  % (18170)------------------------------
% 1.41/0.71  % (18169)Instruction limit reached!
% 1.41/0.71  % (18169)------------------------------
% 1.41/0.71  % (18169)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.41/0.71  % (18169)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.41/0.71  % (18169)Termination reason: Unknown
% 1.41/0.71  % (18169)Termination phase: Saturation
% 1.41/0.71  
% 1.41/0.71  % (18169)Memory used [KB]: 5500
% 1.41/0.71  % (18169)Time elapsed: 0.101 s
% 1.41/0.71  % (18169)Instructions burned: 7 (million)
% 1.41/0.71  % (18169)------------------------------
% 1.41/0.71  % (18169)------------------------------
% 1.41/0.71  % (18188)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/500Mi)
% 1.41/0.71  % (18173)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/100Mi)
% 1.41/0.71  % (18192)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/355Mi)
% 1.41/0.71  TRYING [4]
% 1.41/0.72  % (18174)First to succeed.
% 1.41/0.72  % (18184)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2998ds/138Mi)
% 1.41/0.72  % (18174)Refutation found. Thanks to Tanya!
% 1.41/0.72  % SZS status Unsatisfiable for theBenchmark
% 1.41/0.72  % SZS output start Proof for theBenchmark
% See solution above
% 1.41/0.72  % (18174)------------------------------
% 1.41/0.72  % (18174)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.41/0.72  % (18174)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.41/0.72  % (18174)Termination reason: Refutation
% 1.41/0.72  
% 1.41/0.72  % (18174)Memory used [KB]: 5884
% 1.41/0.72  % (18174)Time elapsed: 0.138 s
% 1.41/0.72  % (18174)Instructions burned: 34 (million)
% 1.41/0.72  % (18174)------------------------------
% 1.41/0.72  % (18174)------------------------------
% 1.41/0.72  % (17949)Success in time 0.37 s
%------------------------------------------------------------------------------