TSTP Solution File: DAT092_1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : DAT092_1 : TPTP v8.1.0. Released v6.1.0.
% 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 : n026.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 16:04:52 EDT 2022

% Result   : Theorem 0.21s 0.54s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   20
% Syntax   : Number of formulae    :   35 (  19 unt;  16 typ;   0 def)
%            Number of atoms       :   19 (  18 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   2 avg)
%            Maximal term depth    :    3 (   2 avg)
%            Number arithmetic     :   23 (   0 atm;   5 fun;  12 num;   6 var)
%            Number of types       :    3 (   1 usr;   1 ari)
%            Number of type conns  :   25 (  14   >;  11   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   16 (  13 usr;   3 con; 0-2 aty)
%            Number of variables   :   25 (  25   !;   0   ?;  25   :)

% Comments : 
%------------------------------------------------------------------------------
tff(type_def_5,type,
    list: $tType ).

tff(func_def_0,type,
    nil: list ).

tff(func_def_1,type,
    cons: ( $int * list ) > list ).

tff(func_def_2,type,
    head: list > $int ).

tff(func_def_3,type,
    tail: list > list ).

tff(func_def_5,type,
    length: list > $int ).

tff(func_def_8,type,
    count: ( $int * list ) > $int ).

tff(func_def_9,type,
    append: ( list * list ) > list ).

tff(func_def_11,type,
    sK0: ( list * $int ) > list ).

tff(func_def_12,type,
    sK1: ( list * $int ) > $int ).

tff(func_def_13,type,
    sK2: ( $int * list ) > $int ).

tff(func_def_14,type,
    sK3: ( $int * list ) > list ).

tff(func_def_15,type,
    sK4: ( $int * list ) > list ).

tff(func_def_16,type,
    sK5: ( $int * list ) > $int ).

tff(pred_def_1,type,
    in: ( $int * list ) > $o ).

tff(pred_def_2,type,
    inRange: ( $int * list ) > $o ).

tff(f105,plain,
    $false,
    inference(evaluation,[],[f104]) ).

tff(f104,plain,
    0 = 1,
    inference(forward_demodulation,[],[f103,f100]) ).

tff(f100,plain,
    ! [X0: list] : ( 0 = length(X0) ),
    inference(forward_demodulation,[],[f99,f87]) ).

tff(f87,plain,
    0 = length(nil),
    inference(cnf_transformation,[],[f7]) ).

tff(f7,axiom,
    0 = length(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l) ).

tff(f99,plain,
    ! [X0: list] : ( length(nil) = length(X0) ),
    inference(superposition,[],[f64,f86]) ).

tff(f86,plain,
    ! [X0: list] : ( append(nil,X0) = X0 ),
    inference(cnf_transformation,[],[f31]) ).

tff(f31,plain,
    ! [X0: list] : ( append(nil,X0) = X0 ),
    inference(rectify,[],[f12]) ).

tff(f12,axiom,
    ! [X1: list] : ( append(nil,X1) = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l_6) ).

tff(f64,plain,
    ! [X0: list,X1: list] : ( length(append(X0,X1)) = length(X0) ),
    inference(cnf_transformation,[],[f35]) ).

tff(f35,plain,
    ! [X0: list,X1: list] : ( length(append(X0,X1)) = length(X0) ),
    inference(flattening,[],[f16]) ).

tff(f16,negated_conjecture,
    ~ ~ ! [X0: list,X1: list] : ( length(append(X0,X1)) = length(X0) ),
    inference(negated_conjecture,[],[f15]) ).

tff(f15,conjecture,
    ~ ! [X0: list,X1: list] : ( length(append(X0,X1)) = length(X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c) ).

tff(f103,plain,
    ! [X0: $int,X1: list] : ( 1 = length(cons(X0,X1)) ),
    inference(evaluation,[],[f102]) ).

tff(f102,plain,
    ! [X0: $int,X1: list] : ( length(cons(X0,X1)) = $sum(1,0) ),
    inference(backward_demodulation,[],[f80,f100]) ).

tff(f80,plain,
    ! [X0: $int,X1: list] : ( length(cons(X0,X1)) = $sum(1,length(X1)) ),
    inference(cnf_transformation,[],[f57]) ).

tff(f57,plain,
    ! [X0: $int,X1: list] : ( length(cons(X0,X1)) = $sum(1,length(X1)) ),
    inference(rectify,[],[f34]) ).

tff(f34,plain,
    ! [X1: $int,X0: list] : ( length(cons(X1,X0)) = $sum(1,length(X0)) ),
    inference(rectify,[],[f8]) ).

tff(f8,axiom,
    ! [X4: list,X3: $int] : ( length(cons(X3,X4)) = $sum(1,length(X4)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l_1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem    : DAT092=1 : TPTP v8.1.0. Released v6.1.0.
% 0.10/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.35  % Computer : n026.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   : Mon Aug 29 20:35:50 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.21/0.51  % (30129)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)
% 0.21/0.51  % (30131)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 (2999ds/48Mi)
% 0.21/0.51  % (30134)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.21/0.52  % (30143)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.21/0.52  % (30137)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)
% 0.21/0.52  % (30134)Instruction limit reached!
% 0.21/0.52  % (30134)------------------------------
% 0.21/0.52  % (30134)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.21/0.52  % (30134)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.21/0.52  % (30134)Termination reason: Unknown
% 0.21/0.52  % (30134)Termination phase: Saturation
% 0.21/0.52  
% 0.21/0.52  % (30134)Memory used [KB]: 895
% 0.21/0.52  % (30134)Time elapsed: 0.004 s
% 0.21/0.52  % (30134)Instructions burned: 3 (million)
% 0.21/0.52  % (30134)------------------------------
% 0.21/0.52  % (30134)------------------------------
% 0.21/0.52  % (30145)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)
% 0.21/0.53  % (30150)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)
% 0.21/0.53  % (30148)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.21/0.53  % (30126)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)
% 0.21/0.53  % (30157)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 (2999ds/355Mi)
% 0.21/0.53  % (30133)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.21/0.53  % (30141)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 (2999ds/75Mi)
% 0.21/0.53  % (30126)First to succeed.
% 0.21/0.53  % (30153)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.21/0.53  % (30144)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.21/0.53  % (30148)Also succeeded, but the first one will report.
% 0.21/0.53  % (30127)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)
% 0.21/0.54  % (30126)Refutation found. Thanks to Tanya!
% 0.21/0.54  % SZS status Theorem for theBenchmark
% 0.21/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.54  % (30126)------------------------------
% 0.21/0.54  % (30126)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.21/0.54  % (30126)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.21/0.54  % (30126)Termination reason: Refutation
% 0.21/0.54  
% 0.21/0.54  % (30126)Memory used [KB]: 5500
% 0.21/0.54  % (30126)Time elapsed: 0.110 s
% 0.21/0.54  % (30126)Instructions burned: 4 (million)
% 0.21/0.54  % (30126)------------------------------
% 0.21/0.54  % (30126)------------------------------
% 0.21/0.54  % (30118)Success in time 0.18 s
%------------------------------------------------------------------------------