TSTP Solution File: DAT068_1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : DAT068_1 : TPTP v8.1.0. Released v5.5.0.
% 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 : n024.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 16:04:04 EDT 2022

% Result   : Theorem 0.20s 0.54s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   19
% Syntax   : Number of formulae    :   39 (   9 unt;  11 typ;   0 def)
%            Number of atoms       :   50 (  24 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   44 (  22   ~;  14   |;   5   &)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number arithmetic     :   90 (  25 atm;  16 fun;  14 num;  35 var)
%            Number of types       :    3 (   1 usr;   1 ari)
%            Number of type conns  :    9 (   6   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :   12 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   46 (  37   !;   9   ?;  46   :)

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

tff(func_def_0,type,
    empty: heap ).

tff(func_def_1,type,
    toop: heap > $int ).

tff(func_def_2,type,
    sel: ( heap * $int ) > $int ).

tff(func_def_3,type,
    length: heap > $int ).

tff(func_def_4,type,
    app: ( heap * $int ) > heap ).

tff(func_def_5,type,
    get: heap > heap ).

tff(func_def_10,type,
    sK0: heap ).

tff(func_def_11,type,
    sK1: $int ).

tff(func_def_12,type,
    sK2: $int ).

tff(pred_def_1,type,
    lsls: ( heap * heap ) > $o ).

tff(f103,plain,
    $false,
    inference(subsumption_resolution,[],[f102,f22]) ).

tff(f22,plain,
    ! [X0: $int] : ~ $less(X0,X0),
    introduced(theory_axiom_147,[]) ).

tff(f102,plain,
    $less(length(sK0),length(sK0)),
    inference(evaluation,[],[f101]) ).

tff(f101,plain,
    ( $less(length(sK0),length(sK0))
    | ~ $less(0,1) ),
    inference(superposition,[],[f96,f19]) ).

tff(f19,plain,
    ! [X0: $int] : ( $sum(X0,0) = X0 ),
    introduced(theory_axiom_142,[]) ).

tff(f96,plain,
    ! [X3: $int] :
      ( $less($sum(length(sK0),X3),length(sK0))
      | ~ $less(X3,1) ),
    inference(superposition,[],[f91,f17]) ).

tff(f17,plain,
    ! [X0: $int,X1: $int] : ( $sum(X1,X0) = $sum(X0,X1) ),
    introduced(theory_axiom_140,[]) ).

tff(f91,plain,
    ! [X0: $int] :
      ( $less($sum(X0,length(sK0)),length(sK0))
      | ~ $less(X0,1) ),
    inference(resolution,[],[f90,f25]) ).

tff(f25,plain,
    ! [X2: $int,X0: $int,X1: $int] :
      ( $less($sum(X0,X2),$sum(X1,X2))
      | ~ $less(X0,X1) ),
    introduced(theory_axiom_150,[]) ).

tff(f90,plain,
    ! [X0: $int] :
      ( ~ $less(X0,$sum(1,length(sK0)))
      | $less(X0,length(sK0)) ),
    inference(resolution,[],[f87,f23]) ).

tff(f23,plain,
    ! [X2: $int,X0: $int,X1: $int] :
      ( ~ $less(X1,X2)
      | ~ $less(X0,X1)
      | $less(X0,X2) ),
    introduced(theory_axiom_148,[]) ).

tff(f87,plain,
    $less($sum(1,length(sK0)),length(sK0)),
    inference(backward_demodulation,[],[f66,f85]) ).

tff(f85,plain,
    $sum(1,length(sK0)) = sK1,
    inference(trivial_inequality_removal,[],[f84]) ).

tff(f84,plain,
    ( ( sel(sK0,sK1) != sel(sK0,sK1) )
    | ( $sum(1,length(sK0)) = sK1 ) ),
    inference(superposition,[],[f67,f74]) ).

tff(f74,plain,
    ! [X2: heap,X0: $int,X1: $int] :
      ( ( sel(app(X2,X0),X1) = sel(X2,X1) )
      | ( $sum(1,length(X2)) = X1 ) ),
    inference(cnf_transformation,[],[f55]) ).

tff(f55,plain,
    ! [X0: $int,X1: $int,X2: heap] :
      ( ( sel(app(X2,X0),X1) = sel(X2,X1) )
      | ( $sum(1,length(X2)) = X1 ) ),
    inference(rectify,[],[f43]) ).

tff(f43,plain,
    ! [X2: $int,X1: $int,X0: heap] :
      ( ( sel(app(X0,X2),X1) = sel(X0,X1) )
      | ( $sum(1,length(X0)) = X1 ) ),
    inference(ennf_transformation,[],[f37]) ).

tff(f37,plain,
    ! [X0: heap,X1: $int,X2: $int] :
      ( ( $sum(1,length(X0)) != X1 )
     => ( sel(app(X0,X2),X1) = sel(X0,X1) ) ),
    inference(rectify,[],[f3]) ).

tff(f3,axiom,
    ! [X1: heap,X0: $int,X2: $int] :
      ( ( $sum(1,length(X1)) != X0 )
     => ( sel(app(X1,X2),X0) = sel(X1,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax_3) ).

tff(f67,plain,
    sel(sK0,sK1) != sel(app(sK0,sK2),sK1),
    inference(cnf_transformation,[],[f53]) ).

tff(f53,plain,
    ( ( sel(sK0,sK1) != sel(app(sK0,sK2),sK1) )
    & $less(sK1,length(sK0)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f51,f52]) ).

tff(f52,plain,
    ( ? [X0: heap,X1: $int,X2: $int] :
        ( ( sel(app(X0,X2),X1) != sel(X0,X1) )
        & $less(X1,length(X0)) )
   => ( ( sel(sK0,sK1) != sel(app(sK0,sK2),sK1) )
      & $less(sK1,length(sK0)) ) ),
    introduced(choice_axiom,[]) ).

tff(f51,plain,
    ? [X0: heap,X1: $int,X2: $int] :
      ( ( sel(app(X0,X2),X1) != sel(X0,X1) )
      & $less(X1,length(X0)) ),
    inference(rectify,[],[f42]) ).

tff(f42,plain,
    ? [X0: heap,X2: $int,X1: $int] :
      ( ( sel(X0,X2) != sel(app(X0,X1),X2) )
      & $less(X2,length(X0)) ),
    inference(ennf_transformation,[],[f39]) ).

tff(f39,plain,
    ~ ! [X1: $int,X0: heap,X2: $int] :
        ( ~ $less(X2,length(X0))
        | ( sel(X0,X2) = sel(app(X0,X1),X2) ) ),
    inference(rectify,[],[f16]) ).

tff(f16,negated_conjecture,
    ~ ! [X1: heap,X2: $int,X0: $int] :
        ( ( sel(app(X1,X2),X0) = sel(X1,X0) )
        | ~ $less(X0,length(X1)) ),
    inference(negated_conjecture,[],[f15]) ).

tff(f15,conjecture,
    ! [X1: heap,X2: $int,X0: $int] :
      ( ( sel(app(X1,X2),X0) = sel(X1,X0) )
      | ~ $less(X0,length(X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',th_3) ).

tff(f66,plain,
    $less(sK1,length(sK0)),
    inference(cnf_transformation,[],[f53]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.13  % Problem    : DAT068=1 : TPTP v8.1.0. Released v5.5.0.
% 0.09/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.14/0.35  % Computer : n024.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 20:22:34 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.52  % (12786)ott+21_1:1_erd=off:s2a=on:sac=on:sd=1:sgt=64:sos=on:ss=included:st=3.0:to=lpo:urr=on:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.52  % (12786)Instruction limit reached!
% 0.20/0.52  % (12786)------------------------------
% 0.20/0.52  % (12786)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.52  % (12786)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.52  % (12786)Termination reason: Unknown
% 0.20/0.52  % (12786)Termination phase: Including theory axioms
% 0.20/0.52  
% 0.20/0.52  % (12786)Memory used [KB]: 895
% 0.20/0.52  % (12786)Time elapsed: 0.002 s
% 0.20/0.52  % (12786)Instructions burned: 2 (million)
% 0.20/0.52  % (12786)------------------------------
% 0.20/0.52  % (12786)------------------------------
% 0.20/0.52  % (12806)dis+32_1:1_bd=off:nm=4:sos=on:ss=included:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.52  % (12784)lrs+1010_1:1_aac=none:bce=on:nicw=on:nm=0:plsq=on:plsql=on:sac=on:sos=on:sp=frequency:spb=units:to=lpo:i=34:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/34Mi)
% 0.20/0.52  % (12812)dis+20_1:12_aac=none:acc=model:awrs=converge:fd=preordered:fsr=off:nicw=on:nwc=3.0:s2a=on:s2agt=16:spb=goal:to=lpo:i=41:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/41Mi)
% 0.20/0.52  % (12784)First to succeed.
% 0.20/0.52  % (12790)lrs+1010_1:1_bd=off:fd=off:fde=none:ins=3:sac=on:sos=on:spb=goal:to=lpo:i=36:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/36Mi)
% 0.20/0.52  % (12803)dis+1002_1:5_av=off:nwc=2.0:sos=all:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.20/0.53  % (12808)lrs+1002_1:1_br=off:canc=force:drc=off:s2a=on:sos=on:sp=reverse_frequency:urr=on:i=42:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/42Mi)
% 0.20/0.53  % (12788)lrs+10_1:32_s2a=on:s2agt=10:sgt=8:ss=axioms:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.20/0.53  % (12797)lrs+22_1:1_amm=sco:fsr=off:gve=force:sos=on:uwa=all:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.53  % (12792)lrs+10_1:8_ep=R:erd=off:fs=off:fsr=off:gve=force:nwc=2.0:uwa=one_side_interpreted:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.53  % (12785)dis+1011_1:64_drc=off:flr=on:nwc=2.0:sac=on:urr=ec_only:i=8:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/8Mi)
% 0.20/0.53  % (12800)dis+21_1:1_aac=none:abs=on:er=known:fde=none:fsr=off:nwc=5.0:s2a=on:s2at=4.0:sp=const_frequency:to=lpo:urr=ec_only:i=49:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/49Mi)
% 0.20/0.53  % (12787)ott+1011_1:2_br=off:bs=unit_only:bsr=unit_only:nwc=5.0:s2a=on:s2agt=32:urr=on:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.20/0.53  % (12792)Instruction limit reached!
% 0.20/0.53  % (12792)------------------------------
% 0.20/0.53  % (12792)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.53  % (12792)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.53  % (12792)Termination reason: Unknown
% 0.20/0.53  % (12792)Termination phase: Preprocessing 3
% 0.20/0.53  
% 0.20/0.53  % (12792)Memory used [KB]: 895
% 0.20/0.53  % (12792)Time elapsed: 0.004 s
% 0.20/0.53  % (12792)Instructions burned: 2 (million)
% 0.20/0.53  % (12792)------------------------------
% 0.20/0.53  % (12792)------------------------------
% 0.20/0.53  % (12809)lrs+1_3:1_ep=RSTC:sos=on:urr=on:i=43:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/43Mi)
% 0.20/0.53  % (12793)lrs+10_1:1_canc=force:tha=some:to=lpo:i=35:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/35Mi)
% 0.20/0.54  % (12802)lrs+10_1:1_sd=10:sos=all:ss=axioms:st=5.0:tha=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.54  % (12802)Instruction limit reached!
% 0.20/0.54  % (12802)------------------------------
% 0.20/0.54  % (12802)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (12802)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (12802)Termination reason: Unknown
% 0.20/0.54  % (12802)Termination phase: Saturation
% 0.20/0.54  
% 0.20/0.54  % (12802)Memory used [KB]: 1023
% 0.20/0.54  % (12802)Time elapsed: 0.002 s
% 0.20/0.54  % (12802)Instructions burned: 2 (million)
% 0.20/0.54  % (12802)------------------------------
% 0.20/0.54  % (12802)------------------------------
% 0.20/0.54  % (12785)Instruction limit reached!
% 0.20/0.54  % (12785)------------------------------
% 0.20/0.54  % (12785)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (12785)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (12785)Termination reason: Unknown
% 0.20/0.54  % (12785)Termination phase: Saturation
% 0.20/0.54  
% 0.20/0.54  % (12785)Memory used [KB]: 5628
% 0.20/0.54  % (12785)Time elapsed: 0.129 s
% 0.20/0.54  % (12785)Instructions burned: 8 (million)
% 0.20/0.54  % (12785)------------------------------
% 0.20/0.54  % (12785)------------------------------
% 0.20/0.54  % (12789)lrs+10_5:1_br=off:fde=none:nwc=3.0:sd=1:sgt=10:sos=on:ss=axioms:urr=on:i=32:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/32Mi)
% 0.20/0.54  % (12810)dis+10_1:64_nwc=1.4:tha=off:i=21:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/21Mi)
% 0.20/0.54  % (12811)dis+1011_1:1_bd=off:canc=force:ev=cautious:nwc=5.0:i=21:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/21Mi)
% 0.20/0.54  % (12783)dis+1010_1:4_aac=none:abs=on:atotf=0.5:avsq=on:avsqc=2:avsqr=215,247:awrs=converge:awrsf=128:bsd=on:erd=off:fde=none:gve=cautious:newcnf=on:nwc=5.0:rnwc=on:sac=on:sas=z3:sp=const_min:tgt=ground:thsq=on:thsqc=64:thsqr=1,4:i=59848:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59848Mi)
% 0.20/0.54  % (12801)lrs+10_1:1_ss=axioms:st=5.0:tha=off:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.20/0.54  % (12805)dis+2_1:1_av=off:bsr=on:erd=off:s2pl=on:sgt=16:sos=on:sp=frequency:ss=axioms:i=46:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/46Mi)
% 0.20/0.54  % (12798)dis+20_1:12_aac=none:acc=model:awrs=converge:fd=preordered:fsr=off:nicw=on:nwc=3.0:s2a=on:s2agt=16:spb=goal:to=lpo:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.54  % (12798)Instruction limit reached!
% 0.20/0.54  % (12798)------------------------------
% 0.20/0.54  % (12798)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (12798)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (12798)Termination reason: Unknown
% 0.20/0.54  % (12798)Termination phase: Saturation
% 0.20/0.54  
% 0.20/0.54  % (12798)Memory used [KB]: 5500
% 0.20/0.54  % (12798)Time elapsed: 0.004 s
% 0.20/0.54  % (12798)Instructions burned: 3 (million)
% 0.20/0.54  % (12798)------------------------------
% 0.20/0.54  % (12798)------------------------------
% 0.20/0.54  % (12784)Refutation found. Thanks to Tanya!
% 0.20/0.54  % SZS status Theorem for theBenchmark
% 0.20/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.54  % (12784)------------------------------
% 0.20/0.54  % (12784)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (12784)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (12784)Termination reason: Refutation
% 0.20/0.54  
% 0.20/0.54  % (12784)Memory used [KB]: 5500
% 0.20/0.54  % (12784)Time elapsed: 0.089 s
% 0.20/0.54  % (12784)Instructions burned: 3 (million)
% 0.20/0.54  % (12784)------------------------------
% 0.20/0.54  % (12784)------------------------------
% 0.20/0.54  % (12782)Success in time 0.184 s
%------------------------------------------------------------------------------