TSTP Solution File: NUM894_1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : NUM894_1 : TPTP v8.1.0. Released v5.0.0.
% 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 : n019.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 18:07:08 EDT 2022

% Result   : Theorem 0.18s 0.50s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   17 (   6 unt;   2 typ;   0 def)
%            Number of atoms       :   26 (   1 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   19 (   8   ~;   2   |;   5   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number arithmetic     :   68 (  24 atm;  14 fun;  12 num;  18 var)
%            Number of types       :    1 (   0 usr;   1 ari)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   2 usr;   3 con; 0-2 aty)
%            Number of variables   :   18 (  12   !;   6   ?;  18   :)

% Comments : 
%------------------------------------------------------------------------------
tff(func_def_4,type,
    sK0: $int ).

tff(func_def_5,type,
    sK1: $int ).

tff(f108,plain,
    $false,
    inference(subsumption_resolution,[],[f101,f20]) ).

tff(f20,plain,
    $less(sK1,sK0),
    inference(cnf_transformation,[],[f19]) ).

tff(f19,plain,
    ( $less(sK0,$sum(sK1,1))
    & $less(sK1,sK0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f17,f18]) ).

tff(f18,plain,
    ( ? [X0: $int,X1: $int] :
        ( $less(X0,$sum(X1,1))
        & $less(X1,X0) )
   => ( $less(sK0,$sum(sK1,1))
      & $less(sK1,sK0) ) ),
    introduced(choice_axiom,[]) ).

tff(f17,plain,
    ? [X0: $int,X1: $int] :
      ( $less(X0,$sum(X1,1))
      & $less(X1,X0) ),
    inference(rectify,[],[f16]) ).

tff(f16,plain,
    ? [X1: $int,X0: $int] :
      ( $less(X1,$sum(X0,1))
      & $less(X0,X1) ),
    inference(ennf_transformation,[],[f3]) ).

tff(f3,plain,
    ~ ! [X1: $int,X0: $int] :
        ( $less(X1,$sum(X0,1))
       => ~ $less(X0,X1) ),
    inference(theory_normalization,[],[f2]) ).

tff(f2,negated_conjecture,
    ~ ! [X0: $int,X1: $int] :
        ( $less(X1,$sum(X0,1))
       => $lesseq(X1,X0) ),
    inference(negated_conjecture,[],[f1]) ).

tff(f1,conjecture,
    ! [X0: $int,X1: $int] :
      ( $less(X1,$sum(X0,1))
     => $lesseq(X1,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',less_successor) ).

tff(f101,plain,
    ~ $less(sK1,sK0),
    inference(resolution,[],[f64,f26]) ).

tff(f26,plain,
    $less(sK0,$sum(1,sK1)),
    inference(backward_demodulation,[],[f21,f4]) ).

tff(f4,plain,
    ! [X0: $int,X1: $int] : ( $sum(X1,X0) = $sum(X0,X1) ),
    introduced(theory_axiom_140,[]) ).

tff(f21,plain,
    $less(sK0,$sum(sK1,1)),
    inference(cnf_transformation,[],[f19]) ).

tff(f64,plain,
    ! [X0: $int,X1: $int] :
      ( ~ $less(X1,$sum(1,X0))
      | ~ $less(X0,X1) ),
    inference(superposition,[],[f15,f4]) ).

tff(f15,plain,
    ! [X0: $int,X1: $int] :
      ( ~ $less(X1,$sum(X0,1))
      | ~ $less(X0,X1) ),
    introduced(theory_axiom_166,[]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : NUM894=1 : TPTP v8.1.0. Released v5.0.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.33  % Computer : n019.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   : Tue Aug 30 09:15:50 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.18/0.49  % (1964)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 (3000ds/191324Mi)
% 0.18/0.49  % (1973)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/2Mi)
% 0.18/0.49  % (1973)Instruction limit reached!
% 0.18/0.49  % (1973)------------------------------
% 0.18/0.49  % (1973)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.49  % (1973)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.49  % (1973)Termination reason: Unknown
% 0.18/0.49  % (1973)Termination phase: Saturation
% 0.18/0.49  
% 0.18/0.49  % (1973)Memory used [KB]: 5373
% 0.18/0.49  % (1973)Time elapsed: 0.094 s
% 0.18/0.49  % (1973)Instructions burned: 2 (million)
% 0.18/0.49  % (1973)------------------------------
% 0.18/0.49  % (1973)------------------------------
% 0.18/0.49  % (1965)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/50Mi)
% 0.18/0.49  % (1975)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/50Mi)
% 0.18/0.49  % (1964)WARNING: trying to run FMB on interpreted or otherwise provably infinite-domain problem!
% 0.18/0.49  % (1964)Terminated due to inappropriate strategy.
% 0.18/0.49  % (1964)------------------------------
% 0.18/0.49  % (1964)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.49  % (1964)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.49  % (1964)Termination reason: Inappropriate
% 0.18/0.49  
% 0.18/0.49  % (1964)Memory used [KB]: 895
% 0.18/0.49  % (1964)Time elapsed: 0.002 s
% 0.18/0.49  % (1964)Instructions burned: 1 (million)
% 0.18/0.49  % (1964)------------------------------
% 0.18/0.49  % (1964)------------------------------
% 0.18/0.49  % (1967)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/51Mi)
% 0.18/0.50  % (1982)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 (3000ds/99Mi)
% 0.18/0.50  % (1989)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 (3000ds/467Mi)
% 0.18/0.50  % (1982)First to succeed.
% 0.18/0.50  % (1974)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 (3000ds/51Mi)
% 0.18/0.50  % (1982)Refutation found. Thanks to Tanya!
% 0.18/0.50  % SZS status Theorem for theBenchmark
% 0.18/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.50  % (1982)------------------------------
% 0.18/0.50  % (1982)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.50  % (1982)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.50  % (1982)Termination reason: Refutation
% 0.18/0.50  
% 0.18/0.50  % (1982)Memory used [KB]: 5373
% 0.18/0.50  % (1982)Time elapsed: 0.111 s
% 0.18/0.50  % (1982)Instructions burned: 4 (million)
% 0.18/0.50  % (1982)------------------------------
% 0.18/0.50  % (1982)------------------------------
% 0.18/0.50  % (1963)Success in time 0.158 s
%------------------------------------------------------------------------------