TSTP Solution File: NUM009-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : NUM009-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 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 : 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 18:03:15 EDT 2022

% Result   : Unsatisfiable 1.57s 0.59s
% Output   : Refutation 1.57s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   10 (   5 unt;   0 def)
%            Number of atoms       :   17 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   13 (   6   ~;   7   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-1 aty)
%            Number of variables   :    4 (   4   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f836,plain,
    $false,
    inference(subsumption_resolution,[],[f835,f220]) ).

fof(f220,axiom,
    ~ member(empty_set,natural_numbers),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_zero_is_a_natural) ).

fof(f835,plain,
    member(empty_set,natural_numbers),
    inference(subsumption_resolution,[],[f834,f310]) ).

fof(f310,plain,
    little_set(empty_set),
    inference(resolution,[],[f1,f61]) ).

fof(f61,axiom,
    member(empty_set,infinity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',infinity2) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( ~ member(X0,X1)
      | little_set(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a2) ).

fof(f834,plain,
    ( ~ little_set(empty_set)
    | member(empty_set,natural_numbers) ),
    inference(duplicate_literal_removal,[],[f831]) ).

fof(f831,plain,
    ( member(empty_set,natural_numbers)
    | ~ little_set(empty_set)
    | member(empty_set,natural_numbers) ),
    inference(resolution,[],[f169,f171]) ).

fof(f171,axiom,
    ! [X3] :
      ( ~ member(X3,f44(X3))
      | member(X3,natural_numbers) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',natural_numbers6) ).

fof(f169,axiom,
    ! [X3] :
      ( member(empty_set,f44(X3))
      | ~ little_set(X3)
      | member(X3,natural_numbers) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',natural_numbers4) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : NUM009-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.04/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.34  % Computer : n024.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 05:50:04 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.19/0.48  % (27111)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.19/0.50  % (27107)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.50  % (27111)Instruction limit reached!
% 0.19/0.50  % (27111)------------------------------
% 0.19/0.50  % (27111)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (27112)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 (2999ds/51Mi)
% 0.19/0.51  % (27105)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)
% 0.19/0.51  % (27111)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (27111)Termination reason: Unknown
% 0.19/0.51  % (27111)Termination phase: Function definition elimination
% 0.19/0.51  
% 0.19/0.51  % (27111)Memory used [KB]: 1151
% 0.19/0.51  % (27111)Time elapsed: 0.003 s
% 0.19/0.51  % (27111)Instructions burned: 3 (million)
% 0.19/0.51  % (27111)------------------------------
% 0.19/0.51  % (27111)------------------------------
% 0.19/0.51  % (27119)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 (2999ds/99Mi)
% 0.19/0.51  % (27116)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.51  % (27120)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.19/0.51  % (27113)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.52  % (27106)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)
% 0.19/0.52  % (27128)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.19/0.52  % (27109)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.52  % (27130)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 (2999ds/177Mi)
% 0.19/0.52  % (27125)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 (2999ds/498Mi)
% 0.19/0.53  % (27124)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.19/0.53  % (27126)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)
% 0.19/0.53  % (27103)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 (2999ds/191324Mi)
% 0.19/0.53  % (27108)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)
% 0.19/0.53  % (27117)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 (2999ds/68Mi)
% 0.19/0.53  % (27127)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.19/0.53  % (27114)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)
% 1.40/0.54  % (27118)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)
% 1.40/0.54  % (27104)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)
% 1.40/0.54  % (27123)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 (2999ds/176Mi)
% 1.40/0.54  % (27129)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 (2999ds/68Mi)
% 1.40/0.54  % (27110)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 1.40/0.55  % (27122)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)
% 1.40/0.55  % (27110)Instruction limit reached!
% 1.40/0.55  % (27110)------------------------------
% 1.40/0.55  % (27110)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.40/0.55  % (27110)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.40/0.55  % (27110)Termination reason: Unknown
% 1.40/0.55  % (27110)Termination phase: Saturation
% 1.40/0.55  
% 1.40/0.55  % (27110)Memory used [KB]: 5628
% 1.40/0.55  % (27110)Time elapsed: 0.006 s
% 1.40/0.55  % (27110)Instructions burned: 8 (million)
% 1.40/0.55  % (27110)------------------------------
% 1.40/0.55  % (27110)------------------------------
% 1.40/0.55  % (27121)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.40/0.55  % (27115)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 1.57/0.56  % (27132)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)
% 1.57/0.56  % (27107)Instruction limit reached!
% 1.57/0.56  % (27107)------------------------------
% 1.57/0.56  % (27107)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.57/0.56  % (27107)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.57/0.56  % (27107)Termination reason: Unknown
% 1.57/0.56  % (27107)Termination phase: Saturation
% 1.57/0.56  
% 1.57/0.56  % (27107)Memory used [KB]: 6396
% 1.57/0.56  % (27107)Time elapsed: 0.138 s
% 1.57/0.56  % (27107)Instructions burned: 51 (million)
% 1.57/0.56  % (27107)------------------------------
% 1.57/0.56  % (27107)------------------------------
% 1.57/0.57  % (27131)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 1.57/0.59  % (27105)First to succeed.
% 1.57/0.59  % (27105)Refutation found. Thanks to Tanya!
% 1.57/0.59  % SZS status Unsatisfiable for theBenchmark
% 1.57/0.59  % SZS output start Proof for theBenchmark
% See solution above
% 1.57/0.59  % (27105)------------------------------
% 1.57/0.59  % (27105)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.57/0.59  % (27105)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.57/0.59  % (27105)Termination reason: Refutation
% 1.57/0.59  
% 1.57/0.59  % (27105)Memory used [KB]: 1791
% 1.57/0.59  % (27105)Time elapsed: 0.187 s
% 1.57/0.59  % (27105)Instructions burned: 36 (million)
% 1.57/0.59  % (27105)------------------------------
% 1.57/0.59  % (27105)------------------------------
% 1.57/0.59  % (27102)Success in time 0.238 s
%------------------------------------------------------------------------------