TSTP Solution File: NUM156-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : NUM156-1 : TPTP v8.1.0. Bugfixed v2.1.0.
% 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 : n011.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 18:03:35 EDT 2022

% Result   : Unsatisfiable 1.78s 0.63s
% Output   : Refutation 1.78s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   18
% Syntax   : Number of formulae    :   41 (  29 unt;   0 def)
%            Number of atoms       :   55 (  20 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   29 (  15   ~;  14   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :   10 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   19 (  19 usr;   6 con; 0-3 aty)
%            Number of variables   :   40 (  40   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f580,plain,
    $false,
    inference(subsumption_resolution,[],[f578,f433]) ).

fof(f433,plain,
    ! [X1] : member(complement(universal_class),unordered_pair(complement(universal_class),X1)),
    inference(backward_demodulation,[],[f299,f415]) ).

fof(f415,plain,
    null_class = complement(universal_class),
    inference(duplicate_literal_removal,[],[f409]) ).

fof(f409,plain,
    ( null_class = complement(universal_class)
    | null_class = complement(universal_class) ),
    inference(resolution,[],[f261,f290]) ).

fof(f290,plain,
    ! [X0] :
      ( member(regular(X0),universal_class)
      | null_class = X0 ),
    inference(resolution,[],[f273,f66]) ).

fof(f66,axiom,
    ! [X0] :
      ( member(regular(X0),X0)
      | null_class = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',regularity1) ).

fof(f273,plain,
    ! [X0,X1] :
      ( ~ member(X0,X1)
      | member(X0,universal_class) ),
    inference(resolution,[],[f1,f4]) ).

fof(f4,axiom,
    ! [X0] : subclass(X0,universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',class_elements_are_sets) ).

fof(f1,axiom,
    ! [X2,X0,X1] :
      ( ~ subclass(X0,X1)
      | ~ member(X2,X0)
      | member(X2,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subclass_members) ).

fof(f261,plain,
    ! [X0] :
      ( ~ member(regular(complement(X0)),X0)
      | complement(X0) = null_class ),
    inference(resolution,[],[f66,f24]) ).

fof(f24,axiom,
    ! [X0,X4] :
      ( ~ member(X4,complement(X0))
      | ~ member(X4,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement1) ).

fof(f299,plain,
    ! [X1] : member(null_class,unordered_pair(null_class,X1)),
    inference(resolution,[],[f295,f9]) ).

fof(f9,axiom,
    ! [X0,X1] :
      ( ~ member(X0,universal_class)
      | member(X0,unordered_pair(X0,X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pair2) ).

fof(f295,plain,
    member(null_class,universal_class),
    inference(resolution,[],[f273,f256]) ).

fof(f256,plain,
    member(null_class,omega),
    inference(resolution,[],[f47,f50]) ).

fof(f50,axiom,
    inductive(omega),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',omega_is_inductive1) ).

fof(f47,axiom,
    ! [X0] :
      ( ~ inductive(X0)
      | member(null_class,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inductive1) ).

fof(f578,plain,
    ~ member(complement(universal_class),unordered_pair(complement(universal_class),complement(universal_class))),
    inference(resolution,[],[f576,f24]) ).

fof(f576,plain,
    member(complement(universal_class),complement(unordered_pair(complement(universal_class),complement(universal_class)))),
    inference(resolution,[],[f574,f21]) ).

fof(f21,axiom,
    ! [X0,X1,X4] :
      ( ~ member(X4,intersection(X0,X1))
      | member(X4,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection1) ).

fof(f574,plain,
    member(complement(universal_class),intersection(complement(unordered_pair(complement(universal_class),complement(universal_class))),complement(domain_of(domain_of(flip(cross_product(intersection(cross_product(ordinal_numbers,universal_class),successor_relation),universal_class))))))),
    inference(subsumption_resolution,[],[f573,f430]) ).

fof(f430,plain,
    member(complement(universal_class),universal_class),
    inference(backward_demodulation,[],[f295,f415]) ).

fof(f573,plain,
    ( member(complement(universal_class),intersection(complement(unordered_pair(complement(universal_class),complement(universal_class))),complement(domain_of(domain_of(flip(cross_product(intersection(cross_product(ordinal_numbers,universal_class),successor_relation),universal_class)))))))
    | ~ member(complement(universal_class),universal_class) ),
    inference(resolution,[],[f571,f25]) ).

fof(f25,axiom,
    ! [X0,X4] :
      ( member(X4,complement(X0))
      | member(X4,X0)
      | ~ member(X4,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement2) ).

fof(f571,plain,
    ~ member(complement(universal_class),complement(intersection(complement(unordered_pair(complement(universal_class),complement(universal_class))),complement(domain_of(domain_of(flip(cross_product(intersection(cross_product(ordinal_numbers,universal_class),successor_relation),universal_class)))))))),
    inference(backward_demodulation,[],[f423,f548]) ).

fof(f548,plain,
    kind_1_ordinals = complement(intersection(complement(unordered_pair(complement(universal_class),complement(universal_class))),complement(domain_of(domain_of(flip(cross_product(intersection(cross_product(ordinal_numbers,universal_class),successor_relation),universal_class))))))),
    inference(forward_demodulation,[],[f547,f415]) ).

fof(f547,plain,
    kind_1_ordinals = complement(intersection(complement(unordered_pair(null_class,null_class)),complement(domain_of(domain_of(flip(cross_product(intersection(cross_product(ordinal_numbers,universal_class),successor_relation),universal_class))))))),
    inference(forward_demodulation,[],[f206,f249]) ).

fof(f249,plain,
    ! [X0,X1,X5] : intersection(X5,cross_product(X0,X1)) = intersection(cross_product(X0,X1),X5),
    inference(definition_unfolding,[],[f29,f28]) ).

fof(f28,axiom,
    ! [X0,X1,X5] : intersection(X5,cross_product(X0,X1)) = restrict(X5,X0,X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',restriction1) ).

fof(f29,axiom,
    ! [X0,X1,X5] : restrict(X5,X0,X1) = intersection(cross_product(X0,X1),X5),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',restriction2) ).

fof(f206,plain,
    kind_1_ordinals = complement(intersection(complement(unordered_pair(null_class,null_class)),complement(domain_of(domain_of(flip(cross_product(intersection(successor_relation,cross_product(ordinal_numbers,universal_class)),universal_class))))))),
    inference(definition_unfolding,[],[f138,f26,f12,f164]) ).

fof(f164,plain,
    ! [X0,X5] : image(X5,X0) = domain_of(domain_of(flip(cross_product(intersection(X5,cross_product(X0,universal_class)),universal_class)))),
    inference(definition_unfolding,[],[f42,f161,f28]) ).

fof(f161,plain,
    ! [X4] : range_of(X4) = domain_of(domain_of(flip(cross_product(X4,universal_class)))),
    inference(definition_unfolding,[],[f39,f38]) ).

fof(f38,axiom,
    ! [X1] : domain_of(flip(cross_product(X1,universal_class))) = inverse(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse) ).

fof(f39,axiom,
    ! [X4] : domain_of(inverse(X4)) = range_of(X4),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',range_of) ).

fof(f42,axiom,
    ! [X0,X5] : range_of(restrict(X5,X0,universal_class)) = image(X5,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image) ).

fof(f12,axiom,
    ! [X0] : unordered_pair(X0,X0) = singleton(X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',singleton_set) ).

fof(f26,axiom,
    ! [X0,X1] : complement(intersection(complement(X0),complement(X1))) = union(X0,X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union) ).

fof(f138,axiom,
    union(singleton(null_class),image(successor_relation,ordinal_numbers)) = kind_1_ordinals,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',kind_1_ordinals) ).

fof(f423,plain,
    ~ member(complement(universal_class),kind_1_ordinals),
    inference(backward_demodulation,[],[f159,f415]) ).

fof(f159,axiom,
    ~ member(null_class,kind_1_ordinals),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_null_class_is_kind_1_1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : NUM156-1 : TPTP v8.1.0. Bugfixed v2.1.0.
% 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
% 0.14/0.35  % Computer : n011.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   : Tue Aug 30 06:02:40 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.54  % (26957)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.55  % (26964)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)
% 0.20/0.55  % (26957)Instruction limit reached!
% 0.20/0.55  % (26957)------------------------------
% 0.20/0.55  % (26957)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.55  % (26957)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.55  % (26957)Termination reason: Unknown
% 0.20/0.55  % (26957)Termination phase: Saturation
% 0.20/0.55  
% 0.20/0.55  % (26957)Memory used [KB]: 5628
% 0.20/0.55  % (26957)Time elapsed: 0.009 s
% 0.20/0.55  % (26957)Instructions burned: 7 (million)
% 0.20/0.55  % (26957)------------------------------
% 0.20/0.55  % (26957)------------------------------
% 0.20/0.55  % (26956)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)
% 0.20/0.55  % (26973)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)
% 0.20/0.55  % (26965)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)
% 0.20/0.57  % (26972)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)
% 0.20/0.60  % (26950)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)
% 0.20/0.60  % (26955)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)
% 0.20/0.61  % (26974)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.20/0.61  % (26977)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)
% 0.20/0.61  % (26962)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.61  % (26963)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.61  % (26953)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)
% 0.20/0.61  % (26978)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.20/0.61  % (26966)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)
% 0.20/0.62  % (26979)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)
% 0.20/0.62  % (26960)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.62  % (26954)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.62  % (26952)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)
% 1.78/0.62  % (26971)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 1.78/0.62  % (26958)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 1.78/0.62  % (26961)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)
% 1.78/0.62  % (26958)Instruction limit reached!
% 1.78/0.62  % (26958)------------------------------
% 1.78/0.62  % (26958)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.78/0.62  % (26958)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.78/0.62  % (26958)Termination reason: Unknown
% 1.78/0.62  % (26958)Termination phase: Function definition elimination
% 1.78/0.62  
% 1.78/0.62  % (26958)Memory used [KB]: 1023
% 1.78/0.62  % (26958)Time elapsed: 0.003 s
% 1.78/0.62  % (26958)Instructions burned: 3 (million)
% 1.78/0.62  % (26958)------------------------------
% 1.78/0.62  % (26958)------------------------------
% 1.78/0.62  % (26970)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)
% 1.78/0.62  % (26969)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)
% 1.78/0.62  % (26959)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)
% 1.78/0.63  % (26972)First to succeed.
% 1.78/0.63  % (26956)Instruction limit reached!
% 1.78/0.63  % (26956)------------------------------
% 1.78/0.63  % (26956)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.78/0.63  % (26968)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.78/0.63  % (26956)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.78/0.63  % (26956)Termination reason: Unknown
% 1.78/0.63  % (26956)Termination phase: Finite model building preprocessing
% 1.78/0.63  % (26972)Refutation found. Thanks to Tanya!
% 1.78/0.63  % SZS status Unsatisfiable for theBenchmark
% 1.78/0.63  % SZS output start Proof for theBenchmark
% See solution above
% 1.78/0.63  % (26972)------------------------------
% 1.78/0.63  % (26972)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.78/0.63  % (26972)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.78/0.63  % (26972)Termination reason: Refutation
% 1.78/0.63  
% 1.78/0.63  % (26972)Memory used [KB]: 1535
% 1.78/0.63  % (26972)Time elapsed: 0.187 s
% 1.78/0.63  % (26972)Instructions burned: 29 (million)
% 1.78/0.63  % (26972)------------------------------
% 1.78/0.63  % (26972)------------------------------
% 1.78/0.63  % (26949)Success in time 0.275 s
%------------------------------------------------------------------------------