TSTP Solution File: SET017-6 by SnakeForV---1.0
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%------------------------------------------------------------------------------
% File : SnakeForV---1.0
% Problem : SET017-6 : 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_uns --cores 0 -t %d %s
% Computer : n014.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 18:18:25 EDT 2022
% Result : Unsatisfiable 0.19s 0.51s
% Output : Refutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 13
% Syntax : Number of formulae : 40 ( 12 unt; 0 def)
% Number of atoms : 76 ( 18 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 65 ( 29 ~; 32 |; 0 &)
% ( 4 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 4 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 5 prp; 0-2 aty)
% Number of functors : 8 ( 8 usr; 4 con; 0-2 aty)
% Number of variables : 27 ( 27 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f141,plain,
$false,
inference(avatar_sat_refutation,[],[f112,f124,f128,f130,f140]) ).
fof(f140,plain,
( ~ spl0_1
| ~ spl0_3 ),
inference(avatar_contradiction_clause,[],[f139]) ).
fof(f139,plain,
( $false
| ~ spl0_1
| ~ spl0_3 ),
inference(subsumption_resolution,[],[f138,f132]) ).
fof(f132,plain,
( x != z
| ~ spl0_3 ),
inference(backward_demodulation,[],[f94,f119]) ).
fof(f119,plain,
( x = y
| ~ spl0_3 ),
inference(avatar_component_clause,[],[f117]) ).
fof(f117,plain,
( spl0_3
<=> x = y ),
introduced(avatar_definition,[new_symbols(naming,[spl0_3])]) ).
fof(f94,axiom,
y != z,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_left_cancellation_3) ).
fof(f138,plain,
( x = z
| ~ spl0_1
| ~ spl0_3 ),
inference(duplicate_literal_removal,[],[f137]) ).
fof(f137,plain,
( x = z
| x = z
| ~ spl0_1
| ~ spl0_3 ),
inference(resolution,[],[f136,f8]) ).
fof(f8,axiom,
! [X2,X0,X1] :
( ~ member(X2,unordered_pair(X0,X1))
| X0 = X2
| X1 = X2 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair_member) ).
fof(f136,plain,
( member(z,unordered_pair(x,x))
| ~ spl0_1
| ~ spl0_3 ),
inference(forward_demodulation,[],[f107,f119]) ).
fof(f107,plain,
( member(z,unordered_pair(x,y))
| ~ spl0_1 ),
inference(avatar_component_clause,[],[f105]) ).
fof(f105,plain,
( spl0_1
<=> member(z,unordered_pair(x,y)) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_1])]) ).
fof(f130,plain,
spl0_4,
inference(avatar_contradiction_clause,[],[f129]) ).
fof(f129,plain,
( $false
| spl0_4 ),
inference(subsumption_resolution,[],[f126,f123]) ).
fof(f123,plain,
( ~ member(y,universal_class)
| spl0_4 ),
inference(avatar_component_clause,[],[f121]) ).
fof(f121,plain,
( spl0_4
<=> member(y,universal_class) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_4])]) ).
fof(f126,plain,
member(y,universal_class),
inference(resolution,[],[f97,f96]) ).
fof(f96,plain,
! [X2,X3,X0,X1] :
( ~ member(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),cross_product(X0,X1))
| member(X2,X0) ),
inference(definition_unfolding,[],[f14,f95]) ).
fof(f95,plain,
! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),
inference(definition_unfolding,[],[f13,f12,f12]) ).
fof(f12,axiom,
! [X0] : unordered_pair(X0,X0) = singleton(X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton_set) ).
fof(f13,axiom,
! [X0,X1] : unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))) = ordered_pair(X0,X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair) ).
fof(f14,axiom,
! [X2,X3,X0,X1] :
( member(X2,X0)
| ~ member(ordered_pair(X2,X3),cross_product(X0,X1)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product1) ).
fof(f97,plain,
member(unordered_pair(unordered_pair(y,y),unordered_pair(y,unordered_pair(z,z))),cross_product(universal_class,universal_class)),
inference(definition_unfolding,[],[f93,f95]) ).
fof(f93,axiom,
member(ordered_pair(y,z),cross_product(universal_class,universal_class)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_left_cancellation_2) ).
fof(f128,plain,
spl0_2,
inference(avatar_contradiction_clause,[],[f127]) ).
fof(f127,plain,
( $false
| spl0_2 ),
inference(subsumption_resolution,[],[f125,f111]) ).
fof(f111,plain,
( ~ member(z,universal_class)
| spl0_2 ),
inference(avatar_component_clause,[],[f109]) ).
fof(f109,plain,
( spl0_2
<=> member(z,universal_class) ),
introduced(avatar_definition,[new_symbols(naming,[spl0_2])]) ).
fof(f125,plain,
member(z,universal_class),
inference(resolution,[],[f97,f99]) ).
fof(f99,plain,
! [X2,X3,X0,X1] :
( ~ member(unordered_pair(unordered_pair(X2,X2),unordered_pair(X2,unordered_pair(X3,X3))),cross_product(X0,X1))
| member(X3,X1) ),
inference(definition_unfolding,[],[f15,f95]) ).
fof(f15,axiom,
! [X2,X3,X0,X1] :
( member(X3,X1)
| ~ member(ordered_pair(X2,X3),cross_product(X0,X1)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product2) ).
fof(f124,plain,
( spl0_3
| ~ spl0_4 ),
inference(avatar_split_clause,[],[f115,f121,f117]) ).
fof(f115,plain,
( ~ member(y,universal_class)
| x = y ),
inference(subsumption_resolution,[],[f113,f94]) ).
fof(f113,plain,
( x = y
| ~ member(y,universal_class)
| y = z ),
inference(resolution,[],[f103,f10]) ).
fof(f10,axiom,
! [X0,X1] :
( member(X1,unordered_pair(X0,X1))
| ~ member(X1,universal_class) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',unordered_pair3) ).
fof(f103,plain,
! [X0] :
( ~ member(X0,unordered_pair(x,y))
| x = X0
| z = X0 ),
inference(superposition,[],[f8,f92]) ).
fof(f92,axiom,
unordered_pair(x,y) = unordered_pair(x,z),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_left_cancellation_1) ).
fof(f112,plain,
( spl0_1
| ~ spl0_2 ),
inference(avatar_split_clause,[],[f102,f109,f105]) ).
fof(f102,plain,
( ~ member(z,universal_class)
| member(z,unordered_pair(x,y)) ),
inference(superposition,[],[f10,f92]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12 % Problem : SET017-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.10/0.13 % Command : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34 % Computer : n014.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Tue Aug 30 12:54:48 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.19/0.49 % (9716)fmb+10_1:1_fmbes=contour:fmbsr=2.0:fmbsso=input_usage:i=6:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/6Mi)
% 0.19/0.50 % (9708)lrs+1010_1:4_amm=off:bce=on:sd=1:sos=on:ss=included:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.50 % (9716)Instruction limit reached!
% 0.19/0.50 % (9716)------------------------------
% 0.19/0.50 % (9716)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51 % (9723)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=97:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/97Mi)
% 0.19/0.51 % (9708)First to succeed.
% 0.19/0.51 % (9716)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51 % (9716)Termination reason: Unknown
% 0.19/0.51 % (9716)Termination phase: Finite model building preprocessing
% 0.19/0.51
% 0.19/0.51 % (9716)Memory used [KB]: 1535
% 0.19/0.51 % (9716)Time elapsed: 0.005 s
% 0.19/0.51 % (9716)Instructions burned: 7 (million)
% 0.19/0.51 % (9716)------------------------------
% 0.19/0.51 % (9716)------------------------------
% 0.19/0.51 % (9708)Refutation found. Thanks to Tanya!
% 0.19/0.51 % SZS status Unsatisfiable for theBenchmark
% 0.19/0.51 % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.51 % (9708)------------------------------
% 0.19/0.51 % (9708)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51 % (9708)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51 % (9708)Termination reason: Refutation
% 0.19/0.51
% 0.19/0.51 % (9708)Memory used [KB]: 5884
% 0.19/0.51 % (9708)Time elapsed: 0.102 s
% 0.19/0.51 % (9708)Instructions burned: 3 (million)
% 0.19/0.51 % (9708)------------------------------
% 0.19/0.51 % (9708)------------------------------
% 0.19/0.51 % (9700)Success in time 0.165 s
%------------------------------------------------------------------------------