TSTP Solution File: FLD032-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : FLD032-1 : 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 : n021.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 16:06:45 EDT 2022

% Result   : Unsatisfiable 0.18s 0.57s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   34 (  12 unt;   0 def)
%            Number of atoms       :   66 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   62 (  30   ~;  32   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   24 (  24   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f830,plain,
    $false,
    inference(subsumption_resolution,[],[f827,f31]) ).

fof(f31,axiom,
    ~ equalish(a,multiplicative_identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_not_equal_to_multiplicative_identity_4) ).

fof(f827,plain,
    equalish(a,multiplicative_identity),
    inference(resolution,[],[f826,f65]) ).

fof(f65,plain,
    ! [X9] :
      ( ~ equalish(X9,multiplicative_inverse(a))
      | equalish(X9,multiplicative_identity) ),
    inference(resolution,[],[f23,f30]) ).

fof(f30,axiom,
    equalish(multiplicative_inverse(a),multiplicative_identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',multiplicative_inverses_equal) ).

fof(f23,axiom,
    ! [X2,X0,X1] :
      ( ~ equalish(X1,X2)
      | ~ equalish(X0,X1)
      | equalish(X0,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',transitivity_of_equality) ).

fof(f826,plain,
    equalish(a,multiplicative_inverse(a)),
    inference(resolution,[],[f824,f22]) ).

fof(f22,axiom,
    ! [X0,X1] :
      ( ~ equalish(X1,X0)
      | equalish(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_of_equality) ).

fof(f824,plain,
    equalish(multiplicative_inverse(a),a),
    inference(subsumption_resolution,[],[f820,f39]) ).

fof(f39,plain,
    equalish(multiplicative_identity,multiplicative_inverse(a)),
    inference(resolution,[],[f22,f30]) ).

fof(f820,plain,
    ( ~ equalish(multiplicative_identity,multiplicative_inverse(a))
    | equalish(multiplicative_inverse(a),a) ),
    inference(resolution,[],[f324,f353]) ).

fof(f353,plain,
    ( ~ equalish(multiply(multiplicative_identity,a),multiplicative_identity)
    | equalish(multiplicative_inverse(a),a) ),
    inference(resolution,[],[f62,f97]) ).

fof(f97,plain,
    ! [X3] :
      ( equalish(multiplicative_inverse(a),X3)
      | ~ equalish(X3,multiplicative_identity) ),
    inference(resolution,[],[f64,f22]) ).

fof(f64,plain,
    ! [X8] :
      ( equalish(X8,multiplicative_inverse(a))
      | ~ equalish(X8,multiplicative_identity) ),
    inference(resolution,[],[f23,f39]) ).

fof(f62,plain,
    ! [X6] :
      ( ~ equalish(X6,multiply(multiplicative_identity,a))
      | equalish(X6,a) ),
    inference(resolution,[],[f23,f50]) ).

fof(f50,plain,
    equalish(multiply(multiplicative_identity,a),a),
    inference(resolution,[],[f6,f28]) ).

fof(f28,axiom,
    defined(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_is_defined) ).

fof(f6,axiom,
    ! [X0] :
      ( ~ defined(X0)
      | equalish(multiply(multiplicative_identity,X0),X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_of_identity_multiplication) ).

fof(f324,plain,
    ! [X0] :
      ( equalish(multiply(X0,a),multiplicative_identity)
      | ~ equalish(X0,multiplicative_inverse(a)) ),
    inference(subsumption_resolution,[],[f318,f28]) ).

fof(f318,plain,
    ! [X0] :
      ( ~ equalish(X0,multiplicative_inverse(a))
      | ~ defined(a)
      | equalish(multiply(X0,a),multiplicative_identity) ),
    inference(resolution,[],[f261,f25]) ).

fof(f25,axiom,
    ! [X2,X0,X1] :
      ( equalish(multiply(X0,X2),multiply(X1,X2))
      | ~ defined(X2)
      | ~ equalish(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',compatibility_of_equality_and_multiplication) ).

fof(f261,plain,
    ! [X0] :
      ( ~ equalish(X0,multiply(multiplicative_inverse(a),a))
      | equalish(X0,multiplicative_identity) ),
    inference(resolution,[],[f256,f23]) ).

fof(f256,plain,
    equalish(multiply(multiplicative_inverse(a),a),multiplicative_identity),
    inference(subsumption_resolution,[],[f255,f28]) ).

fof(f255,plain,
    ( equalish(multiply(multiplicative_inverse(a),a),multiplicative_identity)
    | ~ defined(a) ),
    inference(subsumption_resolution,[],[f250,f54]) ).

fof(f54,plain,
    defined(multiplicative_inverse(a)),
    inference(subsumption_resolution,[],[f52,f28]) ).

fof(f52,plain,
    ( defined(multiplicative_inverse(a))
    | ~ defined(a) ),
    inference(resolution,[],[f15,f29]) ).

fof(f29,axiom,
    ~ equalish(a,additive_identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_not_equal_to_additive_identity_2) ).

fof(f15,axiom,
    ! [X0] :
      ( equalish(X0,additive_identity)
      | ~ defined(X0)
      | defined(multiplicative_inverse(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',well_definedness_of_multiplicative_inverse) ).

fof(f250,plain,
    ( ~ defined(multiplicative_inverse(a))
    | ~ defined(a)
    | equalish(multiply(multiplicative_inverse(a),a),multiplicative_identity) ),
    inference(resolution,[],[f241,f8]) ).

fof(f8,axiom,
    ! [X0,X1] :
      ( equalish(multiply(X0,X1),multiply(X1,X0))
      | ~ defined(X1)
      | ~ defined(X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_multiplication) ).

fof(f241,plain,
    ! [X12] :
      ( ~ equalish(X12,multiply(a,multiplicative_inverse(a)))
      | equalish(X12,multiplicative_identity) ),
    inference(subsumption_resolution,[],[f240,f29]) ).

fof(f240,plain,
    ! [X12] :
      ( ~ equalish(X12,multiply(a,multiplicative_inverse(a)))
      | equalish(a,additive_identity)
      | equalish(X12,multiplicative_identity) ),
    inference(resolution,[],[f67,f28]) ).

fof(f67,plain,
    ! [X0,X1] :
      ( ~ defined(X0)
      | equalish(X0,additive_identity)
      | equalish(X1,multiplicative_identity)
      | ~ equalish(X1,multiply(X0,multiplicative_inverse(X0))) ),
    inference(resolution,[],[f7,f23]) ).

fof(f7,axiom,
    ! [X0] :
      ( equalish(multiply(X0,multiplicative_inverse(X0)),multiplicative_identity)
      | ~ defined(X0)
      | equalish(X0,additive_identity) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',existence_of_inverse_multiplication) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem    : FLD032-1 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.10/0.12  % 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 : n021.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   : Mon Aug 29 20:33:10 EDT 2022
% 0.12/0.33  % CPUTime    : 
% 0.18/0.49  % (25626)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)
% 0.18/0.49  % (25652)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)
% 0.18/0.49  % (25623)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)
% 0.18/0.49  % (25624)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)
% 0.18/0.49  % (25627)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)
% 0.18/0.49  % (25636)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)
% 0.18/0.49  % (25634)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.18/0.50  % (25630)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)
% 0.18/0.50  % (25632)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)
% 0.18/0.50  % (25625)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.18/0.50  % (25644)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.18/0.50  % (25641)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)
% 0.18/0.50  % (25639)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.18/0.50  % (25629)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.18/0.50  % (25621)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)
% 0.18/0.50  TRYING [1]
% 0.18/0.50  TRYING [2]
% 0.18/0.50  TRYING [1]
% 0.18/0.50  TRYING [2]
% 0.18/0.50  TRYING [3]
% 0.18/0.50  TRYING [3]
% 0.18/0.51  % (25622)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)
% 0.18/0.51  % (25640)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.18/0.51  % (25646)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)
% 0.18/0.51  % (25622)Refutation not found, incomplete strategy% (25622)------------------------------
% 0.18/0.51  % (25622)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.51  % (25622)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.51  % (25622)Termination reason: Refutation not found, incomplete strategy
% 0.18/0.51  
% 0.18/0.51  % (25622)Memory used [KB]: 5373
% 0.18/0.51  % (25622)Time elapsed: 0.124 s
% 0.18/0.51  % (25622)Instructions burned: 2 (million)
% 0.18/0.51  % (25622)------------------------------
% 0.18/0.51  % (25622)------------------------------
% 0.18/0.51  % (25628)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.18/0.51  % (25633)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.18/0.51  % (25637)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)
% 0.18/0.51  % (25651)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.18/0.51  % (25649)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)
% 0.18/0.51  % (25631)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.18/0.51  % (25647)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.18/0.51  % (25650)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)
% 0.18/0.51  % (25642)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)
% 0.18/0.51  TRYING [1]
% 0.18/0.51  % (25645)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)
% 0.18/0.51  TRYING [2]
% 0.18/0.52  TRYING [3]
% 0.18/0.52  % (25635)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)
% 0.18/0.53  % (25628)Instruction limit reached!
% 0.18/0.53  % (25628)------------------------------
% 0.18/0.53  % (25628)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.53  % (25648)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.18/0.53  % (25629)Instruction limit reached!
% 0.18/0.53  % (25629)------------------------------
% 0.18/0.53  % (25629)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.53  % (25629)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.53  % (25629)Termination reason: Unknown
% 0.18/0.53  % (25629)Termination phase: Blocked clause elimination
% 0.18/0.53  
% 0.18/0.53  % (25629)Memory used [KB]: 895
% 0.18/0.53  % (25629)Time elapsed: 0.003 s
% 0.18/0.53  % (25629)Instructions burned: 2 (million)
% 0.18/0.53  % (25629)------------------------------
% 0.18/0.53  % (25629)------------------------------
% 0.18/0.53  TRYING [4]
% 0.18/0.54  % (25628)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.54  % (25628)Termination reason: Unknown
% 0.18/0.54  % (25628)Termination phase: Saturation
% 0.18/0.54  
% 0.18/0.54  % (25628)Memory used [KB]: 5500
% 0.18/0.54  % (25628)Time elapsed: 0.114 s
% 0.18/0.54  % (25628)Instructions burned: 7 (million)
% 0.18/0.54  % (25628)------------------------------
% 0.18/0.54  % (25628)------------------------------
% 0.18/0.54  TRYING [4]
% 0.18/0.54  TRYING [4]
% 0.18/0.55  % (25623)First to succeed.
% 0.18/0.55  % (25627)Instruction limit reached!
% 0.18/0.55  % (25627)------------------------------
% 0.18/0.55  % (25627)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.56  % (25639)Instruction limit reached!
% 0.18/0.56  % (25639)------------------------------
% 0.18/0.56  % (25639)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.57  % (25626)Instruction limit reached!
% 0.18/0.57  % (25626)------------------------------
% 0.18/0.57  % (25626)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.57  % (25623)Refutation found. Thanks to Tanya!
% 0.18/0.57  % SZS status Unsatisfiable for theBenchmark
% 0.18/0.57  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.57  % (25623)------------------------------
% 0.18/0.57  % (25623)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.57  % (25623)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.57  % (25623)Termination reason: Refutation
% 0.18/0.57  
% 0.18/0.57  % (25623)Memory used [KB]: 1407
% 0.18/0.57  % (25623)Time elapsed: 0.152 s
% 0.18/0.57  % (25623)Instructions burned: 34 (million)
% 0.18/0.57  % (25623)------------------------------
% 0.18/0.57  % (25623)------------------------------
% 0.18/0.57  % (25616)Success in time 0.229 s
%------------------------------------------------------------------------------