TSTP Solution File: SWC106-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC106-1 : TPTP v8.1.0. Released v2.4.0.
% 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 : 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 18:41:46 EDT 2022

% Result   : Unsatisfiable 0.20s 0.56s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   25
% Syntax   : Number of formulae    :   51 (  11 unt;   0 def)
%            Number of atoms       :  119 (  15 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  125 (  57   ~;  57   |;   0   &)
%                                         (  11 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :   17 (  15 usr;  12 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   7 con; 0-2 aty)
%            Number of variables   :    9 (   9   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1071,plain,
    $false,
    inference(avatar_sat_refutation,[],[f274,f291,f296,f305,f310,f317,f491,f560,f562,f782,f783,f1070]) ).

fof(f1070,plain,
    ( ~ spl1_39
    | ~ spl1_25
    | spl1_10
    | ~ spl1_13
    | ~ spl1_14
    | ~ spl1_15 ),
    inference(avatar_split_clause,[],[f1043,f314,f307,f302,f288,f557,f704]) ).

fof(f704,plain,
    ( spl1_39
  <=> ssList(sk4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_39])]) ).

fof(f557,plain,
    ( spl1_25
  <=> ssList(sk3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_25])]) ).

fof(f288,plain,
    ( spl1_10
  <=> rearsegP(sk4,sk3) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_10])]) ).

fof(f302,plain,
    ( spl1_13
  <=> ssList(sk6) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_13])]) ).

fof(f307,plain,
    ( spl1_14
  <=> sk3 = cons(sk5,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_14])]) ).

fof(f314,plain,
    ( spl1_15
  <=> sk4 = app(sk6,cons(sk5,nil)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_15])]) ).

fof(f1043,plain,
    ( ~ ssList(sk6)
    | rearsegP(sk4,sk3)
    | ~ ssList(sk3)
    | ~ ssList(sk4)
    | ~ spl1_14
    | ~ spl1_15 ),
    inference(superposition,[],[f215,f324]) ).

fof(f324,plain,
    ( sk4 = app(sk6,sk3)
    | ~ spl1_14
    | ~ spl1_15 ),
    inference(forward_demodulation,[],[f316,f309]) ).

fof(f309,plain,
    ( sk3 = cons(sk5,nil)
    | ~ spl1_14 ),
    inference(avatar_component_clause,[],[f307]) ).

fof(f316,plain,
    ( sk4 = app(sk6,cons(sk5,nil))
    | ~ spl1_15 ),
    inference(avatar_component_clause,[],[f314]) ).

fof(f215,plain,
    ! [X0,X1] :
      ( rearsegP(app(X0,X1),X1)
      | ~ ssList(X0)
      | ~ ssList(app(X0,X1))
      | ~ ssList(X1) ),
    inference(equality_resolution,[],[f143]) ).

fof(f143,axiom,
    ! [X2,X0,X1] :
      ( ~ ssList(X1)
      | rearsegP(X2,X1)
      | ~ ssList(X2)
      | ~ ssList(X0)
      | app(X0,X1) != X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause143) ).

fof(f783,plain,
    spl1_8,
    inference(avatar_split_clause,[],[f243,f280]) ).

fof(f280,plain,
    ( spl1_8
  <=> neq(sk4,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_8])]) ).

fof(f243,plain,
    neq(sk4,nil),
    inference(duplicate_literal_removal,[],[f207]) ).

fof(f207,plain,
    ( neq(sk4,nil)
    | neq(sk4,nil) ),
    inference(definition_unfolding,[],[f192,f190,f190]) ).

fof(f190,axiom,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).

fof(f192,axiom,
    ( neq(sk2,nil)
    | neq(sk2,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

fof(f782,plain,
    spl1_39,
    inference(avatar_split_clause,[],[f189,f704]) ).

fof(f189,axiom,
    ssList(sk4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).

fof(f562,plain,
    spl1_25,
    inference(avatar_contradiction_clause,[],[f561]) ).

fof(f561,plain,
    ( $false
    | spl1_25 ),
    inference(resolution,[],[f559,f188]) ).

fof(f188,axiom,
    ssList(sk3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).

fof(f559,plain,
    ( ~ ssList(sk3)
    | spl1_25 ),
    inference(avatar_component_clause,[],[f557]) ).

fof(f560,plain,
    ( ~ spl1_25
    | spl1_23
    | ~ spl1_1
    | spl1_9 ),
    inference(avatar_split_clause,[],[f551,f284,f248,f488,f557]) ).

fof(f488,plain,
    ( spl1_23
  <=> nil = sk3 ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_23])]) ).

fof(f248,plain,
    ( spl1_1
  <=> ssList(nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_1])]) ).

fof(f284,plain,
    ( spl1_9
  <=> neq(sk3,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_9])]) ).

fof(f551,plain,
    ( ~ ssList(nil)
    | nil = sk3
    | ~ ssList(sk3)
    | spl1_9 ),
    inference(resolution,[],[f100,f286]) ).

fof(f286,plain,
    ( ~ neq(sk3,nil)
    | spl1_9 ),
    inference(avatar_component_clause,[],[f284]) ).

fof(f100,axiom,
    ! [X0,X1] :
      ( neq(X1,X0)
      | X0 = X1
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause100) ).

fof(f491,plain,
    ( ~ spl1_1
    | ~ spl1_11
    | ~ spl1_23
    | ~ spl1_14 ),
    inference(avatar_split_clause,[],[f486,f307,f488,f293,f248]) ).

fof(f293,plain,
    ( spl1_11
  <=> ssItem(sk5) ),
    introduced(avatar_definition,[new_symbols(naming,[spl1_11])]) ).

fof(f486,plain,
    ( nil != sk3
    | ~ ssItem(sk5)
    | ~ ssList(nil)
    | ~ spl1_14 ),
    inference(superposition,[],[f98,f309]) ).

fof(f98,axiom,
    ! [X0,X1] :
      ( nil != cons(X0,X1)
      | ~ ssList(X1)
      | ~ ssItem(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause98) ).

fof(f317,plain,
    ( spl1_15
    | ~ spl1_8 ),
    inference(avatar_split_clause,[],[f202,f280,f314]) ).

fof(f202,axiom,
    ( ~ neq(sk4,nil)
    | sk4 = app(sk6,cons(sk5,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_17) ).

fof(f310,plain,
    ( spl1_14
    | ~ spl1_8 ),
    inference(avatar_split_clause,[],[f201,f280,f307]) ).

fof(f201,axiom,
    ( ~ neq(sk4,nil)
    | sk3 = cons(sk5,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_16) ).

fof(f305,plain,
    ( ~ spl1_8
    | spl1_13 ),
    inference(avatar_split_clause,[],[f200,f302,f280]) ).

fof(f200,axiom,
    ( ssList(sk6)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_15) ).

fof(f296,plain,
    ( spl1_11
    | ~ spl1_8 ),
    inference(avatar_split_clause,[],[f199,f280,f293]) ).

fof(f199,axiom,
    ( ~ neq(sk4,nil)
    | ssItem(sk5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).

fof(f291,plain,
    ( ~ spl1_8
    | ~ spl1_9
    | ~ spl1_10 ),
    inference(avatar_split_clause,[],[f211,f288,f284,f280]) ).

fof(f211,plain,
    ( ~ rearsegP(sk4,sk3)
    | ~ neq(sk3,nil)
    | ~ neq(sk4,nil) ),
    inference(definition_unfolding,[],[f203,f191,f190,f191]) ).

fof(f191,axiom,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

fof(f203,axiom,
    ( ~ neq(sk1,nil)
    | ~ rearsegP(sk2,sk1)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_18) ).

fof(f274,plain,
    spl1_1,
    inference(avatar_split_clause,[],[f8,f248]) ).

fof(f8,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clause8) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : SWC106-1 : TPTP v8.1.0. Released v2.4.0.
% 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
% 0.14/0.34  % Computer : n014.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit   : 300
% 0.14/0.34  % WCLimit    : 300
% 0.14/0.34  % DateTime   : Tue Aug 30 18:25:03 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.50  % (18644)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)
% 0.20/0.51  % (18651)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (18650)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)
% 0.20/0.51  % (18662)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.20/0.51  % (18649)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.51  % (18649)Instruction limit reached!
% 0.20/0.51  % (18649)------------------------------
% 0.20/0.51  % (18649)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (18649)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (18649)Termination reason: Unknown
% 0.20/0.51  % (18649)Termination phase: Function definition elimination
% 0.20/0.51  
% 0.20/0.51  % (18649)Memory used [KB]: 1023
% 0.20/0.51  % (18649)Time elapsed: 0.002 s
% 0.20/0.51  % (18649)Instructions burned: 2 (million)
% 0.20/0.51  % (18649)------------------------------
% 0.20/0.51  % (18649)------------------------------
% 0.20/0.51  % (18645)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.52  % (18643)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)
% 0.20/0.52  % (18669)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 0.20/0.52  % (18656)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)
% 0.20/0.52  % (18664)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)
% 0.20/0.52  % (18666)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.20/0.52  % (18663)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)
% 0.20/0.52  % (18641)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)
% 0.20/0.52  % (18648)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.52  % (18658)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 0.20/0.52  % (18665)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.20/0.53  % (18652)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)
% 0.20/0.53  % (18659)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.53  % (18660)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)
% 0.20/0.53  % (18642)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)
% 0.20/0.54  % (18668)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)
% 0.20/0.54  % (18667)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)
% 0.20/0.54  % (18646)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)
% 0.20/0.54  % (18647)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)
% 0.20/0.54  % (18648)Instruction limit reached!
% 0.20/0.54  % (18648)------------------------------
% 0.20/0.54  % (18648)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.54  % (18648)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.54  % (18648)Termination reason: Unknown
% 0.20/0.54  % (18648)Termination phase: Saturation
% 0.20/0.54  
% 0.20/0.54  % (18648)Memory used [KB]: 5628
% 0.20/0.54  % (18648)Time elapsed: 0.086 s
% 0.20/0.54  % (18648)Instructions burned: 7 (million)
% 0.20/0.54  % (18648)------------------------------
% 0.20/0.54  % (18648)------------------------------
% 0.20/0.54  % (18670)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)
% 0.20/0.54  % (18657)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)
% 0.20/0.54  % (18654)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.54  % (18653)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 0.20/0.54  % (18661)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)
% 0.20/0.55  TRYING [1]
% 0.20/0.55  TRYING [2]
% 0.20/0.55  TRYING [1]
% 0.20/0.55  TRYING [2]
% 0.20/0.55  % (18651)First to succeed.
% 0.20/0.56  % (18651)Refutation found. Thanks to Tanya!
% 0.20/0.56  % SZS status Unsatisfiable for theBenchmark
% 0.20/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.56  % (18651)------------------------------
% 0.20/0.56  % (18651)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.56  % (18651)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.56  % (18651)Termination reason: Refutation
% 0.20/0.56  
% 0.20/0.56  % (18651)Memory used [KB]: 6396
% 0.20/0.56  % (18651)Time elapsed: 0.157 s
% 0.20/0.56  % (18651)Instructions burned: 32 (million)
% 0.20/0.56  % (18651)------------------------------
% 0.20/0.56  % (18651)------------------------------
% 0.20/0.56  % (18640)Success in time 0.201 s
%------------------------------------------------------------------------------