TSTP Solution File: SEU146+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU146+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -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 : Sun May  5 09:27:23 EDT 2024

% Result   : Theorem 0.14s 0.39s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   47 (  14 unt;   0 def)
%            Number of atoms       :  125 (  51 equ)
%            Maximal formula atoms :   12 (   2 avg)
%            Number of connectives :  127 (  49   ~;  52   |;  17   &)
%                                         (   5 <=>;   3  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   54 (  46   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f101,plain,
    $false,
    inference(subsumption_resolution,[],[f98,f58]) ).

fof(f58,plain,
    empty_set != sK0,
    inference(subsumption_resolution,[],[f56,f39]) ).

fof(f39,plain,
    ! [X0] : subset(empty_set,X0),
    inference(cnf_transformation,[],[f14]) ).

fof(f14,axiom,
    ! [X0] : subset(empty_set,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t2_xboole_1) ).

fof(f56,plain,
    ( empty_set != sK0
    | ~ subset(empty_set,singleton(sK1)) ),
    inference(inner_rewriting,[],[f36]) ).

fof(f36,plain,
    ( empty_set != sK0
    | ~ subset(sK0,singleton(sK1)) ),
    inference(cnf_transformation,[],[f26]) ).

fof(f26,plain,
    ( ( ( sK0 != singleton(sK1)
        & empty_set != sK0 )
      | ~ subset(sK0,singleton(sK1)) )
    & ( sK0 = singleton(sK1)
      | empty_set = sK0
      | subset(sK0,singleton(sK1)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f24,f25]) ).

fof(f25,plain,
    ( ? [X0,X1] :
        ( ( ( singleton(X1) != X0
            & empty_set != X0 )
          | ~ subset(X0,singleton(X1)) )
        & ( singleton(X1) = X0
          | empty_set = X0
          | subset(X0,singleton(X1)) ) )
   => ( ( ( sK0 != singleton(sK1)
          & empty_set != sK0 )
        | ~ subset(sK0,singleton(sK1)) )
      & ( sK0 = singleton(sK1)
        | empty_set = sK0
        | subset(sK0,singleton(sK1)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f24,plain,
    ? [X0,X1] :
      ( ( ( singleton(X1) != X0
          & empty_set != X0 )
        | ~ subset(X0,singleton(X1)) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | subset(X0,singleton(X1)) ) ),
    inference(flattening,[],[f23]) ).

fof(f23,plain,
    ? [X0,X1] :
      ( ( ( singleton(X1) != X0
          & empty_set != X0 )
        | ~ subset(X0,singleton(X1)) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | subset(X0,singleton(X1)) ) ),
    inference(nnf_transformation,[],[f18]) ).

fof(f18,plain,
    ? [X0,X1] :
      ( subset(X0,singleton(X1))
    <~> ( singleton(X1) = X0
        | empty_set = X0 ) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f10,negated_conjecture,
    ~ ! [X0,X1] :
        ( subset(X0,singleton(X1))
      <=> ( singleton(X1) = X0
          | empty_set = X0 ) ),
    inference(negated_conjecture,[],[f9]) ).

fof(f9,conjecture,
    ! [X0,X1] :
      ( subset(X0,singleton(X1))
    <=> ( singleton(X1) = X0
        | empty_set = X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l4_zfmisc_1) ).

fof(f98,plain,
    empty_set = sK0,
    inference(resolution,[],[f97,f40]) ).

fof(f40,plain,
    ! [X0] :
      ( ~ subset(X0,empty_set)
      | empty_set = X0 ),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,plain,
    ! [X0] :
      ( empty_set = X0
      | ~ subset(X0,empty_set) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f16,axiom,
    ! [X0] :
      ( subset(X0,empty_set)
     => empty_set = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t3_xboole_1) ).

fof(f97,plain,
    subset(sK0,empty_set),
    inference(subsumption_resolution,[],[f95,f82]) ).

fof(f82,plain,
    ~ in(sK1,sK0),
    inference(resolution,[],[f81,f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( subset(singleton(X0),X1)
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( subset(singleton(X0),X1)
        | ~ in(X0,X1) )
      & ( in(X0,X1)
        | ~ subset(singleton(X0),X1) ) ),
    inference(nnf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( subset(singleton(X0),X1)
    <=> in(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l2_zfmisc_1) ).

fof(f81,plain,
    ~ subset(singleton(sK1),sK0),
    inference(subsumption_resolution,[],[f80,f57]) ).

fof(f57,plain,
    sK0 != singleton(sK1),
    inference(subsumption_resolution,[],[f55,f41]) ).

fof(f41,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f13]) ).

fof(f13,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f55,plain,
    ( sK0 != singleton(sK1)
    | ~ subset(sK0,sK0) ),
    inference(inner_rewriting,[],[f37]) ).

fof(f37,plain,
    ( sK0 != singleton(sK1)
    | ~ subset(sK0,singleton(sK1)) ),
    inference(cnf_transformation,[],[f26]) ).

fof(f80,plain,
    ( sK0 = singleton(sK1)
    | ~ subset(singleton(sK1),sK0) ),
    inference(resolution,[],[f45,f73]) ).

fof(f73,plain,
    subset(sK0,singleton(sK1)),
    inference(subsumption_resolution,[],[f72,f58]) ).

fof(f72,plain,
    ( empty_set = sK0
    | subset(sK0,singleton(sK1)) ),
    inference(subsumption_resolution,[],[f35,f57]) ).

fof(f35,plain,
    ( sK0 = singleton(sK1)
    | empty_set = sK0
    | subset(sK0,singleton(sK1)) ),
    inference(cnf_transformation,[],[f26]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ~ subset(X1,X0)
      | X0 = X1
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f28]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | X0 != X1 ) ),
    inference(flattening,[],[f27]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | X0 != X1 ) ),
    inference(nnf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( X0 = X1
    <=> ( subset(X1,X0)
        & subset(X0,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d10_xboole_0) ).

fof(f95,plain,
    ( in(sK1,sK0)
    | subset(sK0,empty_set) ),
    inference(resolution,[],[f91,f41]) ).

fof(f91,plain,
    ! [X0] :
      ( ~ subset(X0,sK0)
      | in(sK1,X0)
      | subset(X0,empty_set) ),
    inference(superposition,[],[f50,f74]) ).

fof(f74,plain,
    empty_set = set_difference(sK0,singleton(sK1)),
    inference(resolution,[],[f73,f49]) ).

fof(f49,plain,
    ! [X0,X1] :
      ( ~ subset(X0,X1)
      | empty_set = set_difference(X0,X1) ),
    inference(cnf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0,X1] :
      ( ( empty_set = set_difference(X0,X1)
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | empty_set != set_difference(X0,X1) ) ),
    inference(nnf_transformation,[],[f15]) ).

fof(f15,axiom,
    ! [X0,X1] :
      ( empty_set = set_difference(X0,X1)
    <=> subset(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t37_xboole_1) ).

fof(f50,plain,
    ! [X2,X0,X1] :
      ( subset(X0,set_difference(X1,singleton(X2)))
      | in(X2,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f22]) ).

fof(f22,plain,
    ! [X0,X1,X2] :
      ( subset(X0,set_difference(X1,singleton(X2)))
      | in(X2,X0)
      | ~ subset(X0,X1) ),
    inference(flattening,[],[f21]) ).

fof(f21,plain,
    ! [X0,X1,X2] :
      ( subset(X0,set_difference(X1,singleton(X2)))
      | in(X2,X0)
      | ~ subset(X0,X1) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f8,axiom,
    ! [X0,X1,X2] :
      ( subset(X0,X1)
     => ( subset(X0,set_difference(X1,singleton(X2)))
        | in(X2,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l3_zfmisc_1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem    : SEU146+1 : TPTP v8.1.2. Released v3.3.0.
% 0.07/0.15  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.36  % Computer : n024.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Fri May  3 10:55:50 EDT 2024
% 0.14/0.36  % CPUTime    : 
% 0.14/0.36  % (2938)Running in auto input_syntax mode. Trying TPTP
% 0.14/0.38  % (2941)WARNING: value z3 for option sas not known
% 0.14/0.38  % (2939)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.14/0.38  % (2942)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.14/0.38  % (2940)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.14/0.38  % (2941)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.14/0.38  % (2944)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.14/0.38  % (2943)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.14/0.38  % (2945)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.14/0.38  TRYING [1]
% 0.14/0.38  TRYING [2]
% 0.14/0.38  TRYING [3]
% 0.14/0.38  TRYING [1]
% 0.14/0.38  TRYING [4]
% 0.14/0.38  TRYING [2]
% 0.14/0.39  TRYING [1]
% 0.14/0.39  % (2941)First to succeed.
% 0.14/0.39  TRYING [2]
% 0.14/0.39  % (2945)Also succeeded, but the first one will report.
% 0.14/0.39  TRYING [3]
% 0.14/0.39  % (2941)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-2938"
% 0.14/0.39  TRYING [5]
% 0.14/0.39  TRYING [4]
% 0.14/0.39  % (2941)Refutation found. Thanks to Tanya!
% 0.14/0.39  % SZS status Theorem for theBenchmark
% 0.14/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.14/0.39  % (2941)------------------------------
% 0.14/0.39  % (2941)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.14/0.39  % (2941)Termination reason: Refutation
% 0.14/0.39  
% 0.14/0.39  % (2941)Memory used [KB]: 768
% 0.14/0.39  % (2941)Time elapsed: 0.007 s
% 0.14/0.39  % (2941)Instructions burned: 6 (million)
% 0.14/0.39  % (2938)Success in time 0.022 s
%------------------------------------------------------------------------------