TSTP Solution File: SEU120+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU120+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 : n029.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 : Tue Apr 30 15:22:16 EDT 2024

% Result   : Theorem 0.13s 0.39s
% Output   : Refutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   35 (   6 unt;   0 def)
%            Number of atoms       :   89 (  16 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   99 (  45   ~;  27   |;  22   &)
%                                         (   2 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   63 (  46   !;  17   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f76,plain,
    $false,
    inference(subsumption_resolution,[],[f75,f50]) ).

fof(f50,plain,
    ! [X2] : ~ in(X2,empty_set),
    inference(equality_resolution,[],[f40]) ).

fof(f40,plain,
    ! [X2,X0] :
      ( ~ in(X2,X0)
      | empty_set != X0 ),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X0] :
      ( ( empty_set = X0
        | in(sK4(X0),X0) )
      & ( ! [X2] : ~ in(X2,X0)
        | empty_set != X0 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f27,f28]) ).

fof(f28,plain,
    ! [X0] :
      ( ? [X1] : in(X1,X0)
     => in(sK4(X0),X0) ),
    introduced(choice_axiom,[]) ).

fof(f27,plain,
    ! [X0] :
      ( ( empty_set = X0
        | ? [X1] : in(X1,X0) )
      & ( ! [X2] : ~ in(X2,X0)
        | empty_set != X0 ) ),
    inference(rectify,[],[f26]) ).

fof(f26,plain,
    ! [X0] :
      ( ( empty_set = X0
        | ? [X1] : in(X1,X0) )
      & ( ! [X1] : ~ in(X1,X0)
        | empty_set != X0 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0] :
      ( empty_set = X0
    <=> ! [X1] : ~ in(X1,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_xboole_0) ).

fof(f75,plain,
    in(sK3,empty_set),
    inference(forward_demodulation,[],[f68,f59]) ).

fof(f59,plain,
    empty_set = set_intersection2(sK1,sK2),
    inference(subsumption_resolution,[],[f58,f46]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( ~ disjoint(X0,X1)
      | set_intersection2(X0,X1) = empty_set ),
    inference(cnf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0,X1] :
      ( ( disjoint(X0,X1)
        | set_intersection2(X0,X1) != empty_set )
      & ( set_intersection2(X0,X1) = empty_set
        | ~ disjoint(X0,X1) ) ),
    inference(nnf_transformation,[],[f4]) ).

fof(f4,axiom,
    ! [X0,X1] :
      ( disjoint(X0,X1)
    <=> set_intersection2(X0,X1) = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d7_xboole_0) ).

fof(f58,plain,
    ( disjoint(sK1,sK2)
    | empty_set = set_intersection2(sK1,sK2) ),
    inference(resolution,[],[f57,f41]) ).

fof(f41,plain,
    ! [X0] :
      ( in(sK4(X0),X0)
      | empty_set = X0 ),
    inference(cnf_transformation,[],[f29]) ).

fof(f57,plain,
    ! [X0] :
      ( ~ in(X0,set_intersection2(sK1,sK2))
      | disjoint(sK1,sK2) ),
    inference(resolution,[],[f36,f38]) ).

fof(f38,plain,
    ( sP0(sK2,sK1)
    | disjoint(sK1,sK2) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f25,plain,
    ( ( disjoint(sK1,sK2)
      & in(sK3,set_intersection2(sK1,sK2)) )
    | sP0(sK2,sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3])],[f20,f24,f23]) ).

fof(f23,plain,
    ( ? [X0,X1] :
        ( ( disjoint(X0,X1)
          & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        | sP0(X1,X0) )
   => ( ( disjoint(sK1,sK2)
        & ? [X2] : in(X2,set_intersection2(sK1,sK2)) )
      | sP0(sK2,sK1) ) ),
    introduced(choice_axiom,[]) ).

fof(f24,plain,
    ( ? [X2] : in(X2,set_intersection2(sK1,sK2))
   => in(sK3,set_intersection2(sK1,sK2)) ),
    introduced(choice_axiom,[]) ).

fof(f20,plain,
    ? [X0,X1] :
      ( ( disjoint(X0,X1)
        & ? [X2] : in(X2,set_intersection2(X0,X1)) )
      | sP0(X1,X0) ),
    inference(definition_folding,[],[f16,f19]) ).

fof(f19,plain,
    ! [X1,X0] :
      ( ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
        & ~ disjoint(X0,X1) )
      | ~ sP0(X1,X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f16,plain,
    ? [X0,X1] :
      ( ( disjoint(X0,X1)
        & ? [X2] : in(X2,set_intersection2(X0,X1)) )
      | ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
        & ~ disjoint(X0,X1) ) ),
    inference(ennf_transformation,[],[f14]) ).

fof(f14,plain,
    ~ ! [X0,X1] :
        ( ~ ( disjoint(X0,X1)
            & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        & ~ ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
            & ~ disjoint(X0,X1) ) ),
    inference(rectify,[],[f13]) ).

fof(f13,negated_conjecture,
    ~ ! [X0,X1] :
        ( ~ ( disjoint(X0,X1)
            & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        & ~ ( ! [X2] : ~ in(X2,set_intersection2(X0,X1))
            & ~ disjoint(X0,X1) ) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f12,conjecture,
    ! [X0,X1] :
      ( ~ ( disjoint(X0,X1)
          & ? [X2] : in(X2,set_intersection2(X0,X1)) )
      & ~ ( ! [X2] : ~ in(X2,set_intersection2(X0,X1))
          & ~ disjoint(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_xboole_0) ).

fof(f36,plain,
    ! [X2,X0,X1] :
      ( ~ sP0(X0,X1)
      | ~ in(X2,set_intersection2(X1,X0)) ),
    inference(cnf_transformation,[],[f22]) ).

fof(f22,plain,
    ! [X0,X1] :
      ( ( ! [X2] : ~ in(X2,set_intersection2(X1,X0))
        & ~ disjoint(X1,X0) )
      | ~ sP0(X0,X1) ),
    inference(rectify,[],[f21]) ).

fof(f21,plain,
    ! [X1,X0] :
      ( ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
        & ~ disjoint(X0,X1) )
      | ~ sP0(X1,X0) ),
    inference(nnf_transformation,[],[f19]) ).

fof(f68,plain,
    in(sK3,set_intersection2(sK1,sK2)),
    inference(unit_resulting_resolution,[],[f62,f55]) ).

fof(f55,plain,
    ( ~ disjoint(sK1,sK2)
    | in(sK3,set_intersection2(sK1,sK2)) ),
    inference(resolution,[],[f37,f35]) ).

fof(f35,plain,
    ! [X0,X1] :
      ( ~ sP0(X0,X1)
      | ~ disjoint(X1,X0) ),
    inference(cnf_transformation,[],[f22]) ).

fof(f37,plain,
    ( sP0(sK2,sK1)
    | in(sK3,set_intersection2(sK1,sK2)) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f62,plain,
    disjoint(sK1,sK2),
    inference(unit_resulting_resolution,[],[f59,f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( set_intersection2(X0,X1) != empty_set
      | disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f30]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.13  % Problem    : SEU120+1 : TPTP v8.1.2. Released v3.3.0.
% 0.06/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.13/0.36  % Computer : n029.cluster.edu
% 0.13/0.36  % Model    : x86_64 x86_64
% 0.13/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.36  % Memory   : 8042.1875MB
% 0.13/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.36  % CPULimit   : 300
% 0.13/0.36  % WCLimit    : 300
% 0.13/0.36  % DateTime   : Mon Apr 29 21:07:04 EDT 2024
% 0.13/0.36  % CPUTime    : 
% 0.13/0.37  % (6238)Running in auto input_syntax mode. Trying TPTP
% 0.13/0.38  % (6241)WARNING: value z3 for option sas not known
% 0.13/0.38  % (6240)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.13/0.38  % (6245)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)
% 0.13/0.38  % (6242)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.13/0.38  % (6243)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)
% 0.13/0.38  % (6244)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)
% 0.13/0.38  % (6241)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)
% 0.13/0.38  TRYING [1]
% 0.13/0.38  TRYING [2]
% 0.13/0.38  % (6245)First to succeed.
% 0.13/0.38  TRYING [3]
% 0.13/0.38  % (6239)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.13/0.38  % (6244)Also succeeded, but the first one will report.
% 0.13/0.38  TRYING [1]
% 0.13/0.38  TRYING [2]
% 0.13/0.38  TRYING [4]
% 0.13/0.39  % (6243)Also succeeded, but the first one will report.
% 0.13/0.39  % (6245)Refutation found. Thanks to Tanya!
% 0.13/0.39  % SZS status Theorem for theBenchmark
% 0.13/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.13/0.39  % (6245)------------------------------
% 0.13/0.39  % (6245)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.13/0.39  % (6245)Termination reason: Refutation
% 0.13/0.39  
% 0.13/0.39  % (6245)Memory used [KB]: 761
% 0.13/0.39  % (6245)Time elapsed: 0.004 s
% 0.13/0.39  % (6245)Instructions burned: 4 (million)
% 0.13/0.39  % (6245)------------------------------
% 0.13/0.39  % (6245)------------------------------
% 0.13/0.39  % (6238)Success in time 0.019 s
%------------------------------------------------------------------------------