TSTP Solution File: HEN009-4 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : HEN009-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n012.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 12:10:06 EDT 2024

% Result   : Unsatisfiable 0.16s 0.44s
% Output   : Refutation 0.16s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   23 (  16 unt;   0 def)
%            Number of atoms       :   32 (   7 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   20 (  11   ~;   9   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   36 (  36   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2044,plain,
    $false,
    inference(unit_resulting_resolution,[],[f936,f281,f14]) ).

fof(f14,axiom,
    ! [X2,X0,X1] :
      ( ~ less_equal(X0,X1)
      | less_equal(divide(X2,X1),divide(X2,X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide2) ).

fof(f281,plain,
    ~ less_equal(divide(identity,a),divide(identity,divide(identity,divide(identity,a)))),
    inference(unit_resulting_resolution,[],[f16,f241,f6]) ).

fof(f6,axiom,
    ! [X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X0)
      | X0 = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',less_equal_and_equal) ).

fof(f241,plain,
    ! [X0,X1] : less_equal(divide(X0,divide(X0,X1)),X1),
    inference(unit_resulting_resolution,[],[f36,f13]) ).

fof(f13,axiom,
    ! [X2,X0,X1] :
      ( ~ less_equal(divide(X0,X1),X2)
      | less_equal(divide(X0,X2),X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide1) ).

fof(f36,plain,
    ! [X0] : less_equal(X0,X0),
    inference(unit_resulting_resolution,[],[f10,f2]) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( divide(X0,X1) != zero
      | less_equal(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',quotient_less_equal2) ).

fof(f10,axiom,
    ! [X0] : zero = divide(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',x_divide_x_is_zero) ).

fof(f16,axiom,
    divide(identity,a) != divide(identity,divide(identity,divide(identity,a))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).

fof(f936,plain,
    ! [X0,X1] : less_equal(divide(X0,divide(identity,X1)),X1),
    inference(forward_demodulation,[],[f888,f344]) ).

fof(f344,plain,
    ! [X0] : divide(X0,zero) = X0,
    inference(unit_resulting_resolution,[],[f3,f301,f6]) ).

fof(f301,plain,
    ! [X0] : less_equal(X0,divide(X0,zero)),
    inference(unit_resulting_resolution,[],[f284,f2]) ).

fof(f284,plain,
    ! [X0] : zero = divide(X0,divide(X0,zero)),
    inference(unit_resulting_resolution,[],[f241,f65]) ).

fof(f65,plain,
    ! [X0] :
      ( ~ less_equal(X0,zero)
      | zero = X0 ),
    inference(resolution,[],[f6,f5]) ).

fof(f5,axiom,
    ! [X0] : less_equal(zero,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',zero_is_smallest) ).

fof(f3,axiom,
    ! [X0,X1] : less_equal(divide(X0,X1),X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',quotient_smaller_than_numerator) ).

fof(f888,plain,
    ! [X0,X1] : less_equal(divide(X0,divide(divide(identity,X1),zero)),X1),
    inference(unit_resulting_resolution,[],[f349,f845,f12]) ).

fof(f12,axiom,
    ! [X2,X0,X1] :
      ( ~ less_equal(X0,X1)
      | ~ less_equal(X1,X2)
      | less_equal(X0,X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_of_less_equal) ).

fof(f845,plain,
    ! [X0,X1] : less_equal(divide(X0,X1),divide(identity,X1)),
    inference(unit_resulting_resolution,[],[f7,f15]) ).

fof(f15,axiom,
    ! [X2,X0,X1] :
      ( ~ less_equal(X0,X1)
      | less_equal(divide(X0,X2),divide(X1,X2)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide3) ).

fof(f7,axiom,
    ! [X0] : less_equal(X0,identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',identity_is_largest) ).

fof(f349,plain,
    ! [X0,X1] : less_equal(divide(X0,divide(divide(X0,X1),zero)),X1),
    inference(unit_resulting_resolution,[],[f301,f13]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.11  % Problem    : HEN009-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.02/0.12  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.11/0.33  % Computer : n012.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit   : 300
% 0.11/0.33  % WCLimit    : 300
% 0.11/0.33  % DateTime   : Mon Apr 29 21:57:26 EDT 2024
% 0.11/0.33  % CPUTime    : 
% 0.11/0.33  % (11137)Running in auto input_syntax mode. Trying TPTP
% 0.11/0.35  % (11143)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)
% 0.11/0.36  % (11138)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.16/0.37  % (11144)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)
% 0.16/0.37  % (11140)WARNING: value z3 for option sas not known
% 0.16/0.37  % (11140)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)
% 0.16/0.37  % (11141)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.16/0.37  TRYING [1]
% 0.16/0.37  % (11139)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.16/0.37  TRYING [2]
% 0.16/0.37  TRYING [3]
% 0.16/0.38  % (11142)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)
% 0.16/0.38  TRYING [4]
% 0.16/0.39  TRYING [1]
% 0.16/0.39  TRYING [2]
% 0.16/0.39  TRYING [3]
% 0.16/0.41  TRYING [5]
% 0.16/0.44  % (11144)First to succeed.
% 0.16/0.44  % (11144)Refutation found. Thanks to Tanya!
% 0.16/0.44  % SZS status Unsatisfiable for theBenchmark
% 0.16/0.44  % SZS output start Proof for theBenchmark
% See solution above
% 0.16/0.44  % (11144)------------------------------
% 0.16/0.44  % (11144)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.16/0.44  % (11144)Termination reason: Refutation
% 0.16/0.44  
% 0.16/0.44  % (11144)Memory used [KB]: 1083
% 0.16/0.44  % (11144)Time elapsed: 0.074 s
% 0.16/0.44  % (11144)Instructions burned: 65 (million)
% 0.16/0.44  % (11144)------------------------------
% 0.16/0.44  % (11144)------------------------------
% 0.16/0.44  % (11137)Success in time 0.112 s
% 0.16/0.44  11141 Aborted by signal SIGHUP on /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.16/0.44  % (11141)------------------------------
% 0.16/0.44  % (11141)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.16/0.44  % (11141)Termination reason: Unknown
% 0.16/0.44  % (11141)Termination phase: Finite model building SAT solving
% 0.16/0.44  
% 0.16/0.44  % (11141)Memory used [KB]: 1590
% 0.16/0.44  % (11141)Time elapsed: 0.073 s
% 0.16/0.44  % (11141)Instructions burned: 87 (million)
% 0.16/0.44  % (11141)------------------------------
% 0.16/0.44  % (11141)------------------------------
% 0.16/0.44  Version : Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
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%------------------------------------------------------------------------------