TSTP Solution File: GEO498+1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : GEO498+1 : TPTP v8.1.2. Released v7.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n003.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 : Fri May 19 11:11:03 EDT 2023

% Result   : Theorem 3.18s 1.68s
% Output   : Refutation 3.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   20 (   5 unt;   2 typ;   0 def)
%            Number of atoms       :   36 (  19 equ;   0 cnn)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :  114 (  20   ~;  18   |;   0   &;  76   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   7 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    5 (   5   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    4 (   2 usr;   1 con; 0-3 aty)
%            Number of variables   :   48 (   0   ^;  48   !;   0   ?;  48   :)

% Comments : 
%------------------------------------------------------------------------------
thf(s_type,type,
    s: $i > $i > $i ).

thf(s_m_type,type,
    s_m: $i > $i > $i > $o ).

thf(1,conjecture,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( s @ A @ B )
       != C )
      | ( ( s @ A @ D )
       != C )
      | ( B = D ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_8) ).

thf(2,negated_conjecture,
    ~ ! [A: $i,B: $i,C: $i,D: $i] :
        ( ( ( s @ A @ B )
         != C )
        | ( ( s @ A @ D )
         != C )
        | ( B = D ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(10,plain,
    ~ ! [A: $i,B: $i,C: $i,D: $i] :
        ( ( ( s @ A @ B )
         != C )
        | ( ( s @ A @ D )
         != C )
        | ( B = D ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ~ ( s_m @ A @ B @ D )
      | ( C = D ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_4b) ).

thf(25,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ~ ( s_m @ A @ B @ D )
      | ( C = D ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(6,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ( s_m @ C @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_2) ).

thf(29,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ( s_m @ C @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(3,axiom,
    ! [A: $i,B: $i] :
      ( ~ ( s_m @ A @ B @ A )
      | ( B = A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_3a) ).

thf(18,plain,
    ! [A: $i,B: $i] :
      ( ~ ( s_m @ A @ B @ A )
      | ( B = A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(7,axiom,
    ! [A: $i,B: $i] : ( s_m @ A @ B @ ( s @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_4a) ).

thf(31,plain,
    ! [A: $i,B: $i] : ( s_m @ A @ B @ ( s @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( s @ A @ ( s @ A @ B ) )
      = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_7) ).

thf(36,plain,
    ! [A: $i,B: $i] :
      ( ( s @ A @ ( s @ A @ B ) )
      = B ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(4,axiom,
    ! [A: $i,B: $i] :
      ( ( s_m @ A @ B @ A )
      | ( B != A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_3b) ).

thf(21,plain,
    ! [A: $i,B: $i] :
      ( ( s_m @ A @ B @ A )
      | ( B != A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(8,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ( C
        = ( s @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',aSatz7_6) ).

thf(33,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ~ ( s_m @ A @ B @ C )
      | ( C
        = ( s @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(39,plain,
    $false,
    inference(cvc4,[status(thm)],[10,25,29,18,31,36,21,33]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GEO498+1 : TPTP v8.1.2. Released v7.0.0.
% 0.12/0.15  % Command  : run_Leo-III %s %d
% 0.14/0.36  % Computer : n003.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 19 04:33:16 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 0.83/0.84  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.52/1.04  % [INFO] 	 Parsing done (191ms). 
% 1.52/1.04  % [INFO] 	 Running in sequential loop mode. 
% 2.16/1.25  % [INFO] 	 eprover registered as external prover. 
% 2.16/1.25  % [INFO] 	 cvc4 registered as external prover. 
% 2.16/1.25  % [INFO] 	 Scanning for conjecture ... 
% 2.16/1.33  % [INFO] 	 Found a conjecture and 109 axioms. Running axiom selection ... 
% 2.44/1.36  % [INFO] 	 Axiom selection finished. Selected 7 axioms (removed 102 axioms). 
% 2.44/1.37  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 2.44/1.38  % [INFO] 	 Type checking passed. 
% 2.44/1.38  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 3.18/1.67  % External prover 'cvc4' found a proof!
% 3.18/1.68  % [INFO] 	 Killing All external provers ... 
% 3.18/1.68  % Time passed: 1159ms (effective reasoning time: 630ms)
% 3.18/1.68  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 3.18/1.68  % Axioms used in derivation (7): aSatz7_2, aSatz7_3b, aSatz7_7, aSatz7_4a, aSatz7_6, aSatz7_4b, aSatz7_3a
% 3.18/1.68  % No. of inferences in proof: 18
% 3.18/1.68  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1159 ms resp. 630 ms w/o parsing
% 3.18/1.72  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.18/1.72  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------