TSTP Solution File: HEN009-4 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : HEN009-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n032.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 : Thu Aug 31 01:56:00 EDT 2023

% Result   : Unsatisfiable 2.46s 1.03s
% Output   : CNFRefutation 2.46s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   20 (   6 unt;   0 nHn;  16 RR)
%            Number of literals    :   36 (   7 equ;  17 neg)
%            Maximal clause size   :    3 (   1 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   :   19 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_51,plain,
    divide(X0,X0) = zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',x_divide_x_is_zero) ).

cnf(c_54,plain,
    ( ~ less_equal(divide(X0,X1),X2)
    | less_equal(divide(X0,X2),X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide1) ).

cnf(c_55,plain,
    ( ~ less_equal(X0,X1)
    | less_equal(divide(X2,X1),divide(X2,X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide2) ).

cnf(c_56,plain,
    ( ~ less_equal(X0,X1)
    | less_equal(divide(X0,X2),divide(X1,X2)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide3) ).

cnf(c_57,negated_conjecture,
    divide(identity,divide(identity,divide(identity,a))) != divide(identity,a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).

cnf(c_59,plain,
    ( divide(X0,X1) != zero
    | less_equal(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_less_equal2) ).

cnf(c_63,plain,
    ( ~ less_equal(X0,X1)
    | ~ less_equal(X1,X0)
    | X0 = X1 ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',less_equal_and_equal) ).

cnf(c_64,plain,
    less_equal(X0,identity),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',identity_is_largest) ).

cnf(c_624,plain,
    ( ~ less_equal(divide(identity,divide(identity,divide(identity,a))),divide(identity,a))
    | ~ less_equal(divide(identity,a),divide(identity,divide(identity,divide(identity,a))))
    | divide(identity,divide(identity,divide(identity,a))) = divide(identity,a) ),
    inference(instantiation,[status(thm)],[c_63]) ).

cnf(c_651,plain,
    ( ~ less_equal(divide(identity,divide(identity,a)),divide(identity,divide(identity,a)))
    | less_equal(divide(identity,divide(identity,divide(identity,a))),divide(identity,a)) ),
    inference(instantiation,[status(thm)],[c_54]) ).

cnf(c_773,plain,
    ( divide(divide(identity,divide(identity,a)),divide(identity,divide(identity,a))) != zero
    | less_equal(divide(identity,divide(identity,a)),divide(identity,divide(identity,a))) ),
    inference(instantiation,[status(thm)],[c_59]) ).

cnf(c_1075,plain,
    ( ~ less_equal(X0,a)
    | less_equal(divide(identity,a),divide(identity,X0)) ),
    inference(instantiation,[status(thm)],[c_55]) ).

cnf(c_1079,plain,
    ( ~ less_equal(identity,X0)
    | less_equal(divide(identity,a),divide(X0,a)) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_1643,plain,
    divide(divide(identity,divide(identity,a)),divide(identity,divide(identity,a))) = zero,
    inference(instantiation,[status(thm)],[c_51]) ).

cnf(c_1687,plain,
    less_equal(identity,identity),
    inference(instantiation,[status(thm)],[c_64]) ).

cnf(c_2481,plain,
    ( ~ less_equal(divide(X0,X1),divide(identity,a))
    | less_equal(divide(X0,divide(identity,a)),X1) ),
    inference(instantiation,[status(thm)],[c_54]) ).

cnf(c_2931,plain,
    ( ~ less_equal(identity,identity)
    | less_equal(divide(identity,a),divide(identity,a)) ),
    inference(instantiation,[status(thm)],[c_1079]) ).

cnf(c_3014,plain,
    ( ~ less_equal(divide(identity,divide(identity,a)),a)
    | less_equal(divide(identity,a),divide(identity,divide(identity,divide(identity,a)))) ),
    inference(instantiation,[status(thm)],[c_1075]) ).

cnf(c_4699,plain,
    ( ~ less_equal(divide(identity,a),divide(identity,a))
    | less_equal(divide(identity,divide(identity,a)),a) ),
    inference(instantiation,[status(thm)],[c_2481]) ).

cnf(c_4701,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_4699,c_3014,c_2931,c_1687,c_1643,c_773,c_651,c_624,c_57]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : HEN009-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.00/0.11  % Command  : run_iprover %s %d THM
% 0.11/0.30  % Computer : n032.cluster.edu
% 0.11/0.30  % Model    : x86_64 x86_64
% 0.11/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.30  % Memory   : 8042.1875MB
% 0.11/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.30  % CPULimit : 300
% 0.11/0.30  % WCLimit  : 300
% 0.11/0.30  % DateTime : Thu Aug 24 13:32:12 EDT 2023
% 0.11/0.30  % CPUTime  : 
% 0.16/0.39  Running first-order theorem proving
% 0.16/0.39  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 2.46/1.03  % SZS status Started for theBenchmark.p
% 2.46/1.03  % SZS status Unsatisfiable for theBenchmark.p
% 2.46/1.03  
% 2.46/1.03  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 2.46/1.03  
% 2.46/1.03  ------  iProver source info
% 2.46/1.03  
% 2.46/1.03  git: date: 2023-05-31 18:12:56 +0000
% 2.46/1.03  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 2.46/1.03  git: non_committed_changes: false
% 2.46/1.03  git: last_make_outside_of_git: false
% 2.46/1.03  
% 2.46/1.03  ------ Parsing...successful
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 2.46/1.03  
% 2.46/1.03  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 2.46/1.03  
% 2.46/1.03  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 2.46/1.03  ------ Proving...
% 2.46/1.03  ------ Problem Properties 
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  clauses                                 16
% 2.46/1.03  conjectures                             1
% 2.46/1.03  EPR                                     4
% 2.46/1.03  Horn                                    16
% 2.46/1.03  unary                                   9
% 2.46/1.03  binary                                  5
% 2.46/1.03  lits                                    25
% 2.46/1.03  lits eq                                 8
% 2.46/1.03  fd_pure                                 0
% 2.46/1.03  fd_pseudo                               0
% 2.46/1.03  fd_cond                                 0
% 2.46/1.03  fd_pseudo_cond                          1
% 2.46/1.03  AC symbols                              0
% 2.46/1.03  
% 2.46/1.03  ------ Schedule dynamic 5 is on 
% 2.46/1.03  
% 2.46/1.03  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  ------ 
% 2.46/1.03  Current options:
% 2.46/1.03  ------ 
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  ------ Proving...
% 2.46/1.03  
% 2.46/1.03  
% 2.46/1.03  % SZS status Unsatisfiable for theBenchmark.p
% 2.46/1.03  
% 2.46/1.03  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.46/1.03  
% 2.46/1.03  
%------------------------------------------------------------------------------