TSTP Solution File: HEN006-7 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : HEN006-7 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n025.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 01:55:57 EDT 2023

% Result   : Unsatisfiable 3.88s 1.15s
% Output   : CNFRefutation 3.88s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   46 (  27 unt;   0 nHn;  33 RR)
%            Number of literals    :   74 (  28 equ;  29 neg)
%            Maximal clause size   :    6 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   76 (  12 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_50,plain,
    quotient(zero,X0,zero),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',zero_divide_anything_is_zero) ).

cnf(c_52,plain,
    quotient(X0,zero,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',x_divde_zero_is_x) ).

cnf(c_53,plain,
    quotient(x,y,xQy),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',xQy) ).

cnf(c_54,plain,
    less_equal(xQy,z),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',xQyLEz) ).

cnf(c_55,plain,
    quotient(x,z,xQz),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',xQz) ).

cnf(c_56,negated_conjecture,
    ~ less_equal(xQz,y),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_xQzLEy) ).

cnf(c_57,plain,
    ( ~ less_equal(X0,X1)
    | quotient(X0,X1,zero) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',quotient_less_equal) ).

cnf(c_58,plain,
    ( ~ quotient(X0,X1,zero)
    | less_equal(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',less_equal_quotient) ).

cnf(c_59,plain,
    ( ~ quotient(X0,X1,X2)
    | less_equal(X2,X0) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',divisor_existence) ).

cnf(c_60,plain,
    ( ~ quotient(X0,X1,X2)
    | ~ quotient(X0,X3,X4)
    | ~ quotient(X1,X3,X5)
    | ~ quotient(X2,X3,X6)
    | ~ quotient(X4,X5,X7)
    | less_equal(X7,X6) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',quotient_property) ).

cnf(c_61,plain,
    less_equal(zero,X0),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',zero_is_smallest) ).

cnf(c_62,plain,
    ( ~ less_equal(X0,X1)
    | ~ less_equal(X1,X0)
    | X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/HEN001-0.ax',less_equal_and_equal) ).

cnf(c_74,plain,
    divide(zero,X0) = zero,
    inference(well_definedness,[status(thm)],[c_50]) ).

cnf(c_76,plain,
    divide(X0,zero) = X0,
    inference(well_definedness,[status(thm)],[c_52]) ).

cnf(c_77,plain,
    divide(x,y) = xQy,
    inference(well_definedness,[status(thm)],[c_53]) ).

cnf(c_78,plain,
    divide(x,z) = xQz,
    inference(well_definedness,[status(thm)],[c_55]) ).

cnf(c_79,plain,
    ( ~ less_equal(X0,X1)
    | divide(X0,X1) = zero ),
    inference(well_definedness,[status(thm)],[c_57]) ).

cnf(c_80,plain,
    ( divide(X0,X1) != zero
    | less_equal(X0,X1) ),
    inference(well_definedness,[status(thm)],[c_58]) ).

cnf(c_81,plain,
    ( divide(X0,X1) != X2
    | less_equal(X2,X0) ),
    inference(well_definedness,[status(thm)],[c_59]) ).

cnf(c_83,plain,
    ( divide(X0,X1) != X2
    | divide(X0,X3) != X4
    | divide(X1,X3) != X5
    | divide(X2,X3) != X6
    | divide(X4,X5) != X7
    | less_equal(X7,X6) ),
    inference(well_definedness,[status(thm)],[c_60]) ).

cnf(c_93,plain,
    ( less_equal(X2,X0)
    | divide(X0,X1) != X2 ),
    inference(prop_impl_just,[status(thm)],[c_81]) ).

cnf(c_94,plain,
    ( divide(X0,X1) != X2
    | less_equal(X2,X0) ),
    inference(renaming,[status(thm)],[c_93]) ).

cnf(c_187,plain,
    less_equal(divide(X0,X1),X0),
    inference(unflattening,[status(thm)],[c_94]) ).

cnf(c_201,plain,
    less_equal(divide(divide(X0,X1),divide(X2,X1)),divide(divide(X0,X2),X1)),
    inference(unflattening,[status(thm)],[c_83]) ).

cnf(c_209,plain,
    ( less_equal(X0,X1)
    | divide(X0,X1) != zero ),
    inference(prop_impl_just,[status(thm)],[c_80]) ).

cnf(c_210,plain,
    ( divide(X0,X1) != zero
    | less_equal(X0,X1) ),
    inference(renaming,[status(thm)],[c_209]) ).

cnf(c_211,plain,
    ( ~ less_equal(X0,X1)
    | divide(X0,X1) = zero ),
    inference(prop_impl_just,[status(thm)],[c_79]) ).

cnf(c_515,plain,
    divide(xQy,z) = zero,
    inference(superposition,[status(thm)],[c_54,c_211]) ).

cnf(c_518,plain,
    divide(divide(X0,X1),X0) = zero,
    inference(superposition,[status(thm)],[c_187,c_211]) ).

cnf(c_529,plain,
    ( ~ less_equal(X0,zero)
    | X0 = zero ),
    inference(superposition,[status(thm)],[c_61,c_62]) ).

cnf(c_532,plain,
    ( ~ less_equal(divide(divide(X0,X1),X2),divide(divide(X0,X2),divide(X1,X2)))
    | divide(divide(X0,X2),divide(X1,X2)) = divide(divide(X0,X1),X2) ),
    inference(superposition,[status(thm)],[c_201,c_62]) ).

cnf(c_553,plain,
    ( divide(xQz,y) != zero
    | less_equal(xQz,y) ),
    inference(instantiation,[status(thm)],[c_210]) ).

cnf(c_559,plain,
    less_equal(divide(divide(x,X0),divide(y,X0)),divide(xQy,X0)),
    inference(superposition,[status(thm)],[c_77,c_201]) ).

cnf(c_641,plain,
    less_equal(divide(divide(X0,X1),zero),divide(divide(X0,divide(X1,X2)),X1)),
    inference(superposition,[status(thm)],[c_518,c_201]) ).

cnf(c_1039,plain,
    ( ~ less_equal(divide(divide(X0,X1),zero),divide(divide(X0,zero),X1))
    | divide(divide(X0,zero),divide(X1,zero)) = divide(divide(X0,X1),zero) ),
    inference(superposition,[status(thm)],[c_76,c_532]) ).

cnf(c_1068,plain,
    ( ~ less_equal(divide(divide(X0,X1),zero),divide(X0,X1))
    | divide(divide(X0,X1),zero) = divide(X0,divide(X1,zero)) ),
    inference(light_normalisation,[status(thm)],[c_1039,c_76]) ).

cnf(c_1069,plain,
    divide(divide(X0,X1),zero) = divide(X0,divide(X1,zero)),
    inference(forward_subsumption_resolution,[status(thm)],[c_1068,c_187]) ).

cnf(c_2431,plain,
    less_equal(divide(divide(x,z),divide(y,z)),zero),
    inference(superposition,[status(thm)],[c_515,c_559]) ).

cnf(c_2439,plain,
    less_equal(divide(xQz,divide(y,z)),zero),
    inference(light_normalisation,[status(thm)],[c_2431,c_78]) ).

cnf(c_2481,plain,
    divide(xQz,divide(y,z)) = zero,
    inference(superposition,[status(thm)],[c_2439,c_529]) ).

cnf(c_4636,plain,
    less_equal(divide(X0,divide(X1,zero)),divide(divide(X0,divide(X1,X2)),X1)),
    inference(light_normalisation,[status(thm)],[c_641,c_1069]) ).

cnf(c_4637,plain,
    less_equal(divide(X0,X1),divide(divide(X0,divide(X1,X2)),X1)),
    inference(demodulation,[status(thm)],[c_4636,c_76]) ).

cnf(c_4689,plain,
    less_equal(divide(xQz,y),divide(zero,y)),
    inference(superposition,[status(thm)],[c_2481,c_4637]) ).

cnf(c_5733,plain,
    less_equal(divide(xQz,y),zero),
    inference(demodulation,[status(thm)],[c_4689,c_74]) ).

cnf(c_5736,plain,
    divide(xQz,y) = zero,
    inference(superposition,[status(thm)],[c_5733,c_529]) ).

cnf(c_5743,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_5736,c_553,c_56]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : HEN006-7 : TPTP v8.1.2. Released v1.0.0.
% 0.00/0.14  % Command  : run_iprover %s %d THM
% 0.13/0.35  % Computer : n025.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Thu Aug 24 13:39:22 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.48  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.88/1.15  % SZS status Started for theBenchmark.p
% 3.88/1.15  % SZS status Unsatisfiable for theBenchmark.p
% 3.88/1.15  
% 3.88/1.15  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.88/1.15  
% 3.88/1.15  ------  iProver source info
% 3.88/1.15  
% 3.88/1.15  git: date: 2023-05-31 18:12:56 +0000
% 3.88/1.15  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.88/1.15  git: non_committed_changes: false
% 3.88/1.15  git: last_make_outside_of_git: false
% 3.88/1.15  
% 3.88/1.15  ------ Parsing...successful
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  ------ Preprocessing... sup_sim: 4  sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 3.88/1.15  
% 3.88/1.15  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.88/1.15  
% 3.88/1.15  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.88/1.15  ------ Proving...
% 3.88/1.15  ------ Problem Properties 
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  clauses                                 15
% 3.88/1.15  conjectures                             1
% 3.88/1.15  EPR                                     5
% 3.88/1.15  Horn                                    15
% 3.88/1.15  unary                                   12
% 3.88/1.15  binary                                  2
% 3.88/1.15  lits                                    19
% 3.88/1.15  lits eq                                 9
% 3.88/1.15  fd_pure                                 0
% 3.88/1.15  fd_pseudo                               0
% 3.88/1.15  fd_cond                                 0
% 3.88/1.15  fd_pseudo_cond                          1
% 3.88/1.15  AC symbols                              0
% 3.88/1.15  
% 3.88/1.15  ------ Schedule dynamic 5 is on 
% 3.88/1.15  
% 3.88/1.15  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  ------ 
% 3.88/1.15  Current options:
% 3.88/1.15  ------ 
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  ------ Proving...
% 3.88/1.15  
% 3.88/1.15  
% 3.88/1.15  % SZS status Unsatisfiable for theBenchmark.p
% 3.88/1.15  
% 3.88/1.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.88/1.15  
% 3.88/1.15  
%------------------------------------------------------------------------------