TSTP Solution File: GRP127-1.004 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GRP127-1.004 : TPTP v8.1.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n013.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 00:57:59 EDT 2023

% Result   : Unsatisfiable 0.46s 1.14s
% Output   : CNFRefutation 0.46s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   18
% Syntax   : Number of clauses     :   79 (  18 unt;  10 nHn;  78 RR)
%            Number of literals    :  221 (   0 equ; 130 neg)
%            Maximal clause size   :    6 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   4 con; 0-0 aty)
%            Number of variables   :   74 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    group_element(e_1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_1) ).

cnf(c_50,plain,
    group_element(e_2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_2) ).

cnf(c_51,plain,
    group_element(e_3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_3) ).

cnf(c_52,plain,
    group_element(e_4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',element_4) ).

cnf(c_53,plain,
    ~ equalish(e_1,e_2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_1_is_not_e_2) ).

cnf(c_54,plain,
    ~ equalish(e_1,e_3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_1_is_not_e_3) ).

cnf(c_55,plain,
    ~ equalish(e_1,e_4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_1_is_not_e_4) ).

cnf(c_56,plain,
    ~ equalish(e_2,e_1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_2_is_not_e_1) ).

cnf(c_57,plain,
    ~ equalish(e_2,e_3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_2_is_not_e_3) ).

cnf(c_58,plain,
    ~ equalish(e_2,e_4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_2_is_not_e_4) ).

cnf(c_61,plain,
    ~ equalish(e_3,e_4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_3_is_not_e_4) ).

cnf(c_63,plain,
    ~ equalish(e_4,e_2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',e_4_is_not_e_2) ).

cnf(c_65,plain,
    ( ~ group_element(X0)
    | ~ group_element(X1)
    | product(X0,X1,e_1)
    | product(X0,X1,e_2)
    | product(X0,X1,e_3)
    | product(X0,X1,e_4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_total_function1) ).

cnf(c_66,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X0,X1,X3)
    | equalish(X2,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_total_function2) ).

cnf(c_67,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X0,X3,X2)
    | equalish(X1,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_right_cancellation) ).

cnf(c_68,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X3,X1,X2)
    | equalish(X0,X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_left_cancellation) ).

cnf(c_69,plain,
    product(X0,X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',product_idempotence) ).

cnf(c_70,negated_conjecture,
    ( ~ product(X0,X1,X2)
    | ~ product(X2,X0,X3)
    | product(X3,X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',qg3) ).

cnf(c_71,plain,
    product(e_1,e_1,e_1),
    inference(instantiation,[status(thm)],[c_69]) ).

cnf(c_151,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_2,X1) ),
    inference(resolution,[status(thm)],[c_53,c_67]) ).

cnf(c_152,plain,
    ( ~ product(e_1,e_1,e_1)
    | ~ product(e_1,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_151]) ).

cnf(c_159,plain,
    ( ~ product(e_1,X0,X1)
    | ~ product(e_2,X0,X1) ),
    inference(resolution,[status(thm)],[c_53,c_68]) ).

cnf(c_160,plain,
    ( ~ product(e_1,e_1,e_1)
    | ~ product(e_2,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_159]) ).

cnf(c_183,plain,
    ( ~ product(e_1,X0,X1)
    | ~ product(e_3,X0,X1) ),
    inference(resolution,[status(thm)],[c_54,c_68]) ).

cnf(c_184,plain,
    ( ~ product(e_1,e_1,e_1)
    | ~ product(e_3,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_183]) ).

cnf(c_199,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_4,X1) ),
    inference(resolution,[status(thm)],[c_55,c_67]) ).

cnf(c_200,plain,
    ( ~ product(e_1,e_1,e_1)
    | ~ product(e_1,e_4,e_1) ),
    inference(instantiation,[status(thm)],[c_199]) ).

cnf(c_207,plain,
    ( ~ product(e_1,X0,X1)
    | ~ product(e_4,X0,X1) ),
    inference(resolution,[status(thm)],[c_55,c_68]) ).

cnf(c_208,plain,
    ( ~ product(e_1,e_1,e_1)
    | ~ product(e_4,e_1,e_1) ),
    inference(instantiation,[status(thm)],[c_207]) ).

cnf(c_341,plain,
    ( ~ product(X0,X1,e_1)
    | ~ product(X0,X1,e_2)
    | equalish(e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_66]) ).

cnf(c_342,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_2,X1)
    | equalish(e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_345,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_3,X1)
    | equalish(e_1,e_3) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_348,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_4,X1)
    | equalish(e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_351,plain,
    ( ~ product(X0,e_1,X1)
    | ~ product(X0,e_2,X1)
    | equalish(e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_355,plain,
    ( ~ product(e_2,X0,X1)
    | ~ product(e_3,X0,X1)
    | equalish(e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_68]) ).

cnf(c_357,plain,
    ( ~ product(X0,e_2,X1)
    | ~ product(X0,e_4,X1)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_358,plain,
    ( ~ product(e_2,X0,X1)
    | ~ product(e_4,X0,X1)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_68]) ).

cnf(c_367,plain,
    ( ~ product(e_3,X0,X1)
    | ~ product(e_4,X0,X1)
    | equalish(e_3,e_4) ),
    inference(instantiation,[status(thm)],[c_68]) ).

cnf(c_372,plain,
    ( ~ product(X0,e_2,X1)
    | ~ product(X0,e_4,X1)
    | equalish(e_4,e_2) ),
    inference(instantiation,[status(thm)],[c_67]) ).

cnf(c_377,plain,
    ( ~ product(e_2,e_2,e_1)
    | ~ product(e_2,e_2,e_2)
    | equalish(e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_341]) ).

cnf(c_378,plain,
    product(e_2,e_2,e_2),
    inference(instantiation,[status(thm)],[c_69]) ).

cnf(c_382,plain,
    ( ~ group_element(X0)
    | ~ group_element(e_2)
    | product(X0,e_2,e_1)
    | product(X0,e_2,e_2)
    | product(X0,e_2,e_3)
    | product(X0,e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_386,plain,
    ( ~ product(X0,e_2,X1)
    | ~ product(e_2,X2,X0)
    | product(X1,e_2,X2) ),
    inference(instantiation,[status(thm)],[c_70]) ).

cnf(c_388,plain,
    ( ~ group_element(X0)
    | ~ group_element(e_2)
    | product(e_2,X0,e_1)
    | product(e_2,X0,e_2)
    | product(e_2,X0,e_3)
    | product(e_2,X0,e_4) ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_389,plain,
    ( ~ group_element(e_1)
    | ~ group_element(e_2)
    | product(e_2,e_1,e_1)
    | product(e_2,e_1,e_2)
    | product(e_2,e_1,e_3)
    | product(e_2,e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_388]) ).

cnf(c_392,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X2,X0,e_2)
    | product(e_2,X0,X1) ),
    inference(instantiation,[status(thm)],[c_70]) ).

cnf(c_394,plain,
    product(e_3,e_3,e_3),
    inference(instantiation,[status(thm)],[c_69]) ).

cnf(c_404,plain,
    ( ~ group_element(X0)
    | ~ group_element(e_3)
    | product(e_3,X0,e_1)
    | product(e_3,X0,e_2)
    | product(e_3,X0,e_3)
    | product(e_3,X0,e_4) ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_405,plain,
    ( ~ group_element(e_1)
    | ~ group_element(e_3)
    | product(e_3,e_1,e_1)
    | product(e_3,e_1,e_2)
    | product(e_3,e_1,e_3)
    | product(e_3,e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_404]) ).

cnf(c_410,plain,
    product(e_4,e_4,e_4),
    inference(instantiation,[status(thm)],[c_69]) ).

cnf(c_418,plain,
    ( ~ product(X0,e_4,X1)
    | ~ product(e_4,X2,X0)
    | product(X1,e_4,X2) ),
    inference(instantiation,[status(thm)],[c_70]) ).

cnf(c_420,plain,
    ( ~ group_element(X0)
    | ~ group_element(e_4)
    | product(e_4,X0,e_1)
    | product(e_4,X0,e_2)
    | product(e_4,X0,e_3)
    | product(e_4,X0,e_4) ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_421,plain,
    ( ~ group_element(e_1)
    | ~ group_element(e_4)
    | product(e_4,e_1,e_1)
    | product(e_4,e_1,e_2)
    | product(e_4,e_1,e_3)
    | product(e_4,e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_420]) ).

cnf(c_586,plain,
    ( ~ product(e_2,e_1,e_2)
    | ~ product(e_2,e_2,e_2)
    | equalish(e_1,e_2) ),
    inference(instantiation,[status(thm)],[c_342]) ).

cnf(c_603,plain,
    ( ~ product(e_3,e_1,e_3)
    | ~ product(e_3,e_3,e_3)
    | equalish(e_1,e_3) ),
    inference(instantiation,[status(thm)],[c_345]) ).

cnf(c_625,plain,
    ( ~ product(e_4,e_2,e_4)
    | ~ product(e_4,e_4,e_4)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_357]) ).

cnf(c_626,plain,
    ( ~ product(e_4,e_1,e_4)
    | ~ product(e_4,e_4,e_4)
    | equalish(e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_348]) ).

cnf(c_631,plain,
    ( ~ product(e_2,e_4,e_4)
    | ~ product(e_4,e_4,e_4)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_358]) ).

cnf(c_977,plain,
    ( ~ product(X0,e_1,e_3)
    | ~ product(X0,e_2,e_3)
    | equalish(e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_351]) ).

cnf(c_987,plain,
    ( ~ group_element(e_2)
    | ~ group_element(e_4)
    | product(e_4,e_2,e_1)
    | product(e_4,e_2,e_2)
    | product(e_4,e_2,e_3)
    | product(e_4,e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_382]) ).

cnf(c_1019,plain,
    ( ~ group_element(e_2)
    | ~ group_element(e_4)
    | product(e_2,e_4,e_1)
    | product(e_2,e_4,e_2)
    | product(e_2,e_4,e_3)
    | product(e_2,e_4,e_4) ),
    inference(instantiation,[status(thm)],[c_388]) ).

cnf(c_1025,plain,
    ( ~ product(e_2,e_1,e_3)
    | ~ product(e_2,e_4,e_3)
    | equalish(e_1,e_4) ),
    inference(instantiation,[status(thm)],[c_348]) ).

cnf(c_1847,plain,
    ( ~ product(X0,e_2,e_2)
    | ~ product(X0,e_4,e_2)
    | equalish(e_4,e_2) ),
    inference(instantiation,[status(thm)],[c_372]) ).

cnf(c_2338,plain,
    ( ~ product(e_3,X0,e_2)
    | ~ product(e_4,X0,e_2)
    | equalish(e_3,e_4) ),
    inference(instantiation,[status(thm)],[c_367]) ).

cnf(c_2343,plain,
    ( ~ product(e_3,e_1,e_2)
    | ~ product(e_4,e_1,e_2)
    | equalish(e_3,e_4) ),
    inference(instantiation,[status(thm)],[c_2338]) ).

cnf(c_2348,plain,
    ( ~ product(X0,X1,e_4)
    | ~ product(e_4,X0,e_2)
    | product(e_2,X0,X1) ),
    inference(instantiation,[status(thm)],[c_392]) ).

cnf(c_2352,plain,
    ( ~ product(e_2,e_4,X0)
    | ~ product(e_4,X1,e_2)
    | product(X0,e_4,X1) ),
    inference(instantiation,[status(thm)],[c_418]) ).

cnf(c_2353,plain,
    ( ~ product(e_2,e_4,e_1)
    | ~ product(e_4,e_1,e_2)
    | product(e_1,e_4,e_1) ),
    inference(instantiation,[status(thm)],[c_2352]) ).

cnf(c_2450,plain,
    ( ~ product(e_2,X0,e_4)
    | ~ product(e_4,e_2,e_2)
    | product(e_2,e_2,X0) ),
    inference(instantiation,[status(thm)],[c_2348]) ).

cnf(c_2463,plain,
    ( ~ product(e_2,e_1,e_4)
    | ~ product(e_4,e_2,e_2)
    | product(e_2,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_2450]) ).

cnf(c_2476,plain,
    ( ~ product(e_2,X0,e_4)
    | ~ product(e_4,e_2,X1)
    | product(X1,e_2,X0) ),
    inference(instantiation,[status(thm)],[c_386]) ).

cnf(c_2477,plain,
    ( ~ product(e_2,e_1,e_4)
    | ~ product(e_4,e_2,e_1)
    | product(e_1,e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_2476]) ).

cnf(c_2591,plain,
    ( ~ product(e_2,X0,e_4)
    | ~ product(e_3,X0,e_4)
    | equalish(e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_355]) ).

cnf(c_2594,plain,
    ( ~ product(e_2,e_1,e_4)
    | ~ product(e_3,e_1,e_4)
    | equalish(e_2,e_3) ),
    inference(instantiation,[status(thm)],[c_2591]) ).

cnf(c_2713,plain,
    ( ~ product(e_2,X0,e_3)
    | ~ product(e_4,X0,e_3)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_358]) ).

cnf(c_2716,plain,
    ( ~ product(e_2,e_1,e_3)
    | ~ product(e_4,e_1,e_3)
    | equalish(e_2,e_4) ),
    inference(instantiation,[status(thm)],[c_2713]) ).

cnf(c_3324,plain,
    ( ~ product(e_4,e_1,e_3)
    | ~ product(e_4,e_2,e_3)
    | equalish(e_2,e_1) ),
    inference(instantiation,[status(thm)],[c_977]) ).

cnf(c_3381,plain,
    ( ~ product(e_2,e_2,e_2)
    | ~ product(e_2,e_4,e_2)
    | equalish(e_4,e_2) ),
    inference(instantiation,[status(thm)],[c_1847]) ).

cnf(c_3439,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_3381,c_3324,c_2716,c_2594,c_2477,c_2463,c_2353,c_2343,c_1025,c_1019,c_987,c_631,c_625,c_626,c_603,c_586,c_421,c_410,c_405,c_394,c_389,c_378,c_377,c_208,c_200,c_184,c_160,c_152,c_53,c_54,c_55,c_56,c_57,c_58,c_61,c_63,c_71,c_49,c_50,c_51,c_52]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : GRP127-1.004 : TPTP v8.1.2. Released v1.2.0.
% 0.07/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.35  % Computer : n013.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 : Mon Aug 28 19:43:17 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.46/1.14  % SZS status Started for theBenchmark.p
% 0.46/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 0.46/1.14  
% 0.46/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.46/1.14  
% 0.46/1.14  ------  iProver source info
% 0.46/1.14  
% 0.46/1.14  git: date: 2023-05-31 18:12:56 +0000
% 0.46/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.46/1.14  git: non_committed_changes: false
% 0.46/1.14  git: last_make_outside_of_git: false
% 0.46/1.14  
% 0.46/1.14  ------ Parsing...successful
% 0.46/1.14  
% 0.46/1.14  ------  preprocesses with Option_epr_non_horn_non_eq
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 0.46/1.14  
% 0.46/1.14  ------ Preprocessing...------  preprocesses with Option_epr_non_horn_non_eq
% 0.46/1.14   gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.46/1.14  ------ Proving...
% 0.46/1.14  ------ Problem Properties 
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  clauses                                 22
% 0.46/1.14  conjectures                             1
% 0.46/1.14  EPR                                     22
% 0.46/1.14  Horn                                    21
% 0.46/1.14  unary                                   17
% 0.46/1.14  binary                                  0
% 0.46/1.14  lits                                    35
% 0.46/1.14  lits eq                                 0
% 0.46/1.14  fd_pure                                 0
% 0.46/1.14  fd_pseudo                               0
% 0.46/1.14  fd_cond                                 0
% 0.46/1.14  fd_pseudo_cond                          0
% 0.46/1.14  AC symbols                              0
% 0.46/1.14  
% 0.46/1.14  ------ Schedule EPR non Horn non eq is on
% 0.46/1.14  
% 0.46/1.14  ------ no equalities: superposition off 
% 0.46/1.14  
% 0.46/1.14  ------ Input Options "--resolution_flag false" Time Limit: 70.
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  ------ 
% 0.46/1.14  Current options:
% 0.46/1.14  ------ 
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  ------ Proving...
% 0.46/1.14  
% 0.46/1.14  
% 0.46/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 0.46/1.14  
% 0.46/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.46/1.15  
% 0.46/1.15  
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