TSTP Solution File: GRP013-1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : GRP013-1 : 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 00:56:36 EDT 2023

% Result   : Unsatisfiable 2.47s 1.14s
% Output   : CNFRefutation 2.47s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   21 (  19 unt;   0 nHn;  12 RR)
%            Number of literals    :   23 (  14 equ;   5 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   16 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    product(X0,X0,identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',squareness) ).

cnf(c_50,plain,
    product(a,b,c),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_times_b_is_c) ).

cnf(c_51,plain,
    product(inverse(a),inverse(b),d),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverse_a_times_inverse_b_is_d) ).

cnf(c_52,plain,
    ( ~ product(inverse(X0),inverse(X1),X2)
    | product(X0,X2,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',inverses_have_property) ).

cnf(c_53,negated_conjecture,
    ~ product(c,d,identity),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_c_times_d_is_identity) ).

cnf(c_55,plain,
    product(X0,identity,X0),
    file('/export/starexec/sandbox2/benchmark/Axioms/GRP003-0.ax',right_identity) ).

cnf(c_57,plain,
    product(X0,inverse(X0),identity),
    file('/export/starexec/sandbox2/benchmark/Axioms/GRP003-0.ax',right_inverse) ).

cnf(c_67,plain,
    multiply(X0,X0) = identity,
    inference(well_definedness,[status(thm)],[c_49]) ).

cnf(c_68,plain,
    multiply(a,b) = c,
    inference(well_definedness,[status(thm)],[c_50]) ).

cnf(c_69,plain,
    multiply(inverse(a),inverse(b)) = d,
    inference(well_definedness,[status(thm)],[c_51]) ).

cnf(c_70,plain,
    ( multiply(inverse(X0),inverse(X1)) != X2
    | multiply(X0,X2) = X1 ),
    inference(well_definedness,[status(thm)],[c_52]) ).

cnf(c_72,plain,
    multiply(c,d) != identity,
    inference(well_definedness,[status(thm)],[c_53]) ).

cnf(c_74,plain,
    multiply(X0,identity) = X0,
    inference(well_definedness,[status(thm)],[c_55]) ).

cnf(c_76,plain,
    multiply(X0,inverse(X0)) = identity,
    inference(well_definedness,[status(thm)],[c_57]) ).

cnf(c_134,plain,
    multiply(X0,multiply(inverse(X0),inverse(X1))) = X1,
    inference(unflattening,[status(thm)],[c_70]) ).

cnf(c_222,plain,
    multiply(X0,identity) = inverse(X0),
    inference(superposition,[status(thm)],[c_76,c_134]) ).

cnf(c_226,plain,
    inverse(X0) = X0,
    inference(light_normalisation,[status(thm)],[c_222,c_74]) ).

cnf(c_232,plain,
    multiply(a,inverse(b)) = d,
    inference(demodulation,[status(thm)],[c_69,c_226]) ).

cnf(c_246,plain,
    c = d,
    inference(demodulation,[status(thm)],[c_232,c_68,c_226]) ).

cnf(c_248,plain,
    multiply(c,c) != identity,
    inference(demodulation,[status(thm)],[c_72,c_246]) ).

cnf(c_249,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_248,c_67]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : GRP013-1 : TPTP v8.1.2. Released v1.0.0.
% 0.00/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.34  % Computer : n025.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Mon Aug 28 21:16:40 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.19/0.46  Running first-order theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 2.47/1.14  % SZS status Started for theBenchmark.p
% 2.47/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 2.47/1.14  
% 2.47/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 2.47/1.14  
% 2.47/1.14  ------  iProver source info
% 2.47/1.14  
% 2.47/1.14  git: date: 2023-05-31 18:12:56 +0000
% 2.47/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 2.47/1.14  git: non_committed_changes: false
% 2.47/1.14  git: last_make_outside_of_git: false
% 2.47/1.14  
% 2.47/1.14  ------ Parsing...successful
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  ------ Preprocessing... sup_sim: 5  sf_s  rm: 0 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 2.47/1.14  
% 2.47/1.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 2.47/1.14  
% 2.47/1.14  ------ Preprocessing... sf_s  rm: 0 0s  sf_e 
% 2.47/1.14  ------ Proving...
% 2.47/1.14  ------ Problem Properties 
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  clauses                                 10
% 2.47/1.14  conjectures                             0
% 2.47/1.14  EPR                                     0
% 2.47/1.14  Horn                                    10
% 2.47/1.14  unary                                   10
% 2.47/1.14  binary                                  0
% 2.47/1.14  lits                                    10
% 2.47/1.14  lits eq                                 10
% 2.47/1.14  fd_pure                                 0
% 2.47/1.14  fd_pseudo                               0
% 2.47/1.14  fd_cond                                 0
% 2.47/1.14  fd_pseudo_cond                          0
% 2.47/1.14  AC symbols                              0
% 2.47/1.14  
% 2.47/1.14  ------ Schedule UEQ
% 2.47/1.14  
% 2.47/1.14  ------ Option_UEQ Time Limit: 10.
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  ------ 
% 2.47/1.14  Current options:
% 2.47/1.14  ------ 
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  ------ Proving...
% 2.47/1.14  
% 2.47/1.14  
% 2.47/1.14  % SZS status Unsatisfiable for theBenchmark.p
% 2.47/1.14  
% 2.47/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.47/1.14  
% 2.47/1.14  
%------------------------------------------------------------------------------