TSTP Solution File: GRP031-2 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : GRP031-2 : 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 : Fri May  3 02:19:50 EDT 2024

% Result   : Unsatisfiable 7.02s 1.68s
% Output   : CNFRefutation 7.02s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   18 (  10 unt;   0 nHn;  10 RR)
%            Number of literals    :   32 (   0 equ;  16 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   40 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    product(X0,X1,multiply(X0,X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',total_function1) ).

cnf(c_51,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X1,X3,X4)
    | ~ product(X2,X3,X5)
    | product(X0,X4,X5) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associativity1) ).

cnf(c_52,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(X0,X3,X4)
    | ~ product(X1,X5,X3)
    | product(X2,X5,X4) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associativity2) ).

cnf(c_53,plain,
    product(X0,inverse(X0),identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',right_inverse) ).

cnf(c_54,plain,
    product(X0,identity,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',right_identity) ).

cnf(c_55,negated_conjecture,
    ~ product(X0,a,identity),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_a_has_a_left_inverse) ).

cnf(c_115,negated_conjecture,
    ~ product(X0,a,identity),
    inference(demodulation,[status(thm)],[c_55]) ).

cnf(c_205,plain,
    ( ~ product(X0,X1,X2)
    | ~ product(identity,X1,X3)
    | product(X0,X3,X2) ),
    inference(superposition,[status(thm)],[c_54,c_51]) ).

cnf(c_275,plain,
    ( ~ product(identity,inverse(X0),X1)
    | product(X0,X1,identity) ),
    inference(superposition,[status(thm)],[c_53,c_205]) ).

cnf(c_276,plain,
    ( ~ product(identity,identity,X0)
    | product(X1,X0,X1) ),
    inference(superposition,[status(thm)],[c_54,c_205]) ).

cnf(c_507,plain,
    ( ~ product(inverse(X0),X1,X2)
    | ~ product(X0,X2,X3)
    | product(identity,X1,X3) ),
    inference(superposition,[status(thm)],[c_53,c_52]) ).

cnf(c_12834,plain,
    ( ~ product(X0,multiply(inverse(X0),X1),X2)
    | product(identity,X1,X2) ),
    inference(superposition,[status(thm)],[c_49,c_507]) ).

cnf(c_12836,plain,
    ( ~ product(X0,inverse(X0),X1)
    | product(identity,identity,X1) ),
    inference(superposition,[status(thm)],[c_54,c_507]) ).

cnf(c_15162,plain,
    product(identity,identity,multiply(X0,inverse(X0))),
    inference(superposition,[status(thm)],[c_49,c_12836]) ).

cnf(c_15498,plain,
    product(X0,multiply(X1,inverse(X1)),X0),
    inference(superposition,[status(thm)],[c_15162,c_276]) ).

cnf(c_16035,plain,
    product(identity,inverse(inverse(X0)),X0),
    inference(superposition,[status(thm)],[c_15498,c_12834]) ).

cnf(c_16792,plain,
    product(inverse(X0),X0,identity),
    inference(superposition,[status(thm)],[c_16035,c_275]) ).

cnf(c_17018,plain,
    $false,
    inference(superposition,[status(thm)],[c_16792,c_115]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : GRP031-2 : TPTP v8.1.2. Released v1.0.0.
% 0.06/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n025.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % 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 : Fri May  3 00:18:28 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.48  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 7.02/1.68  % SZS status Started for theBenchmark.p
% 7.02/1.68  % SZS status Unsatisfiable for theBenchmark.p
% 7.02/1.68  
% 7.02/1.68  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 7.02/1.68  
% 7.02/1.68  ------  iProver source info
% 7.02/1.68  
% 7.02/1.68  git: date: 2024-05-02 19:28:25 +0000
% 7.02/1.68  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 7.02/1.68  git: non_committed_changes: false
% 7.02/1.68  
% 7.02/1.68  ------ Parsing...successful
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 7.02/1.68  
% 7.02/1.68  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 7.02/1.68  ------ Proving...
% 7.02/1.68  ------ Problem Properties 
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  clauses                                 6
% 7.02/1.68  conjectures                             1
% 7.02/1.68  EPR                                     4
% 7.02/1.68  Horn                                    6
% 7.02/1.68  unary                                   4
% 7.02/1.68  binary                                  0
% 7.02/1.68  lits                                    12
% 7.02/1.68  lits eq                                 0
% 7.02/1.68  fd_pure                                 0
% 7.02/1.68  fd_pseudo                               0
% 7.02/1.68  fd_cond                                 0
% 7.02/1.68  fd_pseudo_cond                          0
% 7.02/1.68  AC symbols                              0
% 7.02/1.68  
% 7.02/1.68  ------ Schedule dynamic 5 is on 
% 7.02/1.68  
% 7.02/1.68  ------ no equalities: superposition off 
% 7.02/1.68  
% 7.02/1.68  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  ------ 
% 7.02/1.68  Current options:
% 7.02/1.68  ------ 
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  ------ Proving...
% 7.02/1.68  
% 7.02/1.68  
% 7.02/1.68  % SZS status Unsatisfiable for theBenchmark.p
% 7.02/1.68  
% 7.02/1.68  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 7.02/1.68  
% 7.02/1.68  
%------------------------------------------------------------------------------