TSTP Solution File: SYN354-1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SYN354-1 : TPTP v8.1.2. Released v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n018.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 03:30:16 EDT 2024

% Result   : Unsatisfiable 1.48s 1.19s
% Output   : CNFRefutation 1.48s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    4
% Syntax   : Number of clauses     :   10 (   2 unt;   3 nHn;  10 RR)
%            Number of literals    :   29 (   0 equ;  16 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   10 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,negated_conjecture,
    f(a,b),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause1) ).

cnf(c_51,negated_conjecture,
    ( ~ f(X0,X1)
    | g(X1,z(X0,X1))
    | g(b,z(X0,X1))
    | f(b,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause3) ).

cnf(c_52,negated_conjecture,
    ( ~ g(X0,z(X1,X0))
    | ~ g(b,z(X1,X0))
    | ~ f(X1,X0)
    | f(b,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause4) ).

cnf(c_55,negated_conjecture,
    ( ~ f(X0,X1)
    | ~ f(a,X0)
    | ~ f(b,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause7) ).

cnf(c_56,plain,
    ( ~ f(a,b)
    | ~ f(b,b) ),
    inference(instantiation,[status(thm)],[c_55]) ).

cnf(c_167,negated_conjecture,
    ( ~ g(X0,z(X1,X0))
    | ~ g(b,z(X1,X0))
    | ~ f(X1,X0)
    | f(b,X0) ),
    inference(demodulation,[status(thm)],[c_52]) ).

cnf(c_168,negated_conjecture,
    ( ~ f(X0,X1)
    | g(X1,z(X0,X1))
    | g(b,z(X0,X1))
    | f(b,X1) ),
    inference(demodulation,[status(thm)],[c_51]) ).

cnf(c_170,plain,
    ( ~ g(b,z(a,b))
    | ~ f(a,b)
    | f(b,b) ),
    inference(instantiation,[status(thm)],[c_167]) ).

cnf(c_171,plain,
    ( ~ f(a,b)
    | g(b,z(a,b))
    | f(b,b) ),
    inference(instantiation,[status(thm)],[c_168]) ).

cnf(c_172,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_171,c_170,c_56,c_49]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : SYN354-1 : TPTP v8.1.2. Released v1.2.0.
% 0.14/0.14  % Command  : run_iprover %s %d THM
% 0.14/0.36  % Computer : n018.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 300
% 0.14/0.36  % DateTime : Thu May  2 20:56:16 EDT 2024
% 0.14/0.36  % CPUTime  : 
% 0.21/0.50  Running first-order theorem proving
% 0.21/0.50  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 1.48/1.19  % SZS status Started for theBenchmark.p
% 1.48/1.19  % SZS status Unsatisfiable for theBenchmark.p
% 1.48/1.19  
% 1.48/1.19  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 1.48/1.19  
% 1.48/1.19  ------  iProver source info
% 1.48/1.19  
% 1.48/1.19  git: date: 2024-05-02 19:28:25 +0000
% 1.48/1.19  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 1.48/1.19  git: non_committed_changes: false
% 1.48/1.19  
% 1.48/1.19  ------ Parsing...successful
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 1.48/1.19  
% 1.48/1.19  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 1.48/1.19  ------ Proving...
% 1.48/1.19  ------ Problem Properties 
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  clauses                                 6
% 1.48/1.19  conjectures                             6
% 1.48/1.19  EPR                                     2
% 1.48/1.19  Horn                                    5
% 1.48/1.19  unary                                   1
% 1.48/1.19  binary                                  2
% 1.48/1.19  lits                                    16
% 1.48/1.19  lits eq                                 0
% 1.48/1.19  fd_pure                                 0
% 1.48/1.19  fd_pseudo                               0
% 1.48/1.19  fd_cond                                 0
% 1.48/1.19  fd_pseudo_cond                          0
% 1.48/1.19  AC symbols                              0
% 1.48/1.19  
% 1.48/1.19  ------ Schedule dynamic 5 is on 
% 1.48/1.19  
% 1.48/1.19  ------ no equalities: superposition off 
% 1.48/1.19  
% 1.48/1.19  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  ------ 
% 1.48/1.19  Current options:
% 1.48/1.19  ------ 
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  ------ Proving...
% 1.48/1.19  
% 1.48/1.19  
% 1.48/1.19  % SZS status Unsatisfiable for theBenchmark.p
% 1.48/1.19  
% 1.48/1.19  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.48/1.19  
% 1.48/1.19  
%------------------------------------------------------------------------------