TSTP Solution File: LCL077-1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : LCL077-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n024.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 07:42:21 EDT 2023

% Result   : Unsatisfiable 0.46s 1.15s
% Output   : CNFRefutation 0.46s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   23 (  11 unt;   0 nHn;  10 RR)
%            Number of literals    :   39 (   0 equ;  17 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-2 aty)
%            Number of variables   :   49 (   9 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    ( ~ is_a_theorem(implies(X0,X1))
    | ~ is_a_theorem(X0)
    | is_a_theorem(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',condensed_detachment) ).

cnf(c_50,plain,
    is_a_theorem(implies(X0,implies(X1,X0))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cn_18) ).

cnf(c_51,plain,
    is_a_theorem(implies(implies(X0,implies(X1,X2)),implies(implies(X0,X1),implies(X0,X2)))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cn_35) ).

cnf(c_52,plain,
    is_a_theorem(implies(implies(not(X0),not(X1)),implies(X1,X0))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cn_49) ).

cnf(c_53,negated_conjecture,
    ~ is_a_theorem(implies(not(not(a)),a)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_cn_39) ).

cnf(c_119,plain,
    ( ~ is_a_theorem(X0)
    | is_a_theorem(implies(X1,X0)) ),
    inference(superposition,[status(thm)],[c_50,c_49]) ).

cnf(c_278,plain,
    ( ~ is_a_theorem(implies(X0,implies(X1,X2)))
    | is_a_theorem(implies(implies(X0,X1),implies(X0,X2))) ),
    inference(superposition,[status(thm)],[c_51,c_49]) ).

cnf(c_314,plain,
    ( ~ is_a_theorem(implies(X0,implies(X1,X2)))
    | ~ is_a_theorem(implies(X0,X1))
    | is_a_theorem(implies(X0,X2)) ),
    inference(superposition,[status(thm)],[c_278,c_49]) ).

cnf(c_333,plain,
    ( ~ is_a_theorem(implies(X0,X1))
    | is_a_theorem(implies(X0,X0)) ),
    inference(superposition,[status(thm)],[c_50,c_314]) ).

cnf(c_334,plain,
    ( ~ is_a_theorem(implies(implies(X0,implies(X1,X2)),implies(X0,X1)))
    | is_a_theorem(implies(implies(X0,implies(X1,X2)),implies(X0,X2))) ),
    inference(superposition,[status(thm)],[c_51,c_314]) ).

cnf(c_336,plain,
    ( ~ is_a_theorem(implies(X0,X1))
    | ~ is_a_theorem(implies(X2,X0))
    | is_a_theorem(implies(X2,X1)) ),
    inference(superposition,[status(thm)],[c_119,c_314]) ).

cnf(c_485,plain,
    is_a_theorem(implies(X0,X0)),
    inference(superposition,[status(thm)],[c_50,c_333]) ).

cnf(c_609,plain,
    ( ~ is_a_theorem(implies(X0,X1))
    | is_a_theorem(implies(X0,implies(X2,X1))) ),
    inference(superposition,[status(thm)],[c_50,c_336]) ).

cnf(c_611,plain,
    ( ~ is_a_theorem(implies(X0,implies(not(X1),not(X2))))
    | is_a_theorem(implies(X0,implies(X2,X1))) ),
    inference(superposition,[status(thm)],[c_52,c_336]) ).

cnf(c_763,plain,
    ( ~ is_a_theorem(implies(X0,X1))
    | ~ is_a_theorem(X0)
    | is_a_theorem(implies(X2,X1)) ),
    inference(superposition,[status(thm)],[c_609,c_49]) ).

cnf(c_815,plain,
    ( ~ is_a_theorem(implies(not(X0),not(X1)))
    | is_a_theorem(implies(X2,implies(X1,X0))) ),
    inference(superposition,[status(thm)],[c_52,c_763]) ).

cnf(c_1573,plain,
    is_a_theorem(implies(X0,implies(X1,X1))),
    inference(superposition,[status(thm)],[c_485,c_815]) ).

cnf(c_1594,plain,
    is_a_theorem(implies(not(X0),implies(X0,X1))),
    inference(superposition,[status(thm)],[c_50,c_611]) ).

cnf(c_1865,plain,
    is_a_theorem(implies(not(not(X0)),implies(X1,X0))),
    inference(superposition,[status(thm)],[c_1594,c_611]) ).

cnf(c_1880,plain,
    is_a_theorem(implies(implies(X0,implies(X0,X1)),implies(X0,X1))),
    inference(superposition,[status(thm)],[c_1573,c_334]) ).

cnf(c_1971,plain,
    ( ~ is_a_theorem(implies(X0,implies(X0,X1)))
    | is_a_theorem(implies(X0,X1)) ),
    inference(superposition,[status(thm)],[c_1880,c_49]) ).

cnf(c_2030,plain,
    is_a_theorem(implies(not(not(X0)),X0)),
    inference(superposition,[status(thm)],[c_1865,c_1971]) ).

cnf(c_2031,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[c_53,c_2030]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : LCL077-1 : TPTP v8.1.2. Released v1.0.0.
% 0.06/0.13  % Command  : run_iprover %s %d THM
% 0.12/0.34  % Computer : n024.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 : Thu Aug 24 22:35:09 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
% 0.46/1.15  % SZS status Started for theBenchmark.p
% 0.46/1.15  % SZS status Unsatisfiable for theBenchmark.p
% 0.46/1.15  
% 0.46/1.15  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.46/1.15  
% 0.46/1.15  ------  iProver source info
% 0.46/1.15  
% 0.46/1.15  git: date: 2023-05-31 18:12:56 +0000
% 0.46/1.15  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.46/1.15  git: non_committed_changes: false
% 0.46/1.15  git: last_make_outside_of_git: false
% 0.46/1.15  
% 0.46/1.15  ------ Parsing...successful
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 0.46/1.15  
% 0.46/1.15  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.46/1.15  ------ Proving...
% 0.46/1.15  ------ Problem Properties 
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  clauses                                 5
% 0.46/1.15  conjectures                             1
% 0.46/1.15  EPR                                     0
% 0.46/1.15  Horn                                    5
% 0.46/1.15  unary                                   4
% 0.46/1.15  binary                                  0
% 0.46/1.15  lits                                    7
% 0.46/1.15  lits eq                                 0
% 0.46/1.15  fd_pure                                 0
% 0.46/1.15  fd_pseudo                               0
% 0.46/1.15  fd_cond                                 0
% 0.46/1.15  fd_pseudo_cond                          0
% 0.46/1.15  AC symbols                              0
% 0.46/1.15  
% 0.46/1.15  ------ Schedule dynamic 5 is on 
% 0.46/1.15  
% 0.46/1.15  ------ no equalities: superposition off 
% 0.46/1.15  
% 0.46/1.15  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  ------ 
% 0.46/1.15  Current options:
% 0.46/1.15  ------ 
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  ------ Proving...
% 0.46/1.15  
% 0.46/1.15  
% 0.46/1.15  % SZS status Unsatisfiable for theBenchmark.p
% 0.46/1.15  
% 0.46/1.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.46/1.15  
% 0.46/1.15  
%------------------------------------------------------------------------------