TSTP Solution File: LCL008-1 by iProver---3.8
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%------------------------------------------------------------------------------
% File : iProver---3.8
% Problem : LCL008-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover %s %d THM
% Computer : n017.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 07:42:01 EDT 2023
% Result : Unsatisfiable 1.01s 1.23s
% Output : CNFRefutation 1.01s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 3
% Syntax : Number of clauses : 12 ( 5 unt; 0 nHn; 8 RR)
% Number of literals : 23 ( 0 equ; 13 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; 2 con; 0-2 aty)
% Number of variables : 28 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(c_49,plain,
( ~ is_a_theorem(equivalent(X0,X1))
| ~ is_a_theorem(X0)
| is_a_theorem(X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',condensed_detachment) ).
cnf(c_50,plain,
is_a_theorem(equivalent(equivalent(X0,X1),equivalent(equivalent(X2,X1),equivalent(X0,X2)))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',yql) ).
cnf(c_51,negated_conjecture,
~ is_a_theorem(equivalent(equivalent(a,b),equivalent(b,a))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_ec_4) ).
cnf(c_117,plain,
( ~ is_a_theorem(equivalent(X0,X1))
| is_a_theorem(equivalent(equivalent(X2,X1),equivalent(X0,X2))) ),
inference(superposition,[status(thm)],[c_50,c_49]) ).
cnf(c_128,plain,
( ~ is_a_theorem(equivalent(X0,X1))
| ~ is_a_theorem(equivalent(X2,X1))
| is_a_theorem(equivalent(X0,X2)) ),
inference(superposition,[status(thm)],[c_117,c_49]) ).
cnf(c_129,plain,
~ is_a_theorem(equivalent(b,b)),
inference(superposition,[status(thm)],[c_117,c_51]) ).
cnf(c_178,plain,
( ~ is_a_theorem(equivalent(X0,equivalent(X1,X2)))
| ~ is_a_theorem(equivalent(X1,X3))
| is_a_theorem(equivalent(equivalent(X2,X3),X0)) ),
inference(superposition,[status(thm)],[c_117,c_128]) ).
cnf(c_307,plain,
( ~ is_a_theorem(equivalent(equivalent(X0,X1),X2))
| is_a_theorem(equivalent(equivalent(equivalent(X3,X0),X2),equivalent(X3,X1))) ),
inference(superposition,[status(thm)],[c_50,c_178]) ).
cnf(c_354,plain,
( ~ is_a_theorem(equivalent(equivalent(X0,X1),X2))
| ~ is_a_theorem(equivalent(equivalent(X3,X0),X2))
| is_a_theorem(equivalent(X3,X1)) ),
inference(superposition,[status(thm)],[c_307,c_49]) ).
cnf(c_468,plain,
( ~ is_a_theorem(equivalent(equivalent(X0,X1),equivalent(equivalent(X2,X3),equivalent(X1,X2))))
| is_a_theorem(equivalent(X0,X3)) ),
inference(superposition,[status(thm)],[c_50,c_354]) ).
cnf(c_565,plain,
is_a_theorem(equivalent(X0,X0)),
inference(superposition,[status(thm)],[c_50,c_468]) ).
cnf(c_572,plain,
$false,
inference(backward_subsumption_resolution,[status(thm)],[c_129,c_565]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.14 % Problem : LCL008-1 : TPTP v8.1.2. Released v1.0.0.
% 0.09/0.15 % Command : run_iprover %s %d THM
% 0.14/0.37 % Computer : n017.cluster.edu
% 0.14/0.37 % Model : x86_64 x86_64
% 0.14/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.37 % Memory : 8042.1875MB
% 0.14/0.37 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.37 % CPULimit : 300
% 0.14/0.37 % WCLimit : 300
% 0.14/0.37 % DateTime : Fri Aug 25 04:49:39 EDT 2023
% 0.14/0.37 % CPUTime :
% 0.23/0.52 Running first-order theorem proving
% 0.23/0.52 Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 1.01/1.23 % SZS status Started for theBenchmark.p
% 1.01/1.23 % SZS status Unsatisfiable for theBenchmark.p
% 1.01/1.23
% 1.01/1.23 %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 1.01/1.23
% 1.01/1.23 ------ iProver source info
% 1.01/1.23
% 1.01/1.23 git: date: 2023-05-31 18:12:56 +0000
% 1.01/1.23 git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 1.01/1.23 git: non_committed_changes: false
% 1.01/1.23 git: last_make_outside_of_git: false
% 1.01/1.23
% 1.01/1.23 ------ Parsing...successful
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23 ------ Preprocessing... sf_s rm: 0 0s sf_e pe_s pe_e
% 1.01/1.23
% 1.01/1.23 ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 1.01/1.23 ------ Proving...
% 1.01/1.23 ------ Problem Properties
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23 clauses 3
% 1.01/1.23 conjectures 1
% 1.01/1.23 EPR 0
% 1.01/1.23 Horn 3
% 1.01/1.23 unary 2
% 1.01/1.23 binary 0
% 1.01/1.23 lits 5
% 1.01/1.23 lits eq 0
% 1.01/1.23 fd_pure 0
% 1.01/1.23 fd_pseudo 0
% 1.01/1.23 fd_cond 0
% 1.01/1.23 fd_pseudo_cond 0
% 1.01/1.23 AC symbols 0
% 1.01/1.23
% 1.01/1.23 ------ Schedule dynamic 5 is on
% 1.01/1.23
% 1.01/1.23 ------ no equalities: superposition off
% 1.01/1.23
% 1.01/1.23 ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23 ------
% 1.01/1.23 Current options:
% 1.01/1.23 ------
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23 ------ Proving...
% 1.01/1.23
% 1.01/1.23
% 1.01/1.23 % SZS status Unsatisfiable for theBenchmark.p
% 1.01/1.23
% 1.01/1.23 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.01/1.23
% 1.01/1.23
%------------------------------------------------------------------------------