%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : LCL230+1 : TPTP v9.3.1. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n002.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Fri Sep 25 02:06:05 PM UTC 2026
% Result : Theorem 1.52s 1.52s
% Output : CNFRefutation 1.52s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 1
% Syntax : Number of formulae : 13 ( 7 unt; 0 def)
% Number of atoms : 41 ( 0 equ)
% Maximal formula atoms : 7 ( 3 avg)
% Number of connectives : 43 ( 15 ~; 14 |; 8 &)
% ( 0 <=>; 6 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 3 avg)
% Maximal term depth : 0 ( 0 avg)
% Number of types : 0 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 4 ( 3 usr; 4 prp; 0-0 aty)
% Number of functors : 0 ( 0 usr; 0 con; --- aty)
% Number of variables : 0 ( 0 sgn 0 !; 0 ?; 0 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,conjecture,
( ( ( q
| p )
=> ( r
| p ) )
=> ( ( q
=> r )
| p ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel5) ).
fof(f2,negated_conjecture,
~ ( ( ( q
| p )
=> ( r
| p ) )
=> ( ( q
=> r )
| p ) ),
inference(negated_conjecture,[status(cth)],[f1]) ).
fof(f3,plain,
( ( ( ~ q
& ~ p )
| r
| p )
& q
& ~ r
& ~ p ),
inference(ennf_transformation,[],[f2]) ).
fof(f4,plain,
( ( ( ~ q
& ~ p )
| r
| p )
& q
& ~ r
& ~ p ),
inference(flattening,[],[f3]) ).
fof(f5,plain,
( ~ q
| r
| p ),
inference(cnf_transformation,[],[f4]) ).
fof(f7,plain,
q,
inference(cnf_transformation,[],[f4]) ).
fof(f8,plain,
~ r,
inference(cnf_transformation,[],[f4]) ).
fof(f9,plain,
~ p,
inference(cnf_transformation,[],[f4]) ).
tcf(c_49,negated_conjecture,
~ p,
inference(cnf_transformation,[],[f9]) ).
tcf(c_50,negated_conjecture,
~ r,
inference(cnf_transformation,[],[f8]) ).
tcf(c_51,negated_conjecture,
q,
inference(cnf_transformation,[],[f7]) ).
tcf(c_52,negated_conjecture,
( r
| p
| ~ q ),
inference(cnf_transformation,[],[f5]) ).
tcf(c_53,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_52,c_49,c_50,c_51]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : LCL230+1 : TPTP v9.3.1. Released v2.0.0.
% 0.00/0.07 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.20/0.45 % Computer : n002.cluster.edu
% 0.20/0.45 % Model : x86_64 x86_64
% 0.20/0.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.20/0.45 % Memory : 8046.5625MB
% 0.20/0.45 % OS : Linux 6.8.0-71-generic
% 0.20/0.46 % CPULimit : 300
% 0.20/0.46 % WCLimit : 300
% 0.20/0.46 % DateTime : Wed Sep 23 22:31:35 UTC 2026
% 0.20/0.46 % CPUTime :
% 0.20/0.46 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.23/0.51 Running first-order theorem proving
% 0.23/0.51 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.23/0.52
% 0.23/0.52 % ======== iProver multi-core TPTP/SMT =========
% 0.23/0.52
% 0.23/0.52 % Detected problem language: tptp
% 0.23/0.53 % Proving...
% 1.52/1.52 % SZS status Started for theBenchmark.p
% 1.52/1.52 % SZS status Theorem for theBenchmark.p
% 1.52/1.52
% 1.52/1.52 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.52/1.52
% 1.52/1.52 % ------ iProver source info
% 1.52/1.52
% 1.52/1.52 % git: date: 2026-07-19 20:42:38 +0200
% 1.52/1.52 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.52/1.52 % git: non_committed_changes: false
% 1.52/1.52
% 1.52/1.52 % ------ Parsing...
% 1.52/1.52 % ------ Clausification by vclausify_rel & Parsing by iProver...% ------ preprocesses with Option_epr_non_horn_non_eq
% 1.52/1.52 %
% 1.52/1.52
% 1.52/1.52 % ------ Preprocessing...%
% 1.52/1.52
% 1.52/1.52 % SZS status Theorem for theBenchmark.p
% 1.52/1.52
% 1.52/1.52 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.52/1.52
% 1.52/1.52
%------------------------------------------------------------------------------