%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SYN389+1 : TPTP v9.3.1. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n001.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 03:39:56 PM UTC 2026
% Result : Theorem 0.98s 1.17s
% Output : CNFRefutation 0.98s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f7ERROR: Could not build tree for root c_51ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f1,conjecture,
( ( ( p
=> q )
=> p )
=> p ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',pel8) ).
fof(f2,negated_conjecture,
~ ( ( ( p
=> q )
=> p )
=> p ),
inference(negated_conjecture,[status(cth)],[f1]) ).
fof(f3,plain,
~ ( ( ~ p
=> p )
=> p ),
inference(pure_predicate_removal,[],[f2]) ).
fof(f4,plain,
( ( p
| p )
& ~ p ),
inference(ennf_transformation,[],[f3]) ).
fof(f6,plain,
~ p,
inference(cnf_transformation,[],[f4]) ).
tcf(c_49,negated_conjecture,
~ p,
inference(cnf_transformation,[],[f6]) ).
tcf(c_50,negated_conjecture,
p,
inference(cnf_transformation,[],[f7]) ).
tcf(c_51,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_49,c_50]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN389+1 : TPTP v9.3.1. Released v2.0.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.37 % Computer : n001.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Fri Sep 25 01:09:39 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.41 Running first-order theorem proving
% 0.09/0.41 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.42
% 0.09/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.09/0.42
% 0.09/0.42 % Detected problem language: tptp
% 0.09/0.43 % Proving...
% 0.98/1.17 % SZS status Started for theBenchmark.p
% 0.98/1.17 % SZS status Theorem for theBenchmark.p
% 0.98/1.17
% 0.98/1.17 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 0.98/1.17
% 0.98/1.17 % ------ iProver source info
% 0.98/1.17
% 0.98/1.17 % git: date: 2026-07-19 20:42:38 +0200
% 0.98/1.17 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 0.98/1.17 % git: non_committed_changes: false
% 0.98/1.17
% 0.98/1.17 % ------ Parsing...
% 0.98/1.17 % ------ Clausification by vclausify_rel & Parsing by iProver...% ------ preprocesses with Option_epr_horn
% 0.98/1.17 %
% 0.98/1.17
% 0.98/1.17 % ------ Preprocessing...%
% 0.98/1.17
% 0.98/1.17 % SZS status Theorem for theBenchmark.p
% 0.98/1.17
% 0.98/1.17 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.98/1.17
% 0.98/1.17
%------------------------------------------------------------------------------