%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SYN237-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n017.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 03:39:30 PM UTC 2026
% Result : Unsatisfiable 2.15s 1.21s
% Output : CNFRefutation 2.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of formulae : 8 ( 6 unt; 0 def)
% Number of atoms : 10 ( 0 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 7 ( 5 ~; 2 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 2 ( 0 sgn 2 !; 0 ?; 1 :)
% Comments :
%------------------------------------------------------------------------------
fof(f13,axiom,
r0(e),
file('/export/starexec/sandbox/benchmark/Axioms/SYN001-0.ax',axiom_13) ).
fof(f50,axiom,
( ~ r0(e)
| m1(e,e,e) ),
file('/export/starexec/sandbox/benchmark/Axioms/SYN001-0.ax',rule_012) ).
fof(f369,negated_conjecture,
! [X0] : ~ m1(X0,X0,e),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).
tcf(c_418,negated_conjecture,
! [X0: $i] : ~ m1(X0,X0,e),
inference(cnf_transformation,[],[f369]) ).
tcf(c_448,plain,
( m1(e,e,e)
| ~ r0(e) ),
inference(cnf_transformation,[],[f50]) ).
tcf(c_515,plain,
r0(e),
inference(cnf_transformation,[],[f13]) ).
tcf(c_985,plain,
~ m1(e,e,e),
inference(instantiation,[status(thm)],[c_418]) ).
tcf(c_986,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_985,c_448,c_515]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SYN237-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.08/0.35 % Computer : n017.cluster.edu
% 0.08/0.35 % Model : x86_64 x86_64
% 0.08/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35 % Memory : 8046.5625MB
% 0.08/0.35 % OS : Linux 6.8.0-71-generic
% 0.08/0.35 % CPULimit : 300
% 0.08/0.35 % WCLimit : 300
% 0.08/0.35 % DateTime : Fri Sep 25 00:30:32 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.08/0.36 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.12/0.39 Running EPR theorem proving
% 0.12/0.39 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s epr_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.41
% 0.12/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.12/0.41
% 0.12/0.41 % Detected problem language: tptp
% 0.12/0.42 % Proving...
% 2.15/1.21 % SZS status Started for theBenchmark.p
% 2.15/1.21 % SZS status Unsatisfiable for theBenchmark.p
% 2.15/1.21
% 2.15/1.21 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 2.15/1.21
% 2.15/1.21 % ------ iProver source info
% 2.15/1.21
% 2.15/1.21 % git: date: 2026-07-19 20:42:38 +0200
% 2.15/1.21 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 2.15/1.21 % git: non_committed_changes: false
% 2.15/1.21
% 2.15/1.21 % ------ Parsing...% successful
% 2.15/1.21
% 2.15/1.21
% 2.15/1.21 % ------ Clausification by vclausify_rel & Parsing by iProver...% ------ preprocesses with Option_epr_horn
% 2.15/1.21 %
% 2.15/1.21
% 2.15/1.21 % ------ Preprocessing... sf_s rm: 211 0s sf_e sf_s rm: 0 0s sf_e %
% 2.15/1.21
% 2.15/1.21 % ------ Preprocessing...% ------ preprocesses with Option_epr_horn
% 2.15/1.21 gs_s sp: 10 0s gs_e snvd_s sp: 0 0s snvd_e
% 2.15/1.21 % ------ Proving...
% 2.15/1.21 % ------ Problem Properties
% 2.15/1.21
% 2.15/1.21 %
% 2.15/1.21 % clauses 75
% 2.15/1.21 % conjectures 1
% 2.15/1.21 % EPR 75
% 2.15/1.21 % Horn 70
% 2.15/1.21 % unary 43
% 2.15/1.21 % binary 15
% 2.15/1.21 % lits 129
% 2.15/1.21 % lits eq 0
% 2.15/1.21 % fd_pure 0
% 2.15/1.21 % fd_pseudo 0
% 2.15/1.21 % fd_cond 0
% 2.15/1.21 % fd_pseudo_cond 0
% 2.15/1.21 % AC symbols 0
% 2.15/1.21
% 2.15/1.21 % ------ Schedule EPR non Horn non eq is on
% 2.15/1.21
% 2.15/1.21 % ------ no equalities: superposition off
% 2.15/1.21
% 2.15/1.21 % ------ Input Options "--resolution_flag false" Time Limit: 70.
% 2.15/1.21
% 2.15/1.21
% 2.15/1.21 % ------
% 2.15/1.21 % Current options:
% 2.15/1.21 % ------
% 2.15/1.21
% 2.15/1.21
% 2.15/1.21 %
% 2.15/1.21
% 2.15/1.21 % ------ Proving...
% 2.15/1.21 %
% 2.15/1.21
% 2.15/1.21 % SZS status Unsatisfiable for theBenchmark.p
% 2.15/1.21
% 2.15/1.21 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.15/1.21
% 2.15/1.21
%------------------------------------------------------------------------------