%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SYN221-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n019.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 03:39:28 PM UTC 2026
% Result : Unsatisfiable 1.16s 11.14s
% Output : CNFRefutation 1.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 7
% Syntax : Number of formulae : 22 ( 10 unt; 0 def)
% Number of atoms : 42 ( 0 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 43 ( 23 ~; 20 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 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 : 7 ( 6 usr; 1 prp; 0-3 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 17 ( 0 sgn 17 !; 0 ?; 10 :)
% Comments :
%------------------------------------------------------------------------------
fof(f9,axiom,
r0(b),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',axiom_9) ).
fof(f24,axiom,
l0(c),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',axiom_24) ).
fof(f32,axiom,
k0(b),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',axiom_32) ).
fof(f59,axiom,
! [X0,X1] :
( ~ k0(X1)
| ~ l0(X0)
| m1(X0,X1,X0) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',rule_021) ).
fof(f214,axiom,
! [X0,X1] :
( ~ m1(X1,X0,X1)
| p2(X0,X1,X0) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',rule_176) ).
fof(f253,axiom,
! [X0,X1] :
( ~ p2(X0,X1,X0)
| ~ r0(X0)
| l3(X0,X1) ),
file('/export/starexec/sandbox2/benchmark/Axioms/SYN001-0.ax',rule_215) ).
fof(f369,negated_conjecture,
! [X0] : ~ l3(X0,c),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this) ).
tcf(c_426,plain,
r0(b),
inference(cnf_transformation,[],[f9]) ).
tcf(c_441,plain,
l0(c),
inference(cnf_transformation,[],[f24]) ).
tcf(c_449,plain,
k0(b),
inference(cnf_transformation,[],[f32]) ).
tcf(c_476,plain,
! [X0: $i,X1: $i] :
( m1(X0,X1,X0)
| ~ k0(X1)
| ~ l0(X0) ),
inference(cnf_transformation,[],[f59]) ).
tcf(c_628,plain,
! [X0: $i,X1: $i] :
( p2(X1,X0,X1)
| ~ m1(X0,X1,X0) ),
inference(cnf_transformation,[],[f214]) ).
tcf(c_665,plain,
! [X0: $i,X1: $i] :
( l3(X0,X1)
| ~ r0(X0)
| ~ p2(X0,X1,X0) ),
inference(cnf_transformation,[],[f253]) ).
tcf(c_768,negated_conjecture,
! [X0: $i] : ~ l3(X0,c),
inference(cnf_transformation,[],[f369]) ).
tcf(c_771,plain,
~ l3(b,c),
inference(instantiation,[status(thm)],[c_768]) ).
tcf(c_1231,plain,
! [X0: $i] :
( l3(X0,c)
| ~ r0(X0)
| ~ p2(X0,c,X0) ),
inference(instantiation,[status(thm)],[c_665]) ).
tcf(c_1232,plain,
( l3(b,c)
| ~ r0(b)
| ~ p2(b,c,b) ),
inference(instantiation,[status(thm)],[c_1231]) ).
tcf(c_1316,plain,
! [X0: $i] :
( m1(c,X0,c)
| ~ l0(c)
| ~ k0(X0) ),
inference(instantiation,[status(thm)],[c_476]) ).
tcf(c_1317,plain,
( m1(c,b,c)
| ~ k0(b)
| ~ l0(c) ),
inference(instantiation,[status(thm)],[c_1316]) ).
tcf(c_1606,plain,
! [X0: $i] :
( p2(X0,c,X0)
| ~ m1(c,X0,c) ),
inference(instantiation,[status(thm)],[c_628]) ).
tcf(c_1607,plain,
( p2(b,c,b)
| ~ m1(c,b,c) ),
inference(instantiation,[status(thm)],[c_1606]) ).
tcf(c_1608,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_1607,c_1317,c_1232,c_771,c_426,c_441,c_449]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN221-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.12/10.38 % Computer : n019.cluster.edu
% 0.12/10.38 % Model : x86_64 x86_64
% 0.12/10.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/10.38 % Memory : 8046.5625MB
% 0.12/10.38 % OS : Linux 6.8.0-71-generic
% 0.12/10.38 % CPULimit : 300
% 0.12/10.38 % WCLimit : 300
% 0.12/10.38 % DateTime : Fri Sep 25 00:32:45 UTC 2026
% 0.12/10.39 % CPUTime :
% 0.12/10.39 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.14/10.42 Running EPR theorem proving
% 0.14/10.42 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s epr_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.14/10.44
% 0.14/10.44 % ======== iProver multi-core TPTP/SMT =========
% 0.14/10.44
% 0.14/10.44 % Detected problem language: tptp
% 0.14/10.45 % Proving...
% 1.16/11.14 % SZS status Started for theBenchmark.p
% 1.16/11.14 % SZS status Unsatisfiable for theBenchmark.p
% 1.16/11.14
% 1.16/11.14 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.16/11.14
% 1.16/11.14 % ------ iProver source info
% 1.16/11.14
% 1.16/11.14 % git: date: 2026-07-19 20:42:38 +0200
% 1.16/11.14 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.16/11.14 % git: non_committed_changes: false
% 1.16/11.14
% 1.16/11.14 % ------ Parsing...% successful
% 1.16/11.14
% 1.16/11.14
% 1.16/11.14 % ------ Clausification by vclausify_rel & Parsing by iProver...% ------ preprocesses with Option_epr_horn
% 1.16/11.14 %
% 1.16/11.14
% 1.16/11.14 % ------ Preprocessing... sf_s rm: 103 0s sf_e sf_s rm: 0 0s sf_e %
% 1.16/11.14
% 1.16/11.14 % ------ Preprocessing...% ------ preprocesses with Option_epr_horn
% 1.16/11.14 gs_s sp: 80 0s gs_e snvd_s sp: 0 0s snvd_e
% 1.16/11.14 % ------ Proving...
% 1.16/11.14 % ------ Problem Properties
% 1.16/11.14
% 1.16/11.14 %
% 1.16/11.14 % clauses 299
% 1.16/11.14 % conjectures 1
% 1.16/11.14 % EPR 299
% 1.16/11.14 % Horn 259
% 1.16/11.14 % unary 50
% 1.16/11.14 % binary 128
% 1.16/11.14 % lits 712
% 1.16/11.14 % lits eq 0
% 1.16/11.14 % fd_pure 0
% 1.16/11.14 % fd_pseudo 0
% 1.16/11.14 % fd_cond 0
% 1.16/11.14 % fd_pseudo_cond 0
% 1.16/11.14 % AC symbols 0
% 1.16/11.14
% 1.16/11.14 % ------ Schedule EPR non Horn non eq is on
% 1.16/11.14
% 1.16/11.14 % ------ no equalities: superposition off
% 1.16/11.14
% 1.16/11.14 % ------ Input Options "--resolution_flag false" Time Limit: 70.
% 1.16/11.14
% 1.16/11.14
% 1.16/11.14 % ------
% 1.16/11.14 % Current options:
% 1.16/11.14 % ------
% 1.16/11.14
% 1.16/11.14
% 1.16/11.14 %
% 1.16/11.14
% 1.16/11.14 % ------ Proving...
% 1.16/11.14 %
% 1.16/11.14
% 1.16/11.14 % SZS status Unsatisfiable for theBenchmark.p
% 1.16/11.14
% 1.16/11.14 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.16/11.14
% 1.16/11.14
%------------------------------------------------------------------------------