%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC353-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n004.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 03:09:26 PM UTC 2026
% Result : Unsatisfiable 2.70s 1.48s
% Output : CNFRefutation 2.70s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 9
% Syntax : Number of formulae : 26 ( 19 unt; 1 def)
% Number of atoms : 48 ( 8 equ)
% Maximal formula atoms : 5 ( 1 avg)
% Number of connectives : 41 ( 23 ~; 18 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 5 ( 3 usr; 2 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 5 con; 0-2 aty)
% Number of variables : 13 ( 0 sgn 13 !; 0 ?; 6 :)
% Comments :
%------------------------------------------------------------------------------
fof(f85,axiom,
! [X0,X1] :
( ssList(app(X1,X0))
| ~ ssList(X1)
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause85) ).
fof(f155,axiom,
! [X2,X0,X1] :
( frontsegP(X2,X0)
| ~ ssList(X2)
| ~ ssList(X0)
| ~ ssList(X1)
| app(X0,X1) != X2 ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause144) ).
fof(f202,negated_conjecture,
ssList(sk3),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).
fof(f204,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).
fof(f206,negated_conjecture,
ssList(sk5),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
fof(f207,negated_conjecture,
app(sk3,sk5) = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).
fof(f208,plain,
sk4 = app(sk3,sk5),
inference(reorient_equations,[],[f207]) ).
fof(f212,negated_conjecture,
~ frontsegP(sk2,sk1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_11) ).
fof(f216,plain,
~ frontsegP(sk4,sk3),
inference(definition_unfolding,[],[f212,f204,f205]) ).
fof(f228,plain,
! [X0,X1] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(app(X0,X1))
| ~ ssList(X0)
| ~ ssList(X1) ),
inference(equality_resolution,[],[f155]) ).
tcf(c_330,plain,
! [X0: $i,X1: $i] :
( ssList(app(X1,X0))
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f85]) ).
tcf(c_389,plain,
! [X0: $i,X1: $i] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(app(X0,X1)) ),
inference(cnf_transformation,[],[f228]) ).
tcf(c_433,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_435,negated_conjecture,
ssList(sk5),
inference(cnf_transformation,[],[f206]) ).
tcf(c_436,negated_conjecture,
app(sk3,sk5) = sk4,
inference(cnf_transformation,[],[f208]) ).
tcf(c_439,negated_conjecture,
~ frontsegP(sk4,sk3),
inference(cnf_transformation,[],[f216]) ).
tcf(c_801,plain,
! [X0: $i,X1: $i] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(backward_subsumption_resolution,[status(thm)],[c_389,c_330]) ).
tcf(c_6505,definition,
iPr_def_12 = app(sk3,sk5),
introduced(definition,[new_symbols(definition,[iPr_def_12])],[]) ).
tcf(c_6506,negated_conjecture,
~ frontsegP(sk4,sk3),
inference(demodulation,[status(thm)],[c_439]) ).
tcf(c_6510,negated_conjecture,
iPr_def_12 = sk4,
inference(demodulation,[status(thm)],[c_436,c_6505]) ).
tcf(c_6511,negated_conjecture,
ssList(sk5),
inference(demodulation,[status(thm)],[c_435]) ).
tcf(c_6513,negated_conjecture,
ssList(sk3),
inference(demodulation,[status(thm)],[c_433]) ).
tcf(c_9043,plain,
~ frontsegP(iPr_def_12,sk3),
inference(light_normalisation,[status(thm)],[c_6506,c_6510]) ).
tcf(c_9071,plain,
( frontsegP(iPr_def_12,sk3)
| ~ ssList(sk5)
| ~ ssList(sk3) ),
inference(superposition,[status(thm)],[c_6505,c_801]) ).
tcf(c_9073,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_9071,c_9043,c_6511,c_6513]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWC353-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.57 % Computer : n004.cluster.edu
% 0.10/0.57 % Model : x86_64 x86_64
% 0.10/0.57 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.57 % Memory : 8046.5625MB
% 0.10/0.57 % OS : Linux 6.8.0-71-generic
% 0.10/0.57 % CPULimit : 300
% 0.10/0.57 % WCLimit : 300
% 0.10/0.57 % DateTime : Thu Sep 24 17:47:07 UTC 2026
% 0.10/0.58 % CPUTime :
% 0.10/0.58 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.61 Running first-order theorem proving
% 0.10/0.61 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
% 0.10/0.62
% 0.10/0.62 % ======== iProver multi-core TPTP/SMT =========
% 0.10/0.62
% 0.10/0.62 % Detected problem language: tptp
% 0.15/0.63 % Proving...
% 2.70/1.48 % SZS status Started for theBenchmark.p
% 2.70/1.48 % SZS status Unsatisfiable for theBenchmark.p
% 2.70/1.48
% 2.70/1.48 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 2.70/1.48
% 2.70/1.48 % ------ iProver source info
% 2.70/1.48
% 2.70/1.48 % git: date: 2026-07-19 20:42:38 +0200
% 2.70/1.48 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 2.70/1.48 % git: non_committed_changes: false
% 2.70/1.48
% 2.70/1.48 % ------ Parsing...% successful
% 2.70/1.48
% 2.70/1.48
% 2.70/1.48 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 2.70/1.48
% 2.70/1.48 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe_e %
% 2.70/1.48
% 2.70/1.48 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 2.70/1.48
% 2.70/1.48 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 2.70/1.48 % ------ Proving...
% 2.70/1.48 % ------ Problem Properties
% 2.70/1.48
% 2.70/1.48 %
% 2.70/1.48 % clauses 186
% 2.70/1.48 % conjectures 8
% 2.70/1.48 % EPR 59
% 2.70/1.48 % Horn 158
% 2.70/1.48 % unary 65
% 2.70/1.48 % binary 22
% 2.70/1.48 % lits 557
% 2.70/1.48 % lits eq 75
% 2.70/1.48 % fd_pure 0
% 2.70/1.48 % fd_pseudo 0
% 2.70/1.48 % fd_cond 15
% 2.70/1.48 % fd_pseudo_cond 14
% 2.70/1.48 % AC symbols 0
% 2.70/1.48
% 2.70/1.48 % ------ Schedule dynamic 5 is on
% 2.70/1.48
% 2.70/1.48 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 2.70/1.48
% 2.70/1.48
% 2.70/1.48 % ------
% 2.70/1.48 % Current options:
% 2.70/1.48 % ------
% 2.70/1.48
% 2.70/1.48
% 2.70/1.48 %
% 2.70/1.48
% 2.70/1.48 % ------ Proving...
% 2.70/1.48 %
% 2.70/1.48
% 2.70/1.48 % SZS status Unsatisfiable for theBenchmark.p
% 2.70/1.48
% 2.70/1.48 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.70/1.48
% 2.70/1.48
%------------------------------------------------------------------------------