%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC351-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n013.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 03:09:25 PM UTC 2026
% Result : Unsatisfiable 3.79s 16.53s
% Output : CNFRefutation 3.79s
% 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/sandbox2/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/sandbox2/benchmark/Axioms/SWC001-0.ax',clause144) ).
fof(f202,negated_conjecture,
ssList(sk3),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_3) ).
fof(f204,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_6) ).
fof(f207,negated_conjecture,
ssList(sk5),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_8) ).
fof(f208,negated_conjecture,
app(sk3,sk5) = sk4,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_9) ).
fof(f209,plain,
sk4 = app(sk3,sk5),
inference(reorient_equations,[],[f208]) ).
fof(f213,negated_conjecture,
~ frontsegP(sk2,sk1),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_12) ).
fof(f218,plain,
~ frontsegP(sk4,sk3),
inference(definition_unfolding,[],[f213,f204,f205]) ).
fof(f230,plain,
! [X0,X1] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(app(X0,X1))
| ~ ssList(X0)
| ~ ssList(X1) ),
inference(equality_resolution,[],[f155]) ).
tcf(c_331,plain,
! [X0: $i,X1: $i] :
( ssList(app(X1,X0))
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f85]) ).
tcf(c_390,plain,
! [X0: $i,X1: $i] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(app(X0,X1)) ),
inference(cnf_transformation,[],[f230]) ).
tcf(c_434,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_437,negated_conjecture,
ssList(sk5),
inference(cnf_transformation,[],[f207]) ).
tcf(c_438,negated_conjecture,
app(sk3,sk5) = sk4,
inference(cnf_transformation,[],[f209]) ).
tcf(c_441,negated_conjecture,
~ frontsegP(sk4,sk3),
inference(cnf_transformation,[],[f218]) ).
tcf(c_805,plain,
! [X0: $i,X1: $i] :
( frontsegP(app(X0,X1),X0)
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(backward_subsumption_resolution,[status(thm)],[c_390,c_331]) ).
tcf(c_6522,definition,
iPr_def_12 = app(sk3,sk5),
introduced(definition,[new_symbols(definition,[iPr_def_12])],[]) ).
tcf(c_6525,negated_conjecture,
~ frontsegP(sk4,sk3),
inference(demodulation,[status(thm)],[c_441]) ).
tcf(c_6528,negated_conjecture,
iPr_def_12 = sk4,
inference(demodulation,[status(thm)],[c_438,c_6522]) ).
tcf(c_6529,negated_conjecture,
ssList(sk5),
inference(demodulation,[status(thm)],[c_437]) ).
tcf(c_6531,negated_conjecture,
ssList(sk3),
inference(demodulation,[status(thm)],[c_434]) ).
tcf(c_9061,plain,
~ frontsegP(iPr_def_12,sk3),
inference(light_normalisation,[status(thm)],[c_6525,c_6528]) ).
tcf(c_9080,plain,
( frontsegP(iPr_def_12,sk3)
| ~ ssList(sk5)
| ~ ssList(sk3) ),
inference(superposition,[status(thm)],[c_6522,c_805]) ).
tcf(c_9082,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_9080,c_9061,c_6529,c_6531]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWC351-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.10/15.62 % Computer : n013.cluster.edu
% 0.10/15.62 % Model : x86_64 x86_64
% 0.10/15.62 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/15.62 % Memory : 8046.5625MB
% 0.10/15.62 % OS : Linux 6.8.0-71-generic
% 0.10/15.62 % CPULimit : 300
% 0.10/15.62 % WCLimit : 300
% 0.10/15.62 % DateTime : Thu Sep 24 17:46:37 UTC 2026
% 0.10/15.62 % CPUTime :
% 0.10/15.62 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.10/15.66 Running first-order theorem proving
% 0.10/15.66 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
% 0.10/15.67
% 0.10/15.67 % ======== iProver multi-core TPTP/SMT =========
% 0.10/15.67
% 0.10/15.67 % Detected problem language: tptp
% 0.10/15.68 % Proving...
% 3.79/16.53 % SZS status Started for theBenchmark.p
% 3.79/16.53 % SZS status Unsatisfiable for theBenchmark.p
% 3.79/16.53
% 3.79/16.53 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.79/16.53
% 3.79/16.53 % ------ iProver source info
% 3.79/16.53
% 3.79/16.53 % git: date: 2026-07-19 20:42:38 +0200
% 3.79/16.53 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.79/16.53 % git: non_committed_changes: false
% 3.79/16.53
% 3.79/16.53 % ------ Parsing...% successful
% 3.79/16.53
% 3.79/16.53
% 3.79/16.53 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.79/16.53
% 3.79/16.53 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 2 0s sf_e pe_s pe_e %
% 3.79/16.53
% 3.79/16.53 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 3.79/16.53
% 3.79/16.53 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.79/16.53 % ------ Proving...
% 3.79/16.53 % ------ Problem Properties
% 3.79/16.53
% 3.79/16.53 %
% 3.79/16.53 % clauses 187
% 3.79/16.53 % conjectures 7
% 3.79/16.53 % EPR 60
% 3.79/16.53 % Horn 159
% 3.79/16.53 % unary 67
% 3.79/16.53 % binary 21
% 3.79/16.53 % lits 557
% 3.79/16.53 % lits eq 75
% 3.79/16.53 % fd_pure 0
% 3.79/16.53 % fd_pseudo 0
% 3.79/16.53 % fd_cond 15
% 3.79/16.53 % fd_pseudo_cond 14
% 3.79/16.53 % AC symbols 0
% 3.79/16.53
% 3.79/16.53 % ------ Schedule dynamic 5 is on
% 3.79/16.53
% 3.79/16.53 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.79/16.53
% 3.79/16.53
% 3.79/16.53 % ------
% 3.79/16.53 % Current options:
% 3.79/16.53 % ------
% 3.79/16.53
% 3.79/16.53
% 3.79/16.53 %
% 3.79/16.53
% 3.79/16.53 % ------ Proving...
% 3.79/16.53 %
% 3.79/16.53
% 3.79/16.53 % SZS status Unsatisfiable for theBenchmark.p
% 3.79/16.53
% 3.79/16.53 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.79/16.53
% 3.79/16.53
%------------------------------------------------------------------------------