%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC357-1 : 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 : n020.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 03:09:27 PM UTC 2026
% Result : Unsatisfiable 10.60s 2.28s
% Output : CNFRefutation 10.60s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f241ERROR: Could not build tree for root c_18828ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f8,axiom,
ssList(nil),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).
fof(f51,axiom,
! [X0,X1] : ssList(skaf45(X0,X1)),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause51) ).
fof(f74,axiom,
! [X0] :
( app(nil,X0) = X0
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause74) ).
fof(f143,axiom,
! [X0,X1] :
( app(X1,skaf45(X0,X1)) = X0
| ~ ssList(X0)
| ~ ssList(X1)
| ~ frontsegP(X0,X1) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause132) ).
fof(f187,axiom,
! [X2,X3,X0,X1] :
( segmentP(X3,X1)
| ~ ssList(X3)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(X2)
| app(app(X0,X1),X2) != X3 ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause173) ).
fof(f202,negated_conjecture,
ssList(sk3),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_3) ).
fof(f203,negated_conjecture,
ssList(sk4),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).
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,
neq(sk2,nil),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
fof(f207,negated_conjecture,
~ segmentP(sk2,sk1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).
fof(f209,negated_conjecture,
( frontsegP(sk4,sk3)
| nil = sk4 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).
fof(f214,plain,
neq(sk4,nil),
inference(definition_unfolding,[],[f206,f204]) ).
fof(f215,plain,
~ segmentP(sk4,sk3),
inference(definition_unfolding,[],[f207,f204,f205]) ).
fof(f230,plain,
! [X2,X0,X1] :
( segmentP(app(app(X0,X1),X2),X1)
| ~ ssList(app(app(X0,X1),X2))
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(X2) ),
inference(equality_resolution,[],[f187]) ).
tcf(c_253,plain,
ssList(nil),
inference(cnf_transformation,[],[f8]) ).
tcf(c_296,plain,
! [X0: $i,X1: $i] : ssList(skaf45(X0,X1)),
inference(cnf_transformation,[],[f51]) ).
tcf(c_319,plain,
! [X0: $i] :
( ( app(nil,X0) = X0 )
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f74]) ).
tcf(c_360,plain,
! [X0: $i] :
( ~ ssList(X0)
| ~ neq(X0,X0) ),
inference(cnf_transformation,[],[f241]) ).
tcf(c_377,plain,
! [X0: $i,X1: $i] :
( ( app(X1,skaf45(X0,X1)) = X0 )
| ~ ssList(X1)
| ~ ssList(X0)
| ~ frontsegP(X0,X1) ),
inference(cnf_transformation,[],[f143]) ).
tcf(c_418,plain,
! [X0: $i,X1: $i,X2: $i] :
( segmentP(app(app(X0,X1),X2),X1)
| ~ ssList(X2)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ ssList(app(app(X0,X1),X2)) ),
inference(cnf_transformation,[],[f230]) ).
tcf(c_433,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_434,negated_conjecture,
ssList(sk4),
inference(cnf_transformation,[],[f203]) ).
tcf(c_435,negated_conjecture,
neq(sk4,nil),
inference(cnf_transformation,[],[f214]) ).
tcf(c_436,negated_conjecture,
~ segmentP(sk4,sk3),
inference(cnf_transformation,[],[f215]) ).
tcf(c_438,negated_conjecture,
( frontsegP(sk4,sk3)
| ( sk4 = nil ) ),
inference(cnf_transformation,[],[f209]) ).
tcf(c_2885,plain,
! [X0: $i] :
( ~ ssList(X0)
| ( X0 != nil )
| ( X0 != sk4 ) ),
inference(resolution_lifted,[status(thm)],[c_360,c_435]) ).
tcf(c_2886,plain,
( ~ ssList(sk4)
| ( sk4 != nil ) ),
inference(unflattening,[status(thm)],[c_2885]) ).
tcf(c_2887,plain,
sk4 != nil,
inference(global_subsumption_just,[status(thm)],[c_2886,c_434,c_2886]) ).
tcf(c_2894,plain,
frontsegP(sk4,sk3),
inference(backward_subsumption_resolution,[status(thm)],[c_438,c_2887]) ).
tcf(c_6506,plain,
frontsegP(sk4,sk3),
inference(demodulation,[status(thm)],[c_2894]) ).
tcf(c_6509,negated_conjecture,
~ segmentP(sk4,sk3),
inference(demodulation,[status(thm)],[c_436]) ).
tcf(c_6510,negated_conjecture,
ssList(sk4),
inference(demodulation,[status(thm)],[c_434]) ).
tcf(c_6511,negated_conjecture,
ssList(sk3),
inference(demodulation,[status(thm)],[c_433]) ).
tcf(c_9286,plain,
app(nil,sk3) = sk3,
inference(superposition,[status(thm)],[c_6511,c_319]) ).
tcf(c_12309,plain,
( ( app(sk3,skaf45(sk4,sk3)) = sk4 )
| ~ ssList(sk4)
| ~ ssList(sk3) ),
inference(superposition,[status(thm)],[c_6506,c_377]) ).
tcf(c_12346,plain,
app(sk3,skaf45(sk4,sk3)) = sk4,
inference(forward_subsumption_resolution,[status(thm)],[c_12309,c_6510,c_6511]) ).
tcf(c_18354,plain,
! [X0: $i] :
( segmentP(app(sk3,X0),sk3)
| ~ ssList(nil)
| ~ ssList(sk3)
| ~ ssList(X0)
| ~ ssList(app(app(nil,sk3),X0)) ),
inference(superposition,[status(thm)],[c_9286,c_418]) ).
tcf(c_18374,plain,
! [X0: $i] :
( segmentP(app(sk3,X0),sk3)
| ~ ssList(nil)
| ~ ssList(sk3)
| ~ ssList(X0)
| ~ ssList(app(sk3,X0)) ),
inference(light_normalisation,[status(thm)],[c_18354,c_9286]) ).
tcf(c_18375,plain,
! [X0: $i] :
( segmentP(app(sk3,X0),sk3)
| ~ ssList(X0)
| ~ ssList(app(sk3,X0)) ),
inference(forward_subsumption_resolution,[status(thm)],[c_18374,c_253,c_6511]) ).
tcf(c_18821,plain,
( segmentP(sk4,sk3)
| ~ ssList(skaf45(sk4,sk3))
| ~ ssList(app(sk3,skaf45(sk4,sk3))) ),
inference(superposition,[status(thm)],[c_12346,c_18375]) ).
tcf(c_18827,plain,
( segmentP(sk4,sk3)
| ~ ssList(sk4)
| ~ ssList(skaf45(sk4,sk3)) ),
inference(light_normalisation,[status(thm)],[c_18821,c_12346]) ).
tcf(c_18828,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_18827,c_6509,c_6510,c_296]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWC357-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.08/0.36 % Computer : n020.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Thu Sep 24 17:49:33 UTC 2026
% 0.02/0.36 % CPUTime :
% 0.02/0.36 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.02/0.39 Running first-order theorem proving
% 0.02/0.39 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
% 0.02/0.40
% 0.02/0.40 % ======== iProver multi-core TPTP/SMT =========
% 0.02/0.40
% 0.02/0.41 % Detected problem language: tptp
% 0.02/0.42 % Proving...
% 10.60/2.28 % SZS status Started for theBenchmark.p
% 10.60/2.28 % SZS status Unsatisfiable for theBenchmark.p
% 10.60/2.28
% 10.60/2.28 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 10.60/2.28
% 10.60/2.28 % ------ iProver source info
% 10.60/2.28
% 10.60/2.28 % git: date: 2026-07-19 20:42:38 +0200
% 10.60/2.28 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 10.60/2.28 % git: non_committed_changes: false
% 10.60/2.28
% 10.60/2.28 % ------ Parsing...% successful
% 10.60/2.28
% 10.60/2.28
% 10.60/2.28 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 10.60/2.28
% 10.60/2.28 % ------ 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 %
% 10.60/2.28
% 10.60/2.28 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 10.60/2.28
% 10.60/2.28 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 10.60/2.28 % ------ Proving...
% 10.60/2.28 % ------ Problem Properties
% 10.60/2.28
% 10.60/2.28 %
% 10.60/2.28 % clauses 183
% 10.60/2.28 % conjectures 3
% 10.60/2.28 % EPR 58
% 10.60/2.28 % Horn 155
% 10.60/2.28 % unary 64
% 10.60/2.28 % binary 21
% 10.60/2.28 % lits 547
% 10.60/2.28 % lits eq 71
% 10.60/2.28 % fd_pure 0
% 10.60/2.28 % fd_pseudo 0
% 10.60/2.28 % fd_cond 15
% 10.60/2.28 % fd_pseudo_cond 14
% 10.60/2.28 % AC symbols 0
% 10.60/2.28
% 10.60/2.28 % ------ Schedule dynamic 5 is on
% 10.60/2.28
% 10.60/2.28 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 10.60/2.28
% 10.60/2.28
% 10.60/2.28 % ------
% 10.60/2.28 % Current options:
% 10.60/2.28 % ------
% 10.60/2.28
% 10.60/2.28
% 10.60/2.28 %
% 10.60/2.28
% 10.60/2.28 % ------ Proving...
% 10.60/2.28 %
% 10.60/2.28
% 10.60/2.28 % SZS status Unsatisfiable for theBenchmark.p
% 10.60/2.28
% 10.60/2.28 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 10.60/2.28
% 10.60/2.28
%------------------------------------------------------------------------------