%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC019-1 : 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 : n026.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 03:07:32 PM UTC 2026
% Result : Unsatisfiable 3.56s 1.27s
% Output : CNFRefutation 3.56s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f246ERROR: Could not build tree for root c_9004ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f8,axiom,
ssList(nil),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).
fof(f61,axiom,
! [X0] :
( frontsegP(X0,X0)
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause61) ).
fof(f101,axiom,
! [X0,X1] :
( X1 = X0
| neq(X1,X0)
| ~ ssList(X1)
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause100) ).
fof(f102,plain,
! [X0,X1] :
( X0 = X1
| neq(X1,X0)
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(reorient_equations,[],[f101]) ).
fof(f203,negated_conjecture,
ssList(sk4),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).
tcf(c_250,plain,
ssList(nil),
inference(cnf_transformation,[],[f8]) ).
tcf(c_303,plain,
! [X0: $i] :
( frontsegP(X0,X0)
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f61]) ).
tcf(c_342,plain,
! [X0: $i,X1: $i] :
( neq(X1,X0)
| ( X0 = X1 )
| ~ ssList(X1)
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f102]) ).
tcf(c_431,negated_conjecture,
ssList(sk4),
inference(cnf_transformation,[],[f203]) ).
tcf(c_432,negated_conjecture,
! [X0: $i] :
( ~ ssList(X0)
| ~ frontsegP(sk4,X0)
| ~ neq(X0,nil) ),
inference(cnf_transformation,[],[f246]) ).
tcf(c_433,negated_conjecture,
sk4 != nil,
inference(cnf_transformation,[],[f247]) ).
tcf(c_2831,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( X1 = X2 )
| ~ ssList(X2)
| ~ ssList(X1)
| ~ ssList(X0)
| ~ frontsegP(sk4,X0)
| ( X2 != nil )
| ( X0 != X1 ) ),
inference(resolution_lifted,[status(thm)],[c_432,c_342]) ).
tcf(c_2832,plain,
! [X0: $i] :
( ( X0 = nil )
| ~ ssList(nil)
| ~ ssList(X0)
| ~ frontsegP(sk4,X0) ),
inference(unflattening,[status(thm)],[c_2831]) ).
tcf(c_2834,plain,
! [X0: $i] :
( ( X0 = nil )
| ~ frontsegP(sk4,X0)
| ~ ssList(X0) ),
inference(global_subsumption_just,[status(thm)],[c_2832,c_250,c_2832]) ).
tcf(c_2835,plain,
! [X0: $i] :
( ( X0 = nil )
| ~ ssList(X0)
| ~ frontsegP(sk4,X0) ),
inference(renaming,[status(thm)],[c_2834]) ).
tcf(c_6469,plain,
! [X0: $i] :
( ( X0 = nil )
| ~ ssList(X0)
| ~ frontsegP(sk4,X0) ),
inference(demodulation,[status(thm)],[c_2835]) ).
tcf(c_6470,negated_conjecture,
sk4 != nil,
inference(demodulation,[status(thm)],[c_433]) ).
tcf(c_6471,negated_conjecture,
ssList(sk4),
inference(demodulation,[status(thm)],[c_431]) ).
tcf(c_9003,plain,
( ( sk4 = nil )
| ~ ssList(sk4) ),
inference(superposition,[status(thm)],[c_303,c_6469]) ).
tcf(c_9004,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_9003,c_6470,c_6471]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWC019-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.03 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.36 % Computer : n026.cluster.edu
% 0.09/0.36 % Model : x86_64 x86_64
% 0.09/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36 % Memory : 8046.5625MB
% 0.09/0.36 % OS : Linux 6.8.0-71-generic
% 0.09/0.36 % CPULimit : 300
% 0.09/0.36 % WCLimit : 300
% 0.09/0.36 % DateTime : Thu Sep 24 15:59:55 UTC 2026
% 0.09/0.36 % CPUTime :
% 0.09/0.36 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.13/0.40 Running first-order theorem proving
% 0.13/0.40 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
% 0.13/0.41
% 0.13/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.13/0.41
% 0.13/0.41 % Detected problem language: tptp
% 0.13/0.42 % Proving...
% 3.56/1.27 % SZS status Started for theBenchmark.p
% 3.56/1.27 % SZS status Unsatisfiable for theBenchmark.p
% 3.56/1.27
% 3.56/1.27 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.56/1.27
% 3.56/1.27 % ------ iProver source info
% 3.56/1.27
% 3.56/1.27 % git: date: 2026-07-19 20:42:38 +0200
% 3.56/1.27 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.56/1.27 % git: non_committed_changes: false
% 3.56/1.27
% 3.56/1.27 % ------ Parsing...% successful
% 3.56/1.27
% 3.56/1.27
% 3.56/1.27 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.56/1.27
% 3.56/1.27 % ------ 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 %
% 3.56/1.27
% 3.56/1.27 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 3.56/1.27
% 3.56/1.27 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.56/1.27 % ------ Proving...
% 3.56/1.27 % ------ Problem Properties
% 3.56/1.27
% 3.56/1.27 %
% 3.56/1.27 % clauses 180
% 3.56/1.27 % conjectures 2
% 3.56/1.27 % EPR 55
% 3.56/1.27 % Horn 152
% 3.56/1.27 % unary 60
% 3.56/1.27 % binary 21
% 3.56/1.27 % lits 546
% 3.56/1.27 % lits eq 71
% 3.56/1.27 % fd_pure 0
% 3.56/1.27 % fd_pseudo 0
% 3.56/1.27 % fd_cond 16
% 3.56/1.27 % fd_pseudo_cond 14
% 3.56/1.27 % AC symbols 0
% 3.56/1.27
% 3.56/1.27 % ------ Schedule dynamic 5 is on
% 3.56/1.27
% 3.56/1.27 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.56/1.27
% 3.56/1.27
% 3.56/1.27 % ------
% 3.56/1.27 % Current options:
% 3.56/1.27 % ------
% 3.56/1.27
% 3.56/1.27
% 3.56/1.27 %
% 3.56/1.27
% 3.56/1.27 % ------ Proving...
% 3.56/1.27 %
% 3.56/1.27
% 3.56/1.27 % SZS status Unsatisfiable for theBenchmark.p
% 3.56/1.27
% 3.56/1.27 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.56/1.27
% 3.56/1.27
%------------------------------------------------------------------------------