%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC097-1 : 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 : n001.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 03:07:53 PM UTC 2026
% Result : Unsatisfiable 3.51s 6.50s
% Output : CNFRefutation 3.51s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f256ERROR: Could not build tree for root c_8997ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
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(f213,negated_conjecture,
! [X0] :
( ~ neq(sk4,nil)
| app(sk1,cons(X0,nil)) != sk2
| ~ ssItem(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_12) ).
fof(f214,plain,
! [X0] :
( ~ neq(sk4,nil)
| sk2 != app(sk1,cons(X0,nil))
| ~ ssItem(X0) ),
inference(reorient_equations,[],[f213]) ).
fof(f215,negated_conjecture,
( ~ neq(sk4,nil)
| ssItem(sk5) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).
fof(f216,negated_conjecture,
( ~ neq(sk4,nil)
| app(sk3,cons(sk5,nil)) = sk4 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).
fof(f217,plain,
( ~ neq(sk4,nil)
| sk4 = app(sk3,cons(sk5,nil)) ),
inference(reorient_equations,[],[f216]) ).
fof(f225,plain,
! [X0] :
( ~ neq(sk4,nil)
| sk4 != app(sk3,cons(X0,nil))
| ~ ssItem(X0) ),
inference(definition_unfolding,[],[f214,f204,f205]) ).
tcf(c_437,negated_conjecture,
neq(sk4,nil),
inference(cnf_transformation,[],[f256]) ).
tcf(c_441,negated_conjecture,
! [X0: $i] :
( ~ ssItem(X0)
| ~ neq(sk4,nil)
| ( app(sk3,cons(X0,nil)) != sk4 ) ),
inference(cnf_transformation,[],[f225]) ).
tcf(c_442,negated_conjecture,
( ssItem(sk5)
| ~ neq(sk4,nil) ),
inference(cnf_transformation,[],[f215]) ).
tcf(c_443,negated_conjecture,
( ( app(sk3,cons(sk5,nil)) = sk4 )
| ~ neq(sk4,nil) ),
inference(cnf_transformation,[],[f217]) ).
tcf(c_554,negated_conjecture,
ssItem(sk5),
inference(global_subsumption_just,[status(thm)],[c_442,c_437,c_442]) ).
tcf(c_570,negated_conjecture,
app(sk3,cons(sk5,nil)) = sk4,
inference(global_subsumption_just,[status(thm)],[c_443,c_437,c_443]) ).
tcf(c_574,negated_conjecture,
! [X0: $i] :
( ~ ssItem(X0)
| ( app(sk3,cons(X0,nil)) != sk4 ) ),
inference(global_subsumption_just,[status(thm)],[c_441,c_437,c_441]) ).
tcf(c_6478,definition,
iPr_def_12 = cons(sk5,nil),
introduced(definition,[new_symbols(definition,[iPr_def_12])],[]) ).
tcf(c_6479,definition,
iPr_def_13 = app(sk3,iPr_def_12),
introduced(definition,[new_symbols(definition,[iPr_def_13])],[]) ).
tcf(c_6481,negated_conjecture,
! [X0: $i] :
( ~ ssItem(X0)
| ( app(sk3,cons(X0,nil)) != sk4 ) ),
inference(demodulation,[status(thm)],[c_574]) ).
tcf(c_6482,negated_conjecture,
iPr_def_13 = sk4,
inference(demodulation,[status(thm)],[c_570,c_6478,c_6479]) ).
tcf(c_6483,negated_conjecture,
ssItem(sk5),
inference(demodulation,[status(thm)],[c_554]) ).
tcf(c_8987,plain,
! [X0: $i] :
( ~ ssItem(X0)
| ( app(sk3,cons(X0,nil)) != iPr_def_13 ) ),
inference(light_normalisation,[status(thm)],[c_6481,c_6482]) ).
tcf(c_8995,plain,
( ~ ssItem(sk5)
| ( app(sk3,iPr_def_12) != iPr_def_13 ) ),
inference(superposition,[status(thm)],[c_6478,c_8987]) ).
tcf(c_8996,plain,
~ ssItem(sk5),
inference(ground_joinability,[status(thm)],[c_8995,c_6479]) ).
tcf(c_8997,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_8996,c_6483]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWC097-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.12/5.58 % Computer : n001.cluster.edu
% 0.12/5.58 % Model : x86_64 x86_64
% 0.12/5.58 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/5.58 % Memory : 8046.5625MB
% 0.12/5.58 % OS : Linux 6.8.0-71-generic
% 0.12/5.58 % CPULimit : 300
% 0.12/5.58 % WCLimit : 300
% 0.12/5.58 % DateTime : Thu Sep 24 16:28:28 UTC 2026
% 0.12/5.59 % CPUTime :
% 0.12/5.59 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.15/5.62 Running first-order theorem proving
% 0.15/5.63 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
% 0.15/5.64
% 0.15/5.64 % ======== iProver multi-core TPTP/SMT =========
% 0.15/5.64
% 0.15/5.64 % Detected problem language: tptp
% 0.15/5.65 % Proving...
% 3.51/6.50 % SZS status Started for theBenchmark.p
% 3.51/6.50 % SZS status Unsatisfiable for theBenchmark.p
% 3.51/6.50
% 3.51/6.50 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.51/6.50
% 3.51/6.50 % ------ iProver source info
% 3.51/6.50
% 3.51/6.50 % git: date: 2026-07-19 20:42:38 +0200
% 3.51/6.50 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.51/6.50 % git: non_committed_changes: false
% 3.51/6.50
% 3.51/6.50 % ------ Parsing...% successful
% 3.51/6.50
% 3.51/6.50
% 3.51/6.50 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.51/6.50
% 3.51/6.50 % ------ 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 %
% 3.51/6.50
% 3.51/6.50 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 3.51/6.50
% 3.51/6.50 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.51/6.50 % ------ Proving...
% 3.51/6.50 % ------ Problem Properties
% 3.51/6.50
% 3.51/6.50 %
% 3.51/6.50 % clauses 185
% 3.51/6.50 % conjectures 5
% 3.51/6.50 % EPR 57
% 3.51/6.50 % Horn 157
% 3.51/6.50 % unary 65
% 3.51/6.50 % binary 22
% 3.51/6.50 % lits 550
% 3.51/6.50 % lits eq 74
% 3.51/6.50 % fd_pure 0
% 3.51/6.50 % fd_pseudo 0
% 3.51/6.50 % fd_cond 15
% 3.51/6.50 % fd_pseudo_cond 14
% 3.51/6.50 % AC symbols 0
% 3.51/6.50
% 3.51/6.50 % ------ Schedule dynamic 5 is on
% 3.51/6.50
% 3.51/6.50 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.51/6.50
% 3.51/6.50
% 3.51/6.50 % ------
% 3.51/6.50 % Current options:
% 3.51/6.50 % ------
% 3.51/6.50
% 3.51/6.50
% 3.51/6.50 %
% 3.51/6.50
% 3.51/6.50 % ------ Proving...
% 3.51/6.50 %
% 3.51/6.50
% 3.51/6.50 % SZS status Unsatisfiable for theBenchmark.p
% 3.51/6.50
% 3.51/6.50 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.51/6.50
% 3.51/6.50
%------------------------------------------------------------------------------