%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SWC042-1 : 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 : n011.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 03:07:38 PM UTC 2026
% Result : Unsatisfiable 3.62s 1.27s
% Output : CNFRefutation 3.62s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f301ERROR: Could not build tree for root c_10244ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(f73,axiom,
! [X0] :
( app(X0,nil) = X0
| ~ ssList(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause73) ).
fof(f123,axiom,
! [X0,X1] :
( nil = X1
| ~ ssList(X0)
| ~ ssList(X1)
| app(X0,X1) != nil ),
file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause119) ).
fof(f124,plain,
! [X0,X1] :
( nil = X1
| ~ ssList(X0)
| ~ ssList(X1)
| nil != app(X0,X1) ),
inference(reorient_equations,[],[f123]) ).
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,
nil = sk2,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_5) ).
fof(f205,negated_conjecture,
sk2 = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).
fof(f206,negated_conjecture,
sk1 = sk3,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).
fof(f207,negated_conjecture,
nil != sk1,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_8) ).
fof(f208,negated_conjecture,
ssList(sk5),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).
fof(f209,negated_conjecture,
app(sk3,sk5) = sk4,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_10) ).
fof(f210,plain,
sk4 = app(sk3,sk5),
inference(reorient_equations,[],[f209]) ).
fof(f215,plain,
nil = sk4,
inference(definition_unfolding,[],[f204,f205]) ).
fof(f236,plain,
! [X0] :
( app(X0,sk4) = X0
| ~ ssList(X0) ),
inference(definition_unfolding,[],[f73,f215]) ).
fof(f256,plain,
! [X0,X1] :
( sk4 = X1
| ~ ssList(X0)
| ~ ssList(X1)
| app(X0,X1) != sk4 ),
inference(definition_unfolding,[],[f124,f215,f215]) ).
fof(f270,plain,
sk3 != sk4,
inference(definition_unfolding,[],[f207,f215,f206]) ).
tcf(c_319,negated_conjecture,
! [X0: $i] :
( ( app(X0,sk4) = X0 )
| ~ ssList(X0) ),
inference(cnf_transformation,[],[f236]) ).
tcf(c_365,negated_conjecture,
! [X0: $i,X1: $i] :
( ( X1 = sk4 )
| ~ ssList(X1)
| ~ ssList(X0)
| ( app(X0,X1) != sk4 ) ),
inference(cnf_transformation,[],[f256]) ).
tcf(c_391,negated_conjecture,
( ( app(sk4,sk4) = sk4 )
| ~ ssList(sk4) ),
inference(cnf_transformation,[],[f301]) ).
tcf(c_434,negated_conjecture,
ssList(sk3),
inference(cnf_transformation,[],[f202]) ).
tcf(c_435,negated_conjecture,
ssList(sk4),
inference(cnf_transformation,[],[f203]) ).
tcf(c_436,negated_conjecture,
sk3 != sk4,
inference(cnf_transformation,[],[f270]) ).
tcf(c_437,negated_conjecture,
ssList(sk5),
inference(cnf_transformation,[],[f208]) ).
tcf(c_438,negated_conjecture,
app(sk3,sk5) = sk4,
inference(cnf_transformation,[],[f210]) ).
tcf(c_555,negated_conjecture,
app(sk4,sk4) = sk4,
inference(global_subsumption_just,[status(thm)],[c_391,c_435,c_391]) ).
tcf(c_6483,definition,
iPr_def_12 = app(sk4,sk4),
introduced(definition,[new_symbols(definition,[iPr_def_12])],[]) ).
tcf(c_6484,definition,
iPr_def_13 = app(sk3,sk5),
introduced(definition,[new_symbols(definition,[iPr_def_13])],[]) ).
tcf(c_6485,negated_conjecture,
iPr_def_12 = sk4,
inference(demodulation,[status(thm)],[c_555,c_6483]) ).
tcf(c_6490,negated_conjecture,
sk3 != sk4,
inference(demodulation,[status(thm)],[c_436]) ).
tcf(c_6501,negated_conjecture,
! [X0: $i,X1: $i] :
( ( X1 = sk4 )
| ~ ssList(X1)
| ~ ssList(X0)
| ( app(X0,X1) != sk4 ) ),
inference(demodulation,[status(thm)],[c_365]) ).
tcf(c_6514,negated_conjecture,
! [X0: $i] :
( ( app(X0,sk4) = X0 )
| ~ ssList(X0) ),
inference(demodulation,[status(thm)],[c_319]) ).
tcf(c_6535,negated_conjecture,
iPr_def_13 = sk4,
inference(demodulation,[status(thm)],[c_438,c_6484]) ).
tcf(c_6536,negated_conjecture,
ssList(sk5),
inference(demodulation,[status(thm)],[c_437]) ).
tcf(c_6538,negated_conjecture,
ssList(sk3),
inference(demodulation,[status(thm)],[c_434]) ).
tcf(c_9074,plain,
iPr_def_12 = iPr_def_13,
inference(light_normalisation,[status(thm)],[c_6535,c_6485]) ).
tcf(c_9075,plain,
sk3 != iPr_def_12,
inference(light_normalisation,[status(thm)],[c_6490,c_6485]) ).
tcf(c_9083,plain,
app(sk3,sk5) = iPr_def_12,
inference(light_normalisation,[status(thm)],[c_6484,c_9074]) ).
tcf(c_9197,plain,
! [X0: $i] :
( ( app(X0,iPr_def_12) = X0 )
| ~ ssList(X0) ),
inference(light_normalisation,[status(thm)],[c_6514,c_6485]) ).
tcf(c_9204,plain,
app(sk3,iPr_def_12) = sk3,
inference(superposition,[status(thm)],[c_6538,c_9197]) ).
tcf(c_9725,plain,
! [X0: $i,X1: $i] :
( ( X1 = iPr_def_12 )
| ~ ssList(X1)
| ~ ssList(X0)
| ( app(X0,X1) != iPr_def_12 ) ),
inference(light_normalisation,[status(thm)],[c_6501,c_6485]) ).
tcf(c_9738,plain,
( ( sk5 = iPr_def_12 )
| ~ ssList(sk5)
| ~ ssList(sk3) ),
inference(superposition,[status(thm)],[c_9083,c_9725]) ).
tcf(c_9742,plain,
sk5 = iPr_def_12,
inference(forward_subsumption_resolution,[status(thm)],[c_9738,c_6536,c_6538]) ).
tcf(c_9744,plain,
app(sk3,iPr_def_12) = iPr_def_12,
inference(demodulation,[status(thm)],[c_9083,c_9742]) ).
tcf(c_10243,plain,
sk3 = iPr_def_12,
inference(light_normalisation,[status(thm)],[c_9204,c_9744]) ).
tcf(c_10244,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[c_10243,c_9075]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SWC042-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.10/0.36 % Computer : n011.cluster.edu
% 0.10/0.36 % Model : x86_64 x86_64
% 0.10/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.36 % Memory : 8046.5625MB
% 0.10/0.36 % OS : Linux 6.8.0-71-generic
% 0.10/0.36 % CPULimit : 300
% 0.10/0.36 % WCLimit : 300
% 0.10/0.36 % DateTime : Thu Sep 24 16:04:28 UTC 2026
% 0.10/0.36 % CPUTime :
% 0.10/0.36 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.14/0.39 Running first-order theorem proving
% 0.14/0.39 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
% 0.14/0.40
% 0.14/0.40 % ======== iProver multi-core TPTP/SMT =========
% 0.14/0.40
% 0.14/0.41 % Detected problem language: tptp
% 0.14/0.42 % Proving...
% 3.62/1.27 % SZS status Started for theBenchmark.p
% 3.62/1.27 % SZS status Unsatisfiable for theBenchmark.p
% 3.62/1.27
% 3.62/1.27 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 3.62/1.27
% 3.62/1.27 % ------ iProver source info
% 3.62/1.27
% 3.62/1.27 % git: date: 2026-07-19 20:42:38 +0200
% 3.62/1.27 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 3.62/1.27 % git: non_committed_changes: false
% 3.62/1.27
% 3.62/1.27 % ------ Parsing...% successful
% 3.62/1.27
% 3.62/1.27
% 3.62/1.27 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 3.62/1.27
% 3.62/1.27 % ------ Preprocessing... sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe:1:0s pe_e sup_sim: 0 sf_s rm: 1 0s sf_e pe_s pe_e %
% 3.62/1.27
% 3.62/1.27 % ------ Preprocessing... gs_s sp: 2 0s gs_e snvd_s sp: 0 0s snvd_e %
% 3.62/1.27
% 3.62/1.27 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 3.62/1.27 % ------ Proving...
% 3.62/1.27 % ------ Problem Properties
% 3.62/1.27
% 3.62/1.27 %
% 3.62/1.27 % clauses 185
% 3.62/1.27 % conjectures 54
% 3.62/1.27 % EPR 58
% 3.62/1.27 % Horn 157
% 3.62/1.27 % unary 65
% 3.62/1.27 % binary 21
% 3.62/1.27 % lits 555
% 3.62/1.27 % lits eq 75
% 3.62/1.27 % fd_pure 0
% 3.62/1.27 % fd_pseudo 0
% 3.62/1.27 % fd_cond 15
% 3.62/1.27 % fd_pseudo_cond 14
% 3.62/1.27 % AC symbols 0
% 3.62/1.27
% 3.62/1.27 % ------ Schedule dynamic 5 is on
% 3.62/1.27
% 3.62/1.27 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.62/1.27
% 3.62/1.27
% 3.62/1.27 % ------
% 3.62/1.27 % Current options:
% 3.62/1.27 % ------
% 3.62/1.27
% 3.62/1.27
% 3.62/1.27 %
% 3.62/1.27
% 3.62/1.27 % ------ Proving...
% 3.62/1.27 %
% 3.62/1.27
% 3.62/1.27 % SZS status Unsatisfiable for theBenchmark.p
% 3.62/1.27
% 3.62/1.27 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.62/1.27
% 3.62/1.27
%------------------------------------------------------------------------------