%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : DAT060_1 : TPTP v9.3.1. Released v5.5.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n010.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 01:13:56 PM UTC 2026
% Result : Theorem 1.88s 1.28s
% Output : CNFRefutation 1.88s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f15ERROR: Could not build tree for root c_243ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
tff(func_def_0,type,
mkarray: array ).
tff(func_def_1,type,
none: data ).
tff(func_def_2,type,
put: ( data * ( $int * array ) ) > array ).
tff(func_def_3,type,
get: ( $int * array ) > data ).
tff(type_def_5,type,
data: $tType ).
tff(type_def_6,type,
array: $tType ).
tff(func_def_8,type,
sK0: ( array * array ) > $int ).
tff(func_def_9,type,
sK1: data ).
tff(func_def_10,type,
sK2: array ).
tff(func_def_11,type,
sK3: $int ).
tff(func_def_12,type,
sK4: $int ).
tff(f6,conjecture,
! [X0: data,X1: array,X2: $int,X3: $int] :
( ~ $less(X2,X3)
| ( get(put(X1,X3,X0),X2) = get(X1,X2) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',th_lem_6) ).
tff(f7,negated_conjecture,
~ ! [X0: data,X1: array,X2: $int,X3: $int] :
( ~ $less(X2,X3)
| ( get(put(X1,X3,X0),X2) = get(X1,X2) ) ),
inference(negated_conjecture,[status(cth)],[f6]) ).
tff(f21,plain,
? [X0: data,X1: array,X2: $int,X3: $int] :
( $less(X2,X3)
& ( get(X1,X2) != get(put(X1,X3,X0),X2) ) ),
inference(ennf_transformation,[],[f7]) ).
tff(f25,plain,
( $less(sK3,sK4)
& ( get(sK2,sK3) != get(put(sK2,sK4,sK1),sK3) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK1,sK2,sK3,sK4]),skolemize(X0,sK1),skolemize(X1,sK2),skolemize(X2,sK3),skolemize(X3,sK4)],[f21]) ).
tff(f28,plain,
! [X2: array,X3: $int,X0: $int,X1: data] :
( ( X0 = X3 )
| ( get(put(X2,X0,X1),X3) = get(X2,X3) ) ),
inference(cnf_transformation,[],[f20]) ).
tff(f32,plain,
$less(sK3,sK4),
inference(cnf_transformation,[],[f25]) ).
tff(f33,plain,
get(sK2,sK3) != get(put(sK2,sK4,sK1),sK3),
inference(cnf_transformation,[],[f25]) ).
tcf(c_49,plain,
! [X0_int: $int,X1_int: $int] :
( ~ $less(X1_int,X0_int)
| ~ $less(X0_int,$sum(X1_int,1)) ),
inference(cnf_transformation,[],[f19]) ).
tcf(c_51,plain,
! [X0_int: $int,X1_int: $int] :
( $less(X1_int,X0_int)
| $less(X0_int,$sum(X1_int,1)) ),
inference(cnf_transformation,[],[f17]) ).
tcf(c_53,plain,
! [X0_int: $int,X1_int: $int] :
( $less(X1_int,X0_int)
| $less(X0_int,X1_int)
| ( X0_int = X1_int ) ),
inference(cnf_transformation,[],[f15]) ).
tcf(c_55,plain,
! [X0_int: $int] : ~ $less(X0_int,X0_int),
inference(cnf_transformation,[],[f13]) ).
tcf(c_63,plain,
! [X0_int: $int,X0_data: data,X0_array: array,X1_int: $int] :
( ( X0_int = X1_int )
| ( get(put(X0_array,X0_int,X0_data),X1_int) = get(X0_array,X1_int) ) ),
inference(cnf_transformation,[],[f28]) ).
tcf(c_66,negated_conjecture,
get(put(sK2,sK4,sK1),sK3) != get(sK2,sK3),
inference(cnf_transformation,[],[f33]) ).
tcf(c_67,negated_conjecture,
$less(sK3,sK4),
inference(cnf_transformation,[],[f32]) ).
tcf(c_78,plain,
! [X0_int: $int,X1_int: $int,X2_int: $int,X3_int: $int] :
( $less(X0_int,X2_int)
| ~ $less(X1_int,X3_int)
| ( X2_int != X3_int )
| ( X0_int != X1_int ) ),
theory(equality) ).
tcf(c_85,plain,
~ $less(sK3,sK3),
inference(instantiation,[status(thm)],[c_55]) ).
tcf(c_91,plain,
( $less(sK3,sK3)
| $less(sK3,$sum(sK3,1)) ),
inference(instantiation,[status(thm)],[c_51]) ).
tcf(c_102,plain,
( ~ $less(sK3,sK4)
| ~ $less(sK4,$sum(sK3,1)) ),
inference(instantiation,[status(thm)],[c_49]) ).
tcf(c_103,plain,
( ( sK4 = sK3 )
| ( get(put(sK2,sK4,sK1),sK3) = get(sK2,sK3) ) ),
inference(instantiation,[status(thm)],[c_63]) ).
tcf(c_108,plain,
! [X0_int: $int,X1_int: $int] :
( $less(sK4,$sum(sK3,1))
| ~ $less(X1_int,X0_int)
| ( sK4 != X1_int )
| ( $sum(sK3,1) != X0_int ) ),
inference(instantiation,[status(thm)],[c_78]) ).
tcf(c_136,plain,
! [X0_int: $int] :
( $less(X0_int,$sum(sK3,1))
| $less($sum(sK3,1),X0_int)
| ( $sum(sK3,1) = X0_int ) ),
inference(instantiation,[status(thm)],[c_53]) ).
tcf(c_140,plain,
! [X0_int: $int] :
( $less(sK4,$sum(sK3,1))
| ~ $less(X0_int,$sum(sK3,1))
| ( sK4 != X0_int )
| ( $sum(sK3,1) != $sum(sK3,1) ) ),
inference(instantiation,[status(thm)],[c_108]) ).
tcf(c_141,plain,
( $less(sK4,$sum(sK3,1))
| ~ $less(sK3,$sum(sK3,1))
| ( sK4 != sK3 )
| ( $sum(sK3,1) != $sum(sK3,1) ) ),
inference(instantiation,[status(thm)],[c_140]) ).
tcf(c_240,plain,
! [X0_int: $int] :
( ~ $less(X0_int,$sum(sK3,1))
| ~ $less($sum(sK3,1),$sum(X0_int,1)) ),
inference(instantiation,[status(thm)],[c_49]) ).
tcf(c_241,plain,
( ~ $less(sK3,$sum(sK3,1))
| ~ $less($sum(sK3,1),$sum(sK3,1)) ),
inference(instantiation,[status(thm)],[c_240]) ).
tcf(c_242,plain,
( $less($sum(sK3,1),$sum(sK3,1))
| ( $sum(sK3,1) = $sum(sK3,1) ) ),
inference(instantiation,[status(thm)],[c_136]) ).
tcf(c_243,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_242,c_241,c_141,c_103,c_102,c_66,c_91,c_85,c_67]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : DAT060_1 : TPTP v9.3.1. Released v5.5.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.09/0.37 % Computer : n010.cluster.edu
% 0.09/0.37 % Model : x86_64 x86_64
% 0.09/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.37 % Memory : 8046.5625MB
% 0.09/0.37 % OS : Linux 6.8.0-71-generic
% 0.09/0.37 % CPULimit : 300
% 0.09/0.37 % WCLimit : 300
% 0.09/0.37 % DateTime : Fri Sep 25 10:23:14 UTC 2026
% 0.09/0.38 % CPUTime :
% 0.09/0.38 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.09/0.40 Running TFA theorem proving
% 0.09/0.40 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s tfa_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.41
% 0.09/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.09/0.41
% 0.09/0.42 % Detected problem language: tptp
% 0.09/0.43 % Proving...
% 1.88/1.28 % SZS status Started for theBenchmark.p
% 1.88/1.28 ERROR - "ProverProcess:heur/schedule_none:304.9999735355377" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 1.88/1.28 Fatal error: exception Failure("undefined enum value")
% 1.88/1.28 ERROR - cmd was: ulimit -v 4023281; ./res/iproveropt --schedule none --sub_typing false --suppress_sat_res true --tptp_safe_out true --stats_out none --out_options none --proof_out true --sat_out_model pos --clausifier res/vclausify_rel --clausifier_options "--mode tclausify -t 101.67 --show_fool true" --time_out_real 305.00 /export/starexec/sandbox2/benchmark/theBenchmark.p 1>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/zwyek679 2>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/zwyek679_error
% 1.88/1.28 ERROR - "ProverProcess:heur/vip_66003:95.0" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 1.88/1.28 Fatal error: exception Failure("undefined enum value")
% 1.88/1.28 ERROR - cmd was: ulimit -v 4023281; ./res/iproveropt --comb_inst_mult 32 --comb_mode time_based --comb_sup_deep_mult 64 --comb_sup_mult 64 --conj_cone_tolerance 3.2246457225635665 --demod_completeness_check fast --demod_use_ground true --extra_neg_conj all_pos_neg --inst_activity_threshold 64 --inst_dismatching true --inst_eager_unprocessed_to_passive true --inst_eq_res_simp false --inst_learning_factor 10 --inst_learning_loop_flag true --inst_learning_start 32768 --inst_lit_activity_flag false --inst_lit_sel "[+sign;-prop]" --inst_lit_sel_side num_lit --inst_orphan_elimination true --inst_passive_queue_type list --inst_passive_queues "[[+num_lits;+num_symb];[-ar_concr];[-ar_concr]]" --inst_passive_queues_freq "[5;3;15]" --inst_prop_sim_given true --inst_prop_sim_new true --inst_restr_to_given false --inst_sel_renew model --inst_solver_calls_frac 0.994592572872622 --inst_solver_per_active 128 --inst_sos_flag true --inst_sos_phase true --inst_sos_sth_lit_sel "[+non_prol_conj_symb;-split;+sign]" --inst_start_prop_sim_after_learn 8 --inst_subs_given false --inst_subs_new true --inst_to_smt_solver false --instantiation_flag true --out_options none --prep_sup_sim_all true --prep_sup_sim_sup false --preprocessed_out false --preprocessing_flag true --prolific_symb_bound 128 --proof_out true --prop_solver_per_cl 8192 --resolution_flag false --schedule none --share_sel_clauses true --stats_out none --subs_bck_mult 4 --sup_bw_gjoin_interval 100 --sup_cache_sim once --sup_full_bw "[]" --sup_full_fixpoint true --sup_full_fw "[Subsumption;SubsumptionRes;FullSubsAndRes;ACNormalisation;GroundJoinability;Connectedness]" --sup_fun_splitting true --sup_immed_bw_immed "[SubsumptionRes;UnitSubsAndRes;FullSubsAndRes;ACDemod]" --sup_immed_bw_main "[]" --sup_immed_fixpoint true --sup_immed_fw_immed "[]" --sup_immed_fw_main "[UnitSubsAndRes;Demod;LightNorm;ACJoinability;ACNormalisation;ACDemod;GroundJoinability]" --sup_immed_triv "[Unflattening;SMTSimplify]" --sup_indices_passive "[BwDemod;LightNorm;BwACDemod]" --sup_input_bw "[]" --sup_input_fixpoint false --sup_input_fw "[Subsumption;SubsumptionRes;FullSubsAndRes;SMTSubs;ACJoinability]" --sup_input_triv "[]" --sup_iter_deepening 4 --sup_main_fixpoint true --sup_ordering kbo --sup_passive_queue_type queue --sup_passive_queues "[[-max_atom_input_occur]]" --sup_passive_queues_freq "[3]" --sup_prop_simpl_given true --sup_prop_simpl_new false --sup_restarts_mult 16 --sup_score sim_d_gen --sup_share_max_num_cl 1280 --sup_share_score_frac 0.1 --sup_smt_interval 64 --sup_symb_ordering invfreq_arity --sup_term_weight default --sup_to_prop_solver passive --sup_unprocessed_bound 1000 --superposition_flag true --suppress_sat_res true --tptp_safe_out true --sat_out_model pos --clausifier res/vclausify_rel --clausifier_options "--mode tclausify -t 31.67 --show_fool true" --time_out_real 95.00 /export/starexec/sandbox2/benchmark/theBenchmark.p 1>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/2drxzvgg 2>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/2drxzvgg_error
% 1.88/1.28 ERROR - "ProverProcess:heur/vip_65520:11.0" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 1.88/1.28 Fatal error: exception Failure("undefined enum value")
% 1.88/1.28 ERROR - cmd was: ulimit -v 4023281; ./res/iproveropt --comb_mode time_based --comb_res_mult 6 --comb_sup_deep_mult 0 --comb_sup_mult 6 --conj_cone_tolerance 1.8969679945890683 --demod_completeness_check fullold --demod_use_ground false --extra_neg_conj all_neg --instantiation_flag false --out_options none --preprocessed_out false --preprocessing_flag false --prolific_symb_bound 1024 --proof_out true --prop_solver_per_cl 512 --res_to_smt_solver false --resolution_flag true --schedule none --share_sel_clauses true --stats_out none --subs_bck_mult 16 --sup_bw_gjoin_interval 100 --sup_cache_sim none --sup_full_bw "[Subsumption;SubsumptionRes;UnitSubsAndRes]" --sup_full_fixpoint false --sup_full_fw "[]" --sup_fun_splitting false --sup_immed_bw_immed "[Subsumption;SubsumptionRes;UnitSubsAndRes]" --sup_immed_bw_main "[SubsumptionRes;UnitSubsAndRes;FullSubsAndRes;Demod;ACDemod]" --sup_immed_fixpoint false --sup_immed_fw_immed "[Subsumption;SubsumptionRes;FullSubsAndRes;Demod;LightNorm;ACDemod]" --sup_immed_fw_main "[Subsumption;UnitSubsAndRes;FullSubsAndRes;Demod;LightNorm;ACNormalisation;GroundJoinability;Connectedness]" --sup_immed_triv "[]" --sup_indices_passive "[]" --sup_input_fixpoint false --sup_main_fixpoint true --sup_ordering lpo --sup_passive_queue_type priority_queues --sup_passive_queues "[[+has_eq;-has_eq];[-num_var;-num_var];[+conj_dist;+ground;-max_atom_input_occur]]" --sup_passive_queues_freq "[1;4;4]" --sup_prop_simpl_given false --sup_prop_simpl_new false --sup_score sim_d_gen --sup_share_max_num_cl 10 --sup_share_score_frac 0.2 --sup_smt_interval 32 --sup_symb_ordering invfreq_arity --sup_term_weight default --sup_to_prop_solver passive --sup_unprocessed_bound 10 --superposition_flag true --suppress_sat_res true --tptp_safe_out true --sat_out_model pos --clausifier res/vclausify_rel --clausifier_options "--mode tclausify -t 3.67 --show_fool true" --time_out_real 11.00 /export/starexec/sandbox2/benchmark/theBenchmark.p 1>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/z2571e9i 2>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/z2571e9i_error
% 1.88/1.28 ERROR - "ProverProcess:heur/vip_65097:3.0" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 1.88/1.28 Fatal error: exception Failure("undefined enum value")
% 1.88/1.28 ERROR - cmd was: ulimit -v 4023281; ./res/iproveropt --comb_inst_mult 3 --comb_mode clause_based --comb_res_mult 3 --comb_sup_deep_mult 0 --comb_sup_mult 0 --conj_cone_tolerance 4.0357851670394345 --extra_neg_conj none --inst_activity_threshold 512 --inst_dismatching true --inst_eager_unprocessed_to_passive true --inst_eq_res_simp true --inst_learning_factor 2 --inst_learning_loop_flag true --inst_learning_start 2048 --inst_lit_activity_flag true --inst_lit_sel "[+split;-sign;-depth]" --inst_lit_sel_side none --inst_orphan_elimination true --inst_passive_queue_type queue --inst_passive_queues "[[+age;+num_lits;-age];[-age;-min_def_symb;+bc_imp_inh]]" --inst_passive_queues_freq "[2;2]" --inst_prop_sim_given true --inst_prop_sim_new false --inst_restr_to_given true --inst_sel_renew solver --inst_solver_calls_frac 1.0 --inst_solver_per_active 1024 --inst_sos_flag true --inst_sos_phase false --inst_sos_sth_lit_sel "[+split;-ground;-depth]" --inst_start_prop_sim_after_learn 3 --inst_subs_given true --inst_subs_new false --instantiation_flag true --out_options none --prep_sup_sim_all true --prep_sup_sim_sup false --preprocessed_out false --preprocessing_flag true --prolific_symb_bound 256 --proof_out true --prop_solver_per_cl 16384 --resolution_flag true --schedule none --share_sel_clauses false --stats_out none --subs_bck_mult 8 --suppress_sat_res true --tptp_safe_out true --sat_out_model pos --clausifier res/vclausify_rel --clausifier_options "--mode tclausify -t 1.00 --show_fool true" --time_out_real 3.00 /export/starexec/sandbox2/benchmark/theBenchmark.p 1>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/fpg0v5g_ 2>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/fpg0v5g__error
% 1.88/1.28 ERROR - "ProverProcess:heur/vip_65080:40.0" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 1.88/1.28 Fatal error: exception Failure("undefined enum value")
% 1.88/1.28 ERROR - cmd was: ulimit -v 4023281; ./res/iproveropt --comb_mode time_based --comb_res_mult 6 --comb_sup_deep_mult 4 --comb_sup_mult 6 --conj_cone_tolerance 1.895766803319499 --demod_completeness_check fullold --demod_use_ground false --extra_neg_conj all_pos_neg --instantiation_flag false --out_options none --preprocessed_out false --preprocessing_flag false --prolific_symb_bound 1024 --proof_out true --prop_solver_per_cl 128 --res_to_smt_solver false --resolution_flag true --schedule none --share_sel_clauses true --stats_out none --subs_bck_mult 16 --sup_bw_gjoin_interval 100 --sup_cache_sim none --sup_full_bw "[Subsumption;SubsumptionRes;UnitSubsAndRes]" --sup_full_fixpoint false --sup_full_fw "[]" --sup_fun_splitting false --sup_immed_bw_immed "[Subsumption;SubsumptionRes;UnitSubsAndRes]" --sup_immed_bw_main "[SubsumptionRes;UnitSubsAndRes;FullSubsAndRes;Demod;ACDemod]" --sup_immed_fixpoint false --sup_immed_fw_immed "[Subsumption;SubsumptionRes;FullSubsAndRes;Demod;LightNorm;ACDemod]" --sup_immed_fw_main "[Subsumption;UnitSubsAndRes;FullSubsAndRes;Demod;LightNorm;ACNormalisation;GroundJoinability;Connectedness]" --sup_immed_triv "[]" --sup_indices_passive "[]" --sup_input_fixpoint false --sup_iter_deepening 2 --sup_main_fixpoint true --sup_ordering lpo --sup_passive_queue_type priority_queues --sup_passive_queues "[[+has_eq;-has_eq];[-num_var;-num_var];[+conj_dist;+ground;-max_atom_input_occur]]" --sup_passive_queues_freq "[1;4;4]" --sup_prop_simpl_given false --sup_prop_simpl_new false --sup_restarts_mult 4 --sup_score sim_d_gen --sup_share_max_num_cl 10 --sup_share_score_frac 0.2 --sup_smt_interval 32 --sup_symb_ordering invfreq_arity --sup_term_weight default --sup_to_prop_solver passive --sup_unprocessed_bound 10 --superposition_flag true --suppress_sat_res true --tptp_safe_out true --sat_out_model pos --clausifier res/vclausify_rel --clausifier_options "--mode tclausify -t 13.33 --show_fool true" --time_out_real 40.00 /export/starexec/sandbox2/benchmark/theBenchmark.p 1>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/5menl51f 2>> /export/starexec/sandbox2/tmp/iprover_out_20nbp4fn/5menl51f_error
% 1.88/1.28 % SZS status Theorem for theBenchmark.p
% 1.88/1.28
% 1.88/1.28 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.88/1.28
% 1.88/1.28 % ------ iProver source info
% 1.88/1.28
% 1.88/1.28 % git: date: 2026-07-19 20:42:38 +0200
% 1.88/1.28 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.88/1.28 % git: non_committed_changes: false
% 1.88/1.28
% 1.88/1.28 % ------ Parsing...
% 1.88/1.28 % ------ Clausification by vclausify_rel & Parsing by iProver...
% 1.88/1.28 % ------ Proving...
% 1.88/1.28 % ------ Problem Properties
% 1.88/1.28
% 1.88/1.28 %
% 1.88/1.28 % clauses 20
% 1.88/1.28 % conjectures 2
% 1.88/1.28 % EPR 5
% 1.88/1.28 % Horn 17
% 1.88/1.28 % unary 13
% 1.88/1.28 % binary 5
% 1.88/1.28 % lits 29
% 1.88/1.28 % lits eq 15
% 1.88/1.28 % fd_pure 0
% 1.88/1.28 % fd_pseudo 0
% 1.88/1.28 % fd_cond 0
% 1.88/1.28 % fd_pseudo_cond 3
% 1.88/1.28 % AC symbols 1
% 1.88/1.28
% 1.88/1.28 % ------ Input Options Time Limit: Unbounded
% 1.88/1.28
% 1.88/1.28
% 1.88/1.28 % ------
% 1.88/1.28 % Current options:
% 1.88/1.28 % ------
% 1.88/1.28
% 1.88/1.28
% 1.88/1.28 %
% 1.88/1.28
% 1.88/1.28 % ------ Proving...
% 1.88/1.28 %
% 1.88/1.28
% 1.88/1.28 % SZS status Theorem for theBenchmark.p
% 1.88/1.28
% 1.88/1.28 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.88/1.28
% 1.88/1.28
%------------------------------------------------------------------------------