%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : SYP116_1 : TPTP v9.3.1. Released v9.3.0.
% 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 03:54:20 PM UTC 2026
% Result : Unsatisfiable 0.40s 1.34s
% Output : CNFRefutation 0.40s
% Verified :
% SZS Type : ERROR: Analysing output (Could not find formula named f21ERROR: Could not build tree for root c_201ERROR: MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
tff(func_def_0,type,
npa: $int ).
tff(pred_def_1,type,
p: $int > $o ).
tff(pred_def_2,type,
q: $int > $o ).
tff(pred_def_3,type,
r: $int > $o ).
tff(f2,axiom,
( $greatereq(npb,0)
=> p(npb) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax2) ).
tff(f4,axiom,
( $less(npb,0)
=> q(npb) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax4) ).
tff(f5,axiom,
! [X0: $int] :
( ( r(X0)
& ( npa != npb ) )
=> $false ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax5) ).
tff(f6,axiom,
! [X0: $int] :
( $true
=> r(X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax6) ).
tff(f8,plain,
( ~ $less(npb,0)
=> p(npb) ),
inference(theory_normalization,[],[f2]) ).
tff(f23,plain,
! [X0: $int] :
~ ( r(X0)
& ( npa != npb ) ),
inference(true_and_false_elimination,[],[f5]) ).
tff(f24,plain,
! [X0: $int] : r(X0),
inference(true_and_false_elimination,[],[f6]) ).
tff(f25,plain,
( ~ p(npa)
| $less(npa,0) ),
inference(ennf_transformation,[],[f21]) ).
tff(f26,plain,
( $less(npb,0)
| p(npb) ),
inference(ennf_transformation,[],[f8]) ).
tff(f28,plain,
( ~ $less(npb,0)
| q(npb) ),
inference(ennf_transformation,[],[f4]) ).
tff(f29,plain,
! [X0: $int] :
( ~ r(X0)
| ( npa = npb ) ),
inference(ennf_transformation,[],[f23]) ).
tff(f30,plain,
( ~ p(npa)
| $less(npa,0) ),
inference(cnf_transformation,[],[f25]) ).
tff(f31,plain,
( $less(npb,0)
| p(npb) ),
inference(cnf_transformation,[],[f26]) ).
tff(f33,plain,
( ~ $less(npb,0)
| q(npb) ),
inference(cnf_transformation,[],[f28]) ).
tff(f34,plain,
! [X0: $int] :
( ~ r(X0)
| ( npa = npb ) ),
inference(cnf_transformation,[],[f29]) ).
tff(f35,plain,
! [X0: $int] : r(X0),
inference(cnf_transformation,[],[f24]) ).
tcf(c_50,negated_conjecture,
! [X0_int: $int] : $uminus($uminus(X0_int)) = X0_int,
inference(cnf_transformation,[],[f19]) ).
tcf(c_55,negated_conjecture,
! [X0_int: $int] : ~ $less(X0_int,X0_int),
inference(cnf_transformation,[],[f14]) ).
tcf(c_58,negated_conjecture,
! [X0_int: $int] : $sum(X0_int,0) = X0_int,
inference(cnf_transformation,[],[f11]) ).
tcf(c_61,plain,
( $less(npa,0)
| ~ p(npa) ),
inference(cnf_transformation,[],[f30]) ).
tcf(c_62,negated_conjecture,
( p(npb)
| $less(npb,0) ),
inference(cnf_transformation,[],[f31]) ).
tcf(c_64,plain,
( q(npb)
| ~ $less(npb,0) ),
inference(cnf_transformation,[],[f33]) ).
tcf(c_65,plain,
! [X0_int: $int] :
( ( npa = npb )
| ~ r(X0_int) ),
inference(cnf_transformation,[],[f34]) ).
tcf(c_66,negated_conjecture,
! [X0_int: $int] : r(X0_int),
inference(cnf_transformation,[],[f35]) ).
tcf(c_67,plain,
$less(0,1),
theory(arith) ).
tcf(c_79,plain,
npa = npb,
inference(global_subsumption_just,[status(thm)],[c_65,c_66,c_65]) ).
tcf(c_89,plain,
( $less(npa,0)
| ~ p(npa) ),
inference(prop_impl_just,[status(thm)],[c_61]) ).
tcf(c_91,plain,
( q(npb)
| ~ $less(npb,0) ),
inference(prop_impl_just,[status(thm)],[c_64]) ).
tcf(c_97,plain,
( p(npb)
| $less(npb,0) ),
inference(prop_impl_just,[status(thm)],[c_62]) ).
tcf(c_201,plain,
$false,
inference(smt_impl_just,[status(thm)],[c_79,c_67,c_66,c_91,c_97,c_89,c_58,c_55,c_50]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYP116_1 : TPTP v9.3.1. Released v9.3.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.11/0.54 % Computer : n001.cluster.edu
% 0.11/0.54 % Model : x86_64 x86_64
% 0.11/0.54 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.54 % Memory : 8046.5625MB
% 0.11/0.54 % OS : Linux 6.8.0-71-generic
% 0.11/0.54 % CPULimit : 300
% 0.11/0.54 % WCLimit : 300
% 0.11/0.54 % DateTime : Fri Sep 25 04:10:39 UTC 2026
% 0.11/0.55 % CPUTime :
% 0.11/0.55 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.15/0.58 Running TFA theorem proving
% 0.15/0.58 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s tfa_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/0.59
% 0.15/0.59 % ======== iProver multi-core TPTP/SMT =========
% 0.15/0.59
% 0.15/0.59 % Detected problem language: tptp
% 0.15/0.60 % Proving...
% 0.40/1.34 % SZS status Started for theBenchmark.p
% 0.40/1.34 ERROR - "ProverProcess:heur/schedule_none:304.99998021125793" ran with exit code 2 and error: iprover.ml: Unexpected exception: Failure("undefined enum value")
% 0.40/1.34 Fatal error: exception Failure("undefined enum value")
% 0.40/1.34 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/sandbox/benchmark/theBenchmark.p 1>> /export/starexec/sandbox/tmp/iprover_out_b0lwwzyt/ja4tte77 2>> /export/starexec/sandbox/tmp/iprover_out_b0lwwzyt/ja4tte77_error
% 0.40/1.34 % SZS status Unsatisfiable for theBenchmark.p
% 0.40/1.34
% 0.40/1.34 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 0.40/1.34
% 0.40/1.34 % ------ iProver source info
% 0.40/1.34
% 0.40/1.34 % git: date: 2026-07-19 20:42:38 +0200
% 0.40/1.34 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 0.40/1.34 % git: non_committed_changes: false
% 0.40/1.34
% 0.40/1.34 % ------ Parsing...
% 0.40/1.34 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 0.40/1.34
% 0.40/1.34 % ------ Preprocessing...%
% 0.40/1.34
% 0.40/1.34 % SZS status Unsatisfiable for theBenchmark.p
% 0.40/1.34
% 0.40/1.34 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.40/1.35
% 0.40/1.35
%------------------------------------------------------------------------------