Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r354-tall-178024402800203.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is SupplyChain-PT-00100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800203
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 852K
-rw-r--r-- 1 mcc users 7.4K May 27 07:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 27 07:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 27 07:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 27 07:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 27 10:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 27 10:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 07:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K May 27 07:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 27 07:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 27 07:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 10:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 6 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 405K May 26 18:17 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-00
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-01
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-02
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-03
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-04
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-05
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-06
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-07
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-08
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-09
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-10
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-11
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-12
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-13
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-14
FORMULA_NAME SupplyChain-PT-00100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1780254262557

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SupplyChain-PT-00100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-31 19:04:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-31 19:04:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-31 19:04:24] [INFO ] Load time of PNML (sax parser for PT used): 120 ms
[2026-05-31 19:04:24] [INFO ] Transformed 1304 places.
[2026-05-31 19:04:24] [INFO ] Transformed 803 transitions.
[2026-05-31 19:04:24] [INFO ] Parsed PT model containing 1304 places and 803 transitions and 3606 arcs in 237 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA SupplyChain-PT-00100-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 1304 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1304/1304 places, 803/803 transitions.
Ensure Unique test removed 389 places
Iterating post reduction 0 with 389 rules applied. Total rules applied 389 place count 915 transition count 803
Applied a total of 389 rules in 103 ms. Remains 915 /1304 variables (removed 389) and now considering 803/803 (removed 0) transitions.
Running 703 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13185689682257779527.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6636469536317516825.kers'
[2026-05-31 19:04:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13185689682257779527.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6636469536317516825.kers]
Normalized transition count is 802 out of 803 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 802 rows 914 cols 2604 entries
Finished phase 1 with 512 SingleSign rule and 100 generalized
[2026-05-31 19:04:24] [INFO ] Computed 303 invariants in 9 ms
Computed 303 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6636469536317516825.kers
Total runtime 11 ms.
[2026-05-31 19:04:24] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem TDEAD734 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD750 is UNSAT
Problem TDEAD754 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD763 is UNSAT
Problem TDEAD768 is UNSAT
Problem TDEAD772 is UNSAT
Problem TDEAD776 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/814 variables, 2/2 constraints. Problems are: Problem set: 10 solved, 693 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/814 variables, 100/102 constraints. Problems are: Problem set: 10 solved, 693 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 814/1718 variables, and 102 constraints, problems are : Problem set: 10 solved, 693 unsolved in 20603 ms.
Refiners :[Positive P Invariants (semi-flows): 2/202 constraints, Generalized P Invariants (flows): 100/101 constraints, State Equation: 0/915 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 703/702 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 693 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/804 variables, 1/1 constraints. Problems are: Problem set: 10 solved, 693 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/804 variables, 100/101 constraints. Problems are: Problem set: 10 solved, 693 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/804 variables, 0/101 constraints. Problems are: Problem set: 10 solved, 693 unsolved
At refinement iteration 3 (OVERLAPS) 110/914 variables, 201/302 constraints. Problems are: Problem set: 10 solved, 693 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 914/1718 variables, and 304 constraints, problems are : Problem set: 10 solved, 693 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 202/202 constraints, Generalized P Invariants (flows): 100/101 constraints, State Equation: 0/915 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/702 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41202ms problems are : Problem set: 10 solved, 693 unsolved
Search for dead transitions found 10 dead transitions in 41234ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 10 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5482540304642568032.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7246820054364851077.kers'
[2026-05-31 19:05:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5482540304642568032.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7246820054364851077.kers]
Normalized transition count is 792 out of 793 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 792 rows 914 cols 2574 entries
Finished phase 1 with 512 SingleSign rule and 100 generalized
[2026-05-31 19:05:05] [INFO ] Computed 303 invariants in 7 ms
Computed 303 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7246820054364851077.kers
Total runtime 9 ms.
[2026-05-31 19:05:06] [INFO ] Implicit Places using invariants in 802 ms returned [0, 1, 2, 16, 262, 263, 264, 265, 266, 267, 268, 269, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 304, 305, 306, 307, 308, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 325, 326, 327, 328, 330, 331, 332, 333, 334, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 348, 349, 350, 351, 352, 353, 354, 355, 356, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 370, 371, 809, 810, 811, 812, 813, 814, 815, 817, 818, 819, 820, 821, 822, 823, 825, 826, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 839, 841, 842, 844, 845, 846, 847, 848, 850, 851, 852, 853, 854, 856, 857, 858, 859, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 894, 895, 896, 897, 898, 899, 900, 901, 902, 903, 905, 907, 908, 909, 910, 911, 912, 913, 914]
Discarding 193 places :
Implicit Place search using SMT only with invariants took 814 ms to find 193 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 722/1304 places, 793/803 transitions.
Reduce places removed 18 places and 10 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 704 transition count 783
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 28 place count 694 transition count 783
Deduced a syphon composed of 1 places in 2 ms
Applied a total of 28 rules in 33 ms. Remains 694 /722 variables (removed 28) and now considering 783/793 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11509057812638795320.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6755775887256654238.kers'
[2026-05-31 19:05:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11509057812638795320.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6755775887256654238.kers]
Normalized transition count is 782 out of 783 initially.
Culling trivial invariants: removing 1 columns.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 782 rows 692 cols 1841 entries
Finished phase 1 with 593 SingleSign rule and 9 generalized
[2026-05-31 19:05:06] [INFO ] Computed 92 invariants in 3 ms
Computed 92 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6755775887256654238.kers
Total runtime 5 ms.
[2026-05-31 19:05:07] [INFO ] Implicit Places using invariants in 532 ms returned []
[2026-05-31 19:05:07] [INFO ] Invariant cache hit.
[2026-05-31 19:05:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-31 19:05:09] [INFO ] Implicit Places using invariants and state equation in 2521 ms returned []
Implicit Place search using SMT with State Equation took 3063 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 694/1304 places, 783/803 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45324 ms. Remains : 694/1304 places, 783/803 transitions.
Starting structural reductions in LTL mode, iteration 0 : 694/694 places, 783/783 transitions.
Deduced a syphon composed of 1 places in 2 ms
Applied a total of 0 rules in 11 ms. Remains 694 /694 variables (removed 0) and now considering 783/783 (removed 0) transitions.
Running 683 sub problems to find dead transitions.
[2026-05-31 19:05:09] [INFO ] Invariant cache hit.
[2026-05-31 19:05:09] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/591 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 1 (OVERLAPS) 82/673 variables, 89/89 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 673/1477 variables, and 90 constraints, problems are : Problem set: 0 solved, 683 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 89/90 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/694 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 683/682 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 683 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/591 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/591 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 2 (OVERLAPS) 82/673 variables, 89/90 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 673/1477 variables, and 90 constraints, problems are : Problem set: 0 solved, 683 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 89/90 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/694 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/682 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40285ms problems are : Problem set: 0 solved, 683 unsolved
Search for dead transitions found 0 dead transitions in 40287ms
[2026-05-31 19:05:50] [INFO ] Invariant cache hit.
[2026-05-31 19:05:50] [INFO ] Implicit Places using invariants in 331 ms returned []
[2026-05-31 19:05:50] [INFO ] Invariant cache hit.
[2026-05-31 19:05:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-31 19:05:52] [INFO ] Implicit Places using invariants and state equation in 2584 ms returned []
Implicit Place search using SMT with State Equation took 2919 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 43222 ms. Remains : 694/694 places, 783/783 transitions.
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Support contains 49 out of 693 places after structural reductions.
[2026-05-31 19:05:53] [INFO ] Flatten gal took : 79 ms
[2026-05-31 19:05:53] [INFO ] Flatten gal took : 36 ms
[2026-05-31 19:05:53] [INFO ] Input system was already deterministic with 783 transitions.
RANDOM walk for 40000 steps (102 resets) in 2966 ms. (13 steps per ms) remains 17/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 17/17 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15853710447407100022.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11527338422902140950.kers'
[2026-05-31 19:05:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15853710447407100022.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11527338422902140950.kers]
Normalized transition count is 782 out of 783 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 782 rows 692 cols 1841 entries
Finished phase 1 with 593 SingleSign rule and 9 generalized
[2026-05-31 19:05:54] [INFO ] Computed 91 invariants in 3 ms
Computed 91 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-11527338422902140950.kers
Total runtime 4 ms.
[2026-05-31 19:05:54] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp33 is UNSAT
At refinement iteration 1 (OVERLAPS) 559/580 variables, 89/89 constraints. Problems are: Problem set: 7 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 0/89 constraints. Problems are: Problem set: 7 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 54/634 variables, 2/91 constraints. Problems are: Problem set: 7 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/634 variables, 0/91 constraints. Problems are: Problem set: 7 solved, 10 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp32 is UNSAT
At refinement iteration 5 (OVERLAPS) 715/1349 variables, 634/725 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1349 variables, 0/725 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 25/1374 variables, 13/738 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1374 variables, 0/738 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 29/1403 variables, 10/748 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1403 variables, 0/748 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 27/1430 variables, 9/757 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1430 variables, 0/757 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 36/1466 variables, 18/775 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1466 variables, 0/775 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 9/1475 variables, 9/784 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1475 variables, 0/784 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/1476 variables, 1/785 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1476 variables, 0/785 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1476 variables, 0/785 constraints. Problems are: Problem set: 16 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1476/1476 variables, and 785 constraints, problems are : Problem set: 16 solved, 1 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 89/89 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 693/693 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 16 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 575/577 variables, 89/89 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/577 variables, 0/89 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 56/633 variables, 2/91 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/633 variables, 0/91 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 712/1345 variables, 633/724 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1345 variables, 1/725 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1345 variables, 0/725 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 20/1365 variables, 10/735 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1365 variables, 0/735 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 30/1395 variables, 10/745 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1395 variables, 0/745 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 30/1425 variables, 10/755 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1425 variables, 0/755 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 40/1465 variables, 20/775 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1465 variables, 0/775 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 10/1475 variables, 10/785 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1475 variables, 0/785 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/1476 variables, 1/786 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1476 variables, 0/786 constraints. Problems are: Problem set: 16 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1476 variables, 0/786 constraints. Problems are: Problem set: 16 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1476/1476 variables, and 786 constraints, problems are : Problem set: 16 solved, 1 unsolved in 742 ms.
Refiners :[Positive P Invariants (semi-flows): 89/89 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 693/693 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1422ms problems are : Problem set: 16 solved, 1 unsolved
Finished Parikh walk after 449 steps, including 0 resets, run visited all 1 properties in 10 ms. (steps per millisecond=44 )
Parikh walk visited 1 properties in 16 ms.
Successfully simplified 16 atomic propositions for a total of 13 simplifications.
FORMULA SupplyChain-PT-00100-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 693 stabilizing places and 782 stable transitions
Graph (complete) has 1251 edges and 693 vertex of which 692 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.79 ms
FORMULA SupplyChain-PT-00100-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SupplyChain-PT-00100-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(p0)||(!p0 U (p1||G(!p0))))))))'
Support contains 3 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 691 transition count 783
Applied a total of 2 rules in 43 ms. Remains 691 /693 variables (removed 2) and now considering 783/783 (removed 0) transitions.
Running 683 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13715123681914140985.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13589155582032211337.kers'
[2026-05-31 19:06:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13715123681914140985.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13589155582032211337.kers]
Normalized transition count is 782 out of 783 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 782 rows 691 cols 1840 entries
Finished phase 1 with 592 SingleSign rule and 10 generalized
[2026-05-31 19:06:04] [INFO ] Computed 89 invariants in 3 ms
Computed 89 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-13589155582032211337.kers
Total runtime 4 ms.
[2026-05-31 19:06:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/591 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 1 (OVERLAPS) 80/671 variables, 88/88 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 671/1474 variables, and 89 constraints, problems are : Problem set: 0 solved, 683 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 88/88 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/691 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 683/682 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 683 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/591 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/591 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 2 (OVERLAPS) 80/671 variables, 88/89 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 671/1474 variables, and 89 constraints, problems are : Problem set: 0 solved, 683 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 88/88 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/691 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1/682 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40266ms problems are : Problem set: 0 solved, 683 unsolved
Search for dead transitions found 0 dead transitions in 40267ms
[2026-05-31 19:06:44] [INFO ] Invariant cache hit.
[2026-05-31 19:06:44] [INFO ] Implicit Places using invariants in 463 ms returned [250, 252, 255, 678, 681, 682, 684]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 478 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 684/693 places, 783/783 transitions.
Applied a total of 0 rules in 50 ms. Remains 684 /684 variables (removed 0) and now considering 783/783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40846 ms. Remains : 684/693 places, 783/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(p0)||(!p0 U (p1||G(!p0))))))))'
Stuttering acceptance computed with spot in 476 ms :[true, (NOT p0), false, false, (AND p0 (NOT p1)), false, false, false]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 211 steps with 3 reset in 11 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-00100-LTLCardinality-02 finished in 41446 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(X(F(p1)))))))'
Support contains 4 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 691 transition count 783
Applied a total of 2 rules in 37 ms. Remains 691 /693 variables (removed 2) and now considering 783/783 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 19:06:45] [INFO ] Invariant cache hit.
[2026-05-31 19:06:45] [INFO ] Implicit Places using invariants in 386 ms returned [250, 252, 255, 678, 681, 682, 690]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 389 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 684/693 places, 783/783 transitions.
Applied a total of 0 rules in 25 ms. Remains 684 /684 variables (removed 0) and now considering 783/783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 452 ms. Remains : 684/693 places, 783/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(X(F(p1)))))))'
Stuttering acceptance computed with spot in 221 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-04
Stuttering criterion allowed to conclude after 450 steps with 1 reset in 9 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-00100-LTLCardinality-04 finished in 713 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&F(p1)))))'
Support contains 3 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 691 transition count 783
Applied a total of 2 rules in 13 ms. Remains 691 /693 variables (removed 2) and now considering 783/783 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 19:06:46] [INFO ] Invariant cache hit.
[2026-05-31 19:06:46] [INFO ] Implicit Places using invariants in 357 ms returned [250, 252, 255, 678, 681, 682, 684, 690]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 361 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 683/693 places, 783/783 transitions.
Applied a total of 0 rules in 12 ms. Remains 683 /683 variables (removed 0) and now considering 783/783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 387 ms. Remains : 683/693 places, 783/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&F(p1)))))'
Stuttering acceptance computed with spot in 223 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-07
Stuttering criterion allowed to conclude after 375 steps with 0 reset in 5 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-00100-LTLCardinality-07 finished in 643 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0 U (p1||G(p0))))))'
Support contains 3 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 691 transition count 783
Applied a total of 2 rules in 11 ms. Remains 691 /693 variables (removed 2) and now considering 783/783 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 19:06:46] [INFO ] Invariant cache hit.
[2026-05-31 19:06:47] [INFO ] Implicit Places using invariants in 358 ms returned [250, 252, 255, 678, 681, 682, 684, 690]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 360 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 683/693 places, 783/783 transitions.
Applied a total of 0 rules in 12 ms. Remains 683 /683 variables (removed 0) and now considering 783/783 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 384 ms. Remains : 683/693 places, 783/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0 U (G(p0)||p1)))))'
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-11
Stuttering criterion allowed to conclude after 371 steps with 0 reset in 4 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-00100-LTLCardinality-11 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 4 out of 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Graph (complete) has 1251 edges and 693 vertex of which 692 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.10 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Reduce places removed 99 places and 98 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 173 transitions
Trivial Post-agglo rules discarded 173 transitions
Performed 173 trivial Post agglomeration. Transition count delta: 173
Iterating post reduction 0 with 173 rules applied. Total rules applied 174 place count 593 transition count 512
Reduce places removed 173 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 1 with 439 rules applied. Total rules applied 613 place count 420 transition count 246
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 2 with 93 rules applied. Total rules applied 706 place count 327 transition count 246
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 100 Pre rules applied. Total rules applied 706 place count 327 transition count 146
Deduced a syphon composed of 100 places in 0 ms
Ensure Unique test removed 3 places
Reduce places removed 103 places and 0 transitions.
Iterating global reduction 3 with 203 rules applied. Total rules applied 909 place count 224 transition count 146
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 909 place count 224 transition count 143
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 915 place count 221 transition count 143
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 916 place count 221 transition count 142
Applied a total of 916 rules in 87 ms. Remains 221 /693 variables (removed 472) and now considering 142/783 (removed 641) transitions.
Running 17 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13557540360599105121.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13407457629701219042.kers'
[2026-05-31 19:06:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13557540360599105121.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13407457629701219042.kers]
Normalized transition count is 141 out of 142 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 141 rows 221 cols 386 entries
Finished phase 1 with 125 SingleSign rule and 10 generalized
[2026-05-31 19:06:47] [INFO ] Computed 86 invariants in 0 ms
Computed 86 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13407457629701219042.kers
Total runtime 1 ms.
[2026-05-31 19:06:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 80/201 variables, 81/85 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 10/211 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/211 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 131/342 variables, 211/297 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/342 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 20/362 variables, 10/307 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/362 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 1/363 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/363 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (OVERLAPS) 0/363 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 363/363 variables, and 308 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1548 ms.
Refiners :[Positive P Invariants (semi-flows): 85/85 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 221/221 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 80/201 variables, 81/85 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/201 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 10/211 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/211 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/211 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 131/342 variables, 211/298 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/342 variables, 16/314 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/342 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 20/362 variables, 10/324 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/362 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (OVERLAPS) 1/363 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/363 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 14 (OVERLAPS) 0/363 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 363/363 variables, and 325 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1521 ms.
Refiners :[Positive P Invariants (semi-flows): 85/85 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 221/221 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 17/16 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3079ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 3079ms
[2026-05-31 19:06:50] [INFO ] Invariant cache hit.
[2026-05-31 19:06:50] [INFO ] Implicit Places using invariants in 249 ms returned [211, 212, 214, 220]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 250 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 217/693 places, 142/783 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 217 transition count 138
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 12 place count 213 transition count 134
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 213 transition count 130
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 209 transition count 130
Applied a total of 20 rules in 17 ms. Remains 209 /217 variables (removed 8) and now considering 130/142 (removed 12) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13237857427799417428.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6413705992889173611.kers'
[2026-05-31 19:06:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13237857427799417428.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6413705992889173611.kers]
Normalized transition count is 129 out of 130 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 129 rows 209 cols 354 entries
Finished phase 1 with 117 SingleSign rule and 10 generalized
[2026-05-31 19:06:50] [INFO ] Computed 82 invariants in 0 ms
Computed 82 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6413705992889173611.kers
Total runtime 1 ms.
[2026-05-31 19:06:50] [INFO ] Implicit Places using invariants in 249 ms returned []
[2026-05-31 19:06:50] [INFO ] Invariant cache hit.
[2026-05-31 19:06:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-31 19:06:51] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 558 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 209/693 places, 130/783 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3994 ms. Remains : 209/693 places, 130/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-13
Product exploration explored 100000 steps with 4197 reset in 627 ms.
Product exploration explored 100000 steps with 4189 reset in 698 ms.
Computed a total of 209 stabilizing places and 129 stable transitions
Computed a total of 209 stabilizing places and 129 stable transitions
Detected a total of 209/209 stabilizing places and 129/130 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 7 factoid took 179 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (1676 resets) in 551 ms. (72 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (31 resets) in 222 ms. (179 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (33 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
[2026-05-31 19:06:53] [INFO ] Invariant cache hit.
[2026-05-31 19:06:53] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 164/168 variables, 81/81 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 21/189 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 109/298 variables, 189/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 20/318 variables, 10/281 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/318 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 20/338 variables, 10/291 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/338 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/339 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/339 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/339 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 339/339 variables, and 292 constraints, problems are : Problem set: 0 solved, 2 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 209/209 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf0 is UNSAT
At refinement iteration 1 (OVERLAPS) 164/168 variables, 81/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/189 variables, 1/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 109/298 variables, 189/271 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 1/272 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/272 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 20/318 variables, 10/282 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/318 variables, 0/282 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 20/338 variables, 10/292 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/338 variables, 0/292 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/339 variables, 1/293 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/339 variables, 0/293 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/339 variables, 0/293 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 339/339 variables, and 293 constraints, problems are : Problem set: 1 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 209/209 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 334ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 106 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=35 )
Parikh walk visited 1 properties in 2 ms.
Found 1 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 8 factoid took 10 ms. Proved property starting from automaton with 2 states, 4 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 864 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SupplyChain-PT-00100-LTLCardinality-13 finished in 6316 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 2 out of 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 783/783 transitions.
Graph (complete) has 1251 edges and 693 vertex of which 692 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Reduce places removed 100 places and 99 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 173 transitions
Trivial Post-agglo rules discarded 173 transitions
Performed 173 trivial Post agglomeration. Transition count delta: 173
Iterating post reduction 0 with 173 rules applied. Total rules applied 174 place count 592 transition count 511
Reduce places removed 173 places and 0 transitions.
Ensure Unique test removed 173 transitions
Reduce isomorphic transitions removed 173 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 1 with 439 rules applied. Total rules applied 613 place count 419 transition count 245
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 2 with 93 rules applied. Total rules applied 706 place count 326 transition count 245
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 100 Pre rules applied. Total rules applied 706 place count 326 transition count 145
Deduced a syphon composed of 100 places in 0 ms
Ensure Unique test removed 3 places
Reduce places removed 103 places and 0 transitions.
Iterating global reduction 3 with 203 rules applied. Total rules applied 909 place count 223 transition count 145
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 909 place count 223 transition count 142
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 915 place count 220 transition count 142
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 916 place count 220 transition count 141
Applied a total of 916 rules in 38 ms. Remains 220 /693 variables (removed 473) and now considering 141/783 (removed 642) transitions.
Running 15 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16492839356557249467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6857991490291855980.kers'
[2026-05-31 19:06:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16492839356557249467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6857991490291855980.kers]
Normalized transition count is 140 out of 141 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 140 rows 220 cols 383 entries
Finished phase 1 with 124 SingleSign rule and 10 generalized
[2026-05-31 19:06:53] [INFO ] Computed 86 invariants in 0 ms
Computed 86 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6857991490291855980.kers
Total runtime 1 ms.
[2026-05-31 19:06:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 80/200 variables, 80/85 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/200 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 10/210 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/210 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 130/340 variables, 210/297 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 20/360 variables, 10/307 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/360 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (OVERLAPS) 1/361 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/361 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 0/361 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 361/361 variables, and 308 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1492 ms.
Refiners :[Positive P Invariants (semi-flows): 85/85 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 220/220 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/14 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/120 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/120 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 80/200 variables, 80/86 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 10/210 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/210 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 130/340 variables, 210/297 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 14/311 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 20/360 variables, 10/321 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/360 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 1/361 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/361 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 14 (OVERLAPS) 0/361 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 361/361 variables, and 322 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1238 ms.
Refiners :[Positive P Invariants (semi-flows): 85/85 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 220/220 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/14 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2738ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 2738ms
[2026-05-31 19:06:56] [INFO ] Invariant cache hit.
[2026-05-31 19:06:56] [INFO ] Implicit Places using invariants in 249 ms returned [207, 210, 211, 213, 219]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 251 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 215/693 places, 141/783 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 215 transition count 136
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 15 place count 210 transition count 131
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 15 place count 210 transition count 126
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 25 place count 205 transition count 126
Applied a total of 25 rules in 18 ms. Remains 205 /215 variables (removed 10) and now considering 126/141 (removed 15) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17052038555180077229.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16606780439293425229.kers'
[2026-05-31 19:06:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17052038555180077229.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16606780439293425229.kers]
Normalized transition count is 125 out of 126 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 125 rows 205 cols 343 entries
Finished phase 1 with 114 SingleSign rule and 10 generalized
[2026-05-31 19:06:56] [INFO ] Computed 81 invariants in 0 ms
Computed 81 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16606780439293425229.kers
Total runtime 1 ms.
[2026-05-31 19:06:56] [INFO ] Implicit Places using invariants in 223 ms returned []
[2026-05-31 19:06:56] [INFO ] Invariant cache hit.
[2026-05-31 19:06:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-31 19:06:57] [INFO ] Implicit Places using invariants and state equation in 305 ms returned []
Implicit Place search using SMT with State Equation took 530 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 205/693 places, 126/783 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3576 ms. Remains : 205/693 places, 126/783 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Running random walk in product with property : SupplyChain-PT-00100-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 281 steps with 13 reset in 7 ms.
FORMULA SupplyChain-PT-00100-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SupplyChain-PT-00100-LTLCardinality-15 finished in 3664 ms.
All properties solved by simple procedures.
Total runtime 153244 ms.

BK_STOP 1780254417251

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SupplyChain-PT-00100"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is SupplyChain-PT-00100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r354-tall-178024402800203"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-00100.tgz
mv SupplyChain-PT-00100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;