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.r034-tall-177946841700099.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)
..............................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BridgeAndVehicles-COL-V50P50N20, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841700099
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 7.2K Mar 5 08:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 5 08:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 5 08:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 5 08:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 07:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Mar 5 08:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 5 08:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 5 08:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 5 08:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 42K Mar 3 18:30 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 BridgeAndVehicles-COL-V50P50N20-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779504467108

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V50P50N20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-23 02:47:48] [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]
[2026-05-23 02:47:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 02:47:48] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-23 02:47:48] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-23 02:47:48] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 520 ms
[2026-05-23 02:47:48] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 138 PT places and 218878.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
[2026-05-23 02:47:48] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2026-05-23 02:47:48] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Remains 13 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
RANDOM walk for 40000 steps (8 resets) in 780 ms. (51 steps per ms) remains 5/27 properties
BEST_FIRST walk for 40001 steps (8 resets) in 202 ms. (197 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (8 resets) in 92 ms. (430 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 100 ms. (396 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (8 resets) in 76 ms. (519 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 77 ms. (512 steps per ms) remains 5/5 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10904844989327469997.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17237668720222801123.kers'
[2026-05-23 02:47:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10904844989327469997.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17237668720222801123.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 10 rows 12 cols 28 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-23 02:47:49] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17237668720222801123.kers
Total runtime 0 ms.
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp20 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/6 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 6/12 variables, 2/4 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/22 variables, 12/16 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 4 solved, 1 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 9/12 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 6/21 variables, 2/14 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/21 variables, 1/15 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/21 variables, 0/15 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/22 variables, 1/16 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/22 variables, 1/17 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 17 constraints, problems are : Problem set: 4 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 1/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 278ms problems are : Problem set: 4 solved, 1 unsolved
Finished Parikh walk after 198 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=99 )
Parikh walk visited 1 properties in 7 ms.
Successfully simplified 4 atomic propositions for a total of 12 simplifications.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 02:47:49] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2026-05-23 02:47:49] [INFO ] Flatten gal took : 14 ms
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 02:47:49] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD $cA 1) 51)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 51) 51) 51)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2026-05-23 02:47:49] [INFO ] Unfolded HLPN to a Petri net with 138 places and 2348 transitions 18090 arcs in 85 ms.
[2026-05-23 02:47:49] [INFO ] Unfolded 10 HLPN properties in 0 ms.
Support contains 15 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Applied a total of 0 rules in 54 ms. Remains 138 /138 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Running 2345 sub problems to find dead transitions.
[2026-05-23 02:47:50] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13278221038875931435.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12087149141429108207.kers'
[2026-05-23 02:47:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13278221038875931435.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12087149141429108207.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 138 cols 1450 entries
Finished phase 1 with 31 SingleSign rule and 100 generalized
[2026-05-23 02:47:50] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12087149141429108207.kers
Total runtime 2 ms.
[2026-05-23 02:47:50] [INFO ] State equation strengthened by 42 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 136/428 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20061 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 0/138 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2345/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2345 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 136/428 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 0/138 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42106ms problems are : Problem set: 0 solved, 2345 unsolved
Search for dead transitions found 0 dead transitions in 42130ms
[2026-05-23 02:48:32] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:48:32] [INFO ] Invariant cache hit.
[2026-05-23 02:48:34] [INFO ] Implicit Places using invariants in 2307 ms returned []
[2026-05-23 02:48:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:48:34] [INFO ] Invariant cache hit.
[2026-05-23 02:48:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:48:35] [INFO ] Implicit Places using invariants and state equation in 1169 ms returned []
Implicit Place search using SMT with State Equation took 3484 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 45779 ms. Remains : 138/138 places, 2348/2348 transitions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Applied a total of 0 rules in 19 ms. Remains 138 /138 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 02:48:35] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:48:35] [INFO ] Invariant cache hit.
[2026-05-23 02:48:36] [INFO ] Implicit Places using invariants in 296 ms returned []
[2026-05-23 02:48:36] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:48:36] [INFO ] Invariant cache hit.
[2026-05-23 02:48:36] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:48:37] [INFO ] Implicit Places using invariants and state equation in 1129 ms returned []
Implicit Place search using SMT with State Equation took 1428 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1450 ms. Remains : 138/138 places, 2348/2348 transitions.
Support contains 15 out of 138 places after structural reductions.
[2026-05-23 02:48:37] [INFO ] Flatten gal took : 145 ms
[2026-05-23 02:48:37] [INFO ] Flatten gal took : 103 ms
[2026-05-23 02:48:37] [INFO ] Input system was already deterministic with 2348 transitions.
RANDOM walk for 40000 steps (92 resets) in 2661 ms. (15 steps per ms) remains 4/24 properties
BEST_FIRST walk for 40004 steps (32 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (44 resets) in 306 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (33 resets) in 211 ms. (188 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (36 resets) in 241 ms. (165 steps per ms) remains 4/4 properties
[2026-05-23 02:48:38] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:48:38] [INFO ] Invariant cache hit.
[2026-05-23 02:48:38] [INFO ] State equation strengthened by 42 read => feed constraints.
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp21 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/9 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 6/15 variables, 2/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 290/305 variables, 15/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 42/61 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/305 variables, 0/61 constraints. Problems are: Problem set: 3 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 123/428 variables, 123/184 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/428 variables, 3/187 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/428 variables, 0/187 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/428 variables, 0/187 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 428/428 variables, and 187 constraints, problems are : Problem set: 3 solved, 1 unsolved in 192 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 204/213 variables, 9/12 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/12 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 192/405 variables, 106/118 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/405 variables, 2/120 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/405 variables, 42/162 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/405 variables, 1/163 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/405 variables, 0/163 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/407 variables, 1/164 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/407 variables, 2/166 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/407 variables, 0/166 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 21/428 variables, 21/187 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/428 variables, 1/188 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/428 variables, 0/188 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/428 variables, 0/188 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 428/428 variables, and 188 constraints, problems are : Problem set: 3 solved, 1 unsolved in 3100 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 138/138 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3315ms problems are : Problem set: 3 solved, 1 unsolved
Parikh walk visited 0 properties in 195 ms.
Support contains 1 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 1302 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 333 ms. Remains 135 /138 variables (removed 3) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 02:48:42] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11952779707926130805.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14036542906547877164.kers'
[2026-05-23 02:48:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11952779707926130805.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14036542906547877164.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 134 cols 1345 entries
Finished phase 1 with 130 SingleSign rule and 0 generalized
[2026-05-23 02:48:42] [INFO ] Computed 5 invariants in 2 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14036542906547877164.kers
Total runtime 2 ms.
[2026-05-23 02:48:42] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
SMT process timed out in 42176ms, After SMT, problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 42182ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42523 ms. Remains : 135/138 places, 2347/2348 transitions.
RANDOM walk for 40000 steps (92 resets) in 471 ms. (84 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (32 resets) in 180 ms. (221 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 251113 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :0 out of 1
Probabilistic random walk after 251113 steps, saw 67237 distinct states, run finished after 3004 ms. (steps per millisecond=83 ) properties seen :0
[2026-05-23 02:49:28] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:28] [INFO ] Invariant cache hit.
[2026-05-23 02:49:28] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 296/399 variables, 108/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/399 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/399 variables, 42/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/399 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/401 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/401 variables, 2/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/424 variables, 23/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/424 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/424 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/424 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 424/424 variables, and 182 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 135/135 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 296/399 variables, 108/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/399 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/399 variables, 42/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/399 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/401 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/401 variables, 2/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/401 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/424 variables, 23/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/424 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/424 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/424 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 424/424 variables, and 183 constraints, problems are : Problem set: 0 solved, 1 unsolved in 975 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 135/135 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1160ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 354 ms.
Support contains 1 out of 135 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2347/2347 transitions.
Applied a total of 0 rules in 192 ms. Remains 135 /135 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 192 ms. Remains : 135/135 places, 2347/2347 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 135/135 places, 2347/2347 transitions.
Applied a total of 0 rules in 409 ms. Remains 135 /135 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2026-05-23 02:49:30] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:30] [INFO ] Invariant cache hit.
[2026-05-23 02:49:30] [INFO ] Implicit Places using invariants in 371 ms returned []
[2026-05-23 02:49:30] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:30] [INFO ] Invariant cache hit.
[2026-05-23 02:49:30] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:49:32] [INFO ] Implicit Places using invariants and state equation in 1554 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1938 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 133/135 places, 2347/2347 transitions.
Applied a total of 0 rules in 177 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2524 ms. Remains : 133/135 places, 2347/2347 transitions.
RANDOM walk for 40000 steps (92 resets) in 350 ms. (113 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (32 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 265398 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :0 out of 1
Probabilistic random walk after 265398 steps, saw 71053 distinct states, run finished after 3001 ms. (steps per millisecond=88 ) properties seen :0
[2026-05-23 02:49:35] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11508152463906726099.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13766993162416067059.kers'
[2026-05-23 02:49:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11508152463906726099.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13766993162416067059.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 02:49:35] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13766993162416067059.kers
Total runtime 1 ms.
[2026-05-23 02:49:35] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/399 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/422 variables, 23/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/422 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/399 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/422 variables, 23/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 422/422 variables, and 181 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1210 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1376ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 145 ms.
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 169 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 133/133 places, 2347/2347 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 169 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2026-05-23 02:49:37] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:37] [INFO ] Invariant cache hit.
[2026-05-23 02:49:37] [INFO ] Implicit Places using invariants in 357 ms returned []
[2026-05-23 02:49:37] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:37] [INFO ] Invariant cache hit.
[2026-05-23 02:49:37] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:49:38] [INFO ] Implicit Places using invariants and state equation in 918 ms returned []
Implicit Place search using SMT with State Equation took 1277 ms to find 0 implicit places.
[2026-05-23 02:49:38] [INFO ] Redundant transitions in 129 ms returned []
Running 2344 sub problems to find dead transitions.
[2026-05-23 02:49:38] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:49:38] [INFO ] Invariant cache hit.
[2026-05-23 02:49:38] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Problem TDEAD1247 is UNSAT
Problem TDEAD1248 is UNSAT
Problem TDEAD1249 is UNSAT
Problem TDEAD1250 is UNSAT
Problem TDEAD1251 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1253 is UNSAT
Problem TDEAD1254 is UNSAT
Problem TDEAD1255 is UNSAT
Problem TDEAD1256 is UNSAT
Problem TDEAD1257 is UNSAT
Problem TDEAD1258 is UNSAT
Problem TDEAD1259 is UNSAT
Problem TDEAD1260 is UNSAT
Problem TDEAD1261 is UNSAT
Problem TDEAD1262 is UNSAT
Problem TDEAD1263 is UNSAT
Problem TDEAD1264 is UNSAT
Problem TDEAD1265 is UNSAT
Problem TDEAD1266 is UNSAT
Problem TDEAD1267 is UNSAT
Problem TDEAD1268 is UNSAT
Problem TDEAD1269 is UNSAT
Problem TDEAD1270 is UNSAT
Problem TDEAD1271 is UNSAT
Problem TDEAD1272 is UNSAT
Problem TDEAD1273 is UNSAT
Problem TDEAD1274 is UNSAT
Problem TDEAD1275 is UNSAT
Problem TDEAD1276 is UNSAT
Problem TDEAD1277 is UNSAT
Problem TDEAD1278 is UNSAT
Problem TDEAD1279 is UNSAT
Problem TDEAD1280 is UNSAT
Problem TDEAD1281 is UNSAT
Problem TDEAD1282 is UNSAT
Problem TDEAD1283 is UNSAT
Problem TDEAD1284 is UNSAT
Problem TDEAD1285 is UNSAT
Problem TDEAD1286 is UNSAT
Problem TDEAD1287 is UNSAT
Problem TDEAD1288 is UNSAT
Problem TDEAD1289 is UNSAT
Problem TDEAD1290 is UNSAT
Problem TDEAD1291 is UNSAT
Problem TDEAD1292 is UNSAT
Problem TDEAD1293 is UNSAT
Problem TDEAD1294 is UNSAT
Problem TDEAD1295 is UNSAT
Problem TDEAD1296 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 133/422 variables, and 7 constraints, problems are : Problem set: 50 solved, 2294 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 50 solved, 2294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 50 solved, 2294 unsolved
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD221 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD227 is UNSAT
Problem TDEAD228 is UNSAT
Problem TDEAD229 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
Problem TDEAD238 is UNSAT
Problem TDEAD239 is UNSAT
Problem TDEAD240 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD243 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 2/7 constraints. Problems are: Problem set: 100 solved, 2244 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 133/422 variables, and 7 constraints, problems are : Problem set: 100 solved, 2244 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2153/141 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61797ms problems are : Problem set: 100 solved, 2244 unsolved
Search for dead transitions found 100 dead transitions in 61803ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) removed 100 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 133/133 places, 2247/2347 transitions.
Applied a total of 0 rules in 151 ms. Remains 133 /133 variables (removed 0) and now considering 2247/2247 (removed 0) transitions.
[2026-05-23 02:50:40] [INFO ] Redundant transitions in 66 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 63617 ms. Remains : 133/133 places, 2247/2347 transitions.
Successfully simplified 3 atomic propositions for a total of 10 simplifications.
Computed a total of 111 stabilizing places and 204 stable transitions
Graph (complete) has 3850 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.19 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) U p1)||X(X(F(p2))))))'
Support contains 7 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 137 transition count 2348
Applied a total of 1 rules in 13 ms. Remains 137 /138 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
Running 2345 sub problems to find dead transitions.
[2026-05-23 02:50:41] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5989636884507331873.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1172281676064877917.kers'
[2026-05-23 02:50:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5989636884507331873.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1172281676064877917.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 137 cols 1449 entries
Finished phase 1 with 81 SingleSign rule and 50 generalized
[2026-05-23 02:50:41] [INFO ] Computed 6 invariants in 2 ms
Computed 6 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1172281676064877917.kers
Total runtime 3 ms.
[2026-05-23 02:50:41] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 136/427 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, State Equation: 0/137 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2345/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2345 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 136/427 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20043 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, State Equation: 0/137 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41828ms problems are : Problem set: 0 solved, 2345 unsolved
Search for dead transitions found 0 dead transitions in 41835ms
[2026-05-23 02:51:22] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:51:22] [INFO ] Invariant cache hit.
[2026-05-23 02:51:23] [INFO ] Implicit Places using invariants in 308 ms returned []
[2026-05-23 02:51:23] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:51:23] [INFO ] Invariant cache hit.
[2026-05-23 02:51:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:51:24] [INFO ] Implicit Places using invariants and state equation in 1167 ms returned [54, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1480 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 135/138 places, 2348/2348 transitions.
Applied a total of 0 rules in 14 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43349 ms. Remains : 135/138 places, 2348/2348 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) U p1)||X(X(F(p2))))))'
Stuttering acceptance computed with spot in 1209 ms :[(AND (NOT p1) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-00
Stuttering criterion allowed to conclude after 88396 steps with 1323 reset in 875 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-00 finished in 45534 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)&&F(G(p1)))))'
Support contains 2 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 3850 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.12 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 336 ms. Remains 135 /138 variables (removed 3) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 02:51:26] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14595763112865285207.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1077804852697872395.kers'
[2026-05-23 02:51:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14595763112865285207.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1077804852697872395.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 289 rows 134 cols 1345 entries
Finished phase 1 with 130 SingleSign rule and 0 generalized
[2026-05-23 02:51:26] [INFO ] Computed 5 invariants in 4 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1077804852697872395.kers
Total runtime 5 ms.
[2026-05-23 02:51:26] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
SMT process timed out in 41820ms, After SMT, problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41825ms
[2026-05-23 02:52:08] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:52:08] [INFO ] Invariant cache hit.
[2026-05-23 02:52:09] [INFO ] Implicit Places using invariants in 333 ms returned []
[2026-05-23 02:52:09] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:52:09] [INFO ] Invariant cache hit.
[2026-05-23 02:52:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:52:10] [INFO ] Implicit Places using invariants and state equation in 1478 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1817 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 133/138 places, 2347/2348 transitions.
Applied a total of 0 rules in 191 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 44174 ms. Remains : 133/138 places, 2347/2348 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)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-01
Product exploration explored 100000 steps with 614 reset in 592 ms.
Product exploration explored 100000 steps with 617 reset in 629 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 7 factoid took 55 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 40001 steps (92 resets) in 647 ms. (61 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (32 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
[2026-05-23 02:52:12] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3735599002629316540.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18433567532039208313.kers'
[2026-05-23 02:52:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3735599002629316540.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18433567532039208313.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 02:52:12] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18433567532039208313.kers
Total runtime 1 ms.
[2026-05-23 02:52:12] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/399 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/422 variables, 23/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/422 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/399 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/422 variables, 23/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 422/422 variables, and 181 constraints, problems are : Problem set: 0 solved, 1 unsolved in 862 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1021ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 357 ms.
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 174 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 02:52:14] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:52:14] [INFO ] Invariant cache hit.
[2026-05-23 02:52:14] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41790ms problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41795ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41976 ms. Remains : 133/133 places, 2347/2347 transitions.
RANDOM walk for 40000 steps (92 resets) in 390 ms. (102 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (32 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 297351 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 1
Probabilistic random walk after 297351 steps, saw 79450 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2026-05-23 02:52:58] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:52:58] [INFO ] Invariant cache hit.
[2026-05-23 02:52:58] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/399 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/422 variables, 23/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/422 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/399 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/422 variables, 23/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 422/422 variables, and 181 constraints, problems are : Problem set: 0 solved, 1 unsolved in 896 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1074ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 361 ms.
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 177 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 133/133 places, 2347/2347 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 186 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2026-05-23 02:53:00] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:00] [INFO ] Invariant cache hit.
[2026-05-23 02:53:01] [INFO ] Implicit Places using invariants in 340 ms returned []
[2026-05-23 02:53:01] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:01] [INFO ] Invariant cache hit.
[2026-05-23 02:53:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:02] [INFO ] Implicit Places using invariants and state equation in 939 ms returned []
Implicit Place search using SMT with State Equation took 1281 ms to find 0 implicit places.
[2026-05-23 02:53:02] [INFO ] Redundant transitions in 145 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1621 ms. Remains : 133/133 places, 2347/2347 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 2058 transitions
Reduce isomorphic transitions removed 2058 transitions.
Iterating post reduction 0 with 2058 rules applied. Total rules applied 2058 place count 133 transition count 289
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 2062 place count 131 transition count 287
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2064 place count 131 transition count 285
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 2066 place count 129 transition count 285
Applied a total of 2066 rules in 22 ms. Remains 129 /133 variables (removed 4) and now considering 285/2347 (removed 2062) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8070464908462419806.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-574286888530915713.kers'
[2026-05-23 02:53:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8070464908462419806.kers, --Pflows, --basisKERS=/tmp/petrispot-output-574286888530915713.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 285 rows 128 cols 1131 entries
Finished phase 1 with 124 SingleSign rule and 0 generalized
[2026-05-23 02:53:02] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-574286888530915713.kers
Total runtime 1 ms.
[2026-05-23 02:53:02] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 02:53:02] [INFO ] After 131ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 02:53:02] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2026-05-23 02:53:02] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-23 02:53:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 02:53:02] [INFO ] After 62ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 02:53:02] [INFO ] After 157ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 02:53:02] [INFO ] After 365ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 539 ms.
Knowledge based reduction with 7 factoid took 76 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-05-23 02:53:02] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2828637516289212365.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7116836453474380953.kers'
[2026-05-23 02:53:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2828637516289212365.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7116836453474380953.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 02:53:02] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7116836453474380953.kers
Total runtime 2 ms.
[2026-05-23 02:53:03] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2026-05-23 02:53:03] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2026-05-23 02:53:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:53:04] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 02:53:04] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2026-05-23 02:53:04] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:05] [INFO ] [Nat]Added 42 Read/Feed constraints in 1066 ms returned sat
[2026-05-23 02:53:05] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 90 ms.
[2026-05-23 02:53:05] [INFO ] Added : 20 causal constraints over 4 iterations in 316 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 53618 ms.
Stuttering acceptance computed with spot in 92 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 187 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 02:53:06] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:06] [INFO ] Invariant cache hit.
[2026-05-23 02:53:06] [INFO ] Implicit Places using invariants in 335 ms returned []
[2026-05-23 02:53:06] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:06] [INFO ] Invariant cache hit.
[2026-05-23 02:53:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:07] [INFO ] Implicit Places using invariants and state equation in 839 ms returned []
Implicit Place search using SMT with State Equation took 1176 ms to find 0 implicit places.
[2026-05-23 02:53:07] [INFO ] Redundant transitions in 73 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1441 ms. Remains : 133/133 places, 2347/2347 transitions.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 7 factoid took 65 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (92 resets) in 473 ms. (84 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (32 resets) in 181 ms. (219 steps per ms) remains 1/1 properties
[2026-05-23 02:53:07] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:07] [INFO ] Invariant cache hit.
[2026-05-23 02:53:07] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/399 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/422 variables, 23/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/422 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/399 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/422 variables, 23/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 422/422 variables, and 181 constraints, problems are : Problem set: 0 solved, 1 unsolved in 875 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1026ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 352 ms.
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 186 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 133/133 places, 2347/2347 transitions.
RANDOM walk for 40000 steps (92 resets) in 397 ms. (100 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (32 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 308100 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 308100 steps, saw 82237 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-23 02:53:12] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:12] [INFO ] Invariant cache hit.
[2026-05-23 02:53:12] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/399 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/399 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 23/422 variables, 23/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/422 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 157 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 101/103 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 294/397 variables, 106/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 42/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/397 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/399 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/399 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/399 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 23/422 variables, 23/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/422 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 422/422 variables, and 181 constraints, problems are : Problem set: 0 solved, 1 unsolved in 868 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1032ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 357 ms.
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 182 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 133/133 places, 2347/2347 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 179 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2026-05-23 02:53:14] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:14] [INFO ] Invariant cache hit.
[2026-05-23 02:53:14] [INFO ] Implicit Places using invariants in 336 ms returned []
[2026-05-23 02:53:14] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:14] [INFO ] Invariant cache hit.
[2026-05-23 02:53:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:15] [INFO ] Implicit Places using invariants and state equation in 920 ms returned []
Implicit Place search using SMT with State Equation took 1257 ms to find 0 implicit places.
[2026-05-23 02:53:15] [INFO ] Redundant transitions in 74 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1515 ms. Remains : 133/133 places, 2347/2347 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 2058 transitions
Reduce isomorphic transitions removed 2058 transitions.
Iterating post reduction 0 with 2058 rules applied. Total rules applied 2058 place count 133 transition count 289
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 2062 place count 131 transition count 287
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2064 place count 131 transition count 285
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 2066 place count 129 transition count 285
Applied a total of 2066 rules in 13 ms. Remains 129 /133 variables (removed 4) and now considering 285/2347 (removed 2062) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10163570541913566228.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5196232153658103517.kers'
[2026-05-23 02:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10163570541913566228.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5196232153658103517.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 285 rows 128 cols 1131 entries
Finished phase 1 with 124 SingleSign rule and 0 generalized
[2026-05-23 02:53:15] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5196232153658103517.kers
Total runtime 2 ms.
[2026-05-23 02:53:15] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2026-05-23 02:53:15] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 02:53:15] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2026-05-23 02:53:15] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-23 02:53:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 02:53:15] [INFO ] After 62ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 02:53:15] [INFO ] After 158ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 02:53:15] [INFO ] After 368ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 502 ms.
Knowledge based reduction with 7 factoid took 73 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2026-05-23 02:53:16] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18114150168905810352.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14391637831559751682.kers'
[2026-05-23 02:53:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18114150168905810352.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14391637831559751682.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 02:53:16] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14391637831559751682.kers
Total runtime 2 ms.
[2026-05-23 02:53:16] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2026-05-23 02:53:16] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2026-05-23 02:53:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:53:17] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2026-05-23 02:53:17] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2026-05-23 02:53:17] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:18] [INFO ] [Nat]Added 42 Read/Feed constraints in 1079 ms returned sat
[2026-05-23 02:53:18] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 38 ms.
[2026-05-23 02:53:18] [INFO ] Added : 20 causal constraints over 4 iterations in 240 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 11540 ms.
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 615 reset in 584 ms.
Product exploration explored 100000 steps with 615 reset in 576 ms.
Built C files in :
/tmp/ltsmin498830282977577998
[2026-05-23 02:53:20] [INFO ] Too many transitions (2347) to apply POR reductions. Disabling POR matrices.
[2026-05-23 02:53:20] [INFO ] Built C files in 65ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin498830282977577998
Running compilation step : cd /tmp/ltsmin498830282977577998;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin498830282977577998;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin498830282977577998;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 182 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 02:53:23] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:23] [INFO ] Invariant cache hit.
[2026-05-23 02:53:23] [INFO ] Implicit Places using invariants in 343 ms returned []
[2026-05-23 02:53:23] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 02:53:23] [INFO ] Invariant cache hit.
[2026-05-23 02:53:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:53:24] [INFO ] Implicit Places using invariants and state equation in 835 ms returned []
Implicit Place search using SMT with State Equation took 1182 ms to find 0 implicit places.
[2026-05-23 02:53:24] [INFO ] Redundant transitions in 73 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1443 ms. Remains : 133/133 places, 2347/2347 transitions.
Built C files in :
/tmp/ltsmin2140953305928011538
[2026-05-23 02:53:24] [INFO ] Too many transitions (2347) to apply POR reductions. Disabling POR matrices.
[2026-05-23 02:53:24] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2140953305928011538
Running compilation step : cd /tmp/ltsmin2140953305928011538;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2140953305928011538;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2140953305928011538;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 02:53:28] [INFO ] Flatten gal took : 65 ms
[2026-05-23 02:53:28] [INFO ] Flatten gal took : 62 ms
[2026-05-23 02:53:28] [INFO ] Time to serialize gal into /tmp/LTL6788941397223740188.gal : 31 ms
[2026-05-23 02:53:28] [INFO ] Time to serialize properties into /tmp/LTL6037492174732868876.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6788941397223740188.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11057013576894360291.hoa' '-atoms' '/tmp/LTL6037492174732868876.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL6037492174732868876.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11057013576894360291.hoa
Detected timeout of ITS tools.
[2026-05-23 02:53:43] [INFO ] Flatten gal took : 49 ms
[2026-05-23 02:53:43] [INFO ] Flatten gal took : 47 ms
[2026-05-23 02:53:43] [INFO ] Time to serialize gal into /tmp/LTL1459401918219453483.gal : 19 ms
[2026-05-23 02:53:43] [INFO ] Time to serialize properties into /tmp/LTL8321460598634413786.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1459401918219453483.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8321460598634413786.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((G((F("(ROUTE_A<3)"))&&(F(G("(CAPACITE>=2)"))))))
Formula 0 simplified : F(G!"(ROUTE_A<3)" | GF!"(CAPACITE>=2)")
Detected timeout of ITS tools.
[2026-05-23 02:53:58] [INFO ] Flatten gal took : 46 ms
[2026-05-23 02:53:58] [INFO ] Applying decomposition
[2026-05-23 02:53:58] [INFO ] Flatten gal took : 45 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18201713885215477359.txt' '-o' '/tmp/graph18201713885215477359.bin' '-w' '/tmp/graph18201713885215477359.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18201713885215477359.bin' '-l' '-1' '-v' '-w' '/tmp/graph18201713885215477359.weights' '-q' '0' '-e' '0.001'
[2026-05-23 02:53:58] [INFO ] Decomposing Gal with order
[2026-05-23 02:53:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 02:53:59] [INFO ] Removed a total of 4373 redundant transitions.
[2026-05-23 02:53:59] [INFO ] Flatten gal took : 628 ms
[2026-05-23 02:53:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 327 labels/synchronizations in 29 ms.
[2026-05-23 02:53:59] [INFO ] Time to serialize gal into /tmp/LTL5189551369413055565.gal : 3 ms
[2026-05-23 02:53:59] [INFO ] Time to serialize properties into /tmp/LTL857178545932916174.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5189551369413055565.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL857178545932916174.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...253
Read 1 LTL properties
Checking formula 0 : !((G((F("(i2.u3.ROUTE_A<3)"))&&(F(G("(u1.CAPACITE>=2)"))))))
Formula 0 simplified : F(G!"(i2.u3.ROUTE_A<3)" | GF!"(u1.CAPACITE>=2)")
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-01 finished in 168033 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' '!(F(G(p0)))'
Support contains 1 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 3850 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 131 transition count 2344
Applied a total of 10 rules in 298 ms. Remains 131 /138 variables (removed 7) and now considering 2344/2348 (removed 4) transitions.
[2026-05-23 02:54:14] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-65835344829188856.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15428832151300580682.kers'
[2026-05-23 02:54:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-65835344829188856.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15428832151300580682.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 286 rows 131 cols 1240 entries
Finished phase 1 with 127 SingleSign rule and 0 generalized
[2026-05-23 02:54:14] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15428832151300580682.kers
Total runtime 2 ms.
[2026-05-23 02:54:15] [INFO ] Implicit Places using invariants in 332 ms returned []
[2026-05-23 02:54:15] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:54:15] [INFO ] Invariant cache hit.
[2026-05-23 02:54:15] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:54:16] [INFO ] Implicit Places using invariants and state equation in 866 ms returned [52, 104]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1204 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 129/138 places, 2344/2348 transitions.
Applied a total of 0 rules in 201 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1704 ms. Remains : 129/138 places, 2344/2348 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' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-02
Product exploration explored 100000 steps with 323 reset in 867 ms.
Product exploration explored 100000 steps with 323 reset in 800 ms.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/129 stabilizing places and 202/2344 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 56 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 542 steps (0 resets) in 7 ms. (67 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 61 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2026-05-23 02:54:18] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8494040197154151740.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17730439304601734404.kers'
[2026-05-23 02:54:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8494040197154151740.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17730439304601734404.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 286 rows 129 cols 1038 entries
Finished phase 1 with 125 SingleSign rule and 0 generalized
[2026-05-23 02:54:18] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17730439304601734404.kers
Total runtime 2 ms.
[2026-05-23 02:54:18] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2026-05-23 02:54:18] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2026-05-23 02:54:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:54:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-23 02:54:19] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2026-05-23 02:54:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:54:21] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-23 02:54:22] [INFO ] [Nat]Added 42 Read/Feed constraints in 2945 ms returned sat
[2026-05-23 02:54:22] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 163 transitions) in 33 ms.
[2026-05-23 02:54:23] [INFO ] Added : 21 causal constraints over 5 iterations in 552 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 5051 ms.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Support contains 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 2344/2344 transitions.
Applied a total of 0 rules in 184 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
[2026-05-23 02:54:23] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:54:23] [INFO ] Invariant cache hit.
[2026-05-23 02:54:23] [INFO ] Implicit Places using invariants in 308 ms returned []
[2026-05-23 02:54:23] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:54:23] [INFO ] Invariant cache hit.
[2026-05-23 02:54:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:54:24] [INFO ] Implicit Places using invariants and state equation in 698 ms returned []
Implicit Place search using SMT with State Equation took 1008 ms to find 0 implicit places.
[2026-05-23 02:54:24] [INFO ] Redundant transitions in 76 ms returned []
Running 2341 sub problems to find dead transitions.
[2026-05-23 02:54:24] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:54:24] [INFO ] Invariant cache hit.
[2026-05-23 02:54:24] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2341 unsolved
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD1294 is UNSAT
Problem TDEAD1295 is UNSAT
Problem TDEAD1296 is UNSAT
Problem TDEAD1297 is UNSAT
Problem TDEAD1298 is UNSAT
Problem TDEAD1299 is UNSAT
Problem TDEAD1300 is UNSAT
Problem TDEAD1301 is UNSAT
Problem TDEAD1302 is UNSAT
Problem TDEAD1303 is UNSAT
Problem TDEAD1304 is UNSAT
Problem TDEAD1305 is UNSAT
Problem TDEAD1306 is UNSAT
Problem TDEAD1307 is UNSAT
Problem TDEAD1308 is UNSAT
Problem TDEAD1309 is UNSAT
Problem TDEAD1310 is UNSAT
Problem TDEAD1311 is UNSAT
Problem TDEAD1312 is UNSAT
Problem TDEAD1313 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1315 is UNSAT
Problem TDEAD1316 is UNSAT
Problem TDEAD1317 is UNSAT
Problem TDEAD1318 is UNSAT
Problem TDEAD1319 is UNSAT
Problem TDEAD1320 is UNSAT
Problem TDEAD1321 is UNSAT
Problem TDEAD1322 is UNSAT
Problem TDEAD1323 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1325 is UNSAT
Problem TDEAD1326 is UNSAT
Problem TDEAD1327 is UNSAT
Problem TDEAD1328 is UNSAT
Problem TDEAD1329 is UNSAT
Problem TDEAD1330 is UNSAT
Problem TDEAD1331 is UNSAT
Problem TDEAD1332 is UNSAT
Problem TDEAD1333 is UNSAT
Problem TDEAD1334 is UNSAT
Problem TDEAD1335 is UNSAT
Problem TDEAD1336 is UNSAT
Problem TDEAD1337 is UNSAT
Problem TDEAD1338 is UNSAT
Problem TDEAD1339 is UNSAT
Problem TDEAD1340 is UNSAT
Problem TDEAD1341 is UNSAT
Problem TDEAD1342 is UNSAT
Problem TDEAD1343 is UNSAT
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 129/415 variables, and 5 constraints, problems are : Problem set: 99 solved, 2242 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2341/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 99 solved, 2242 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 99 solved, 2242 unsolved
Problem TDEAD243 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/129 variables, 1/5 constraints. Problems are: Problem set: 100 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/415 variables, and 5 constraints, problems are : Problem set: 100 solved, 2241 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2142/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61876ms problems are : Problem set: 100 solved, 2241 unsolved
Search for dead transitions found 100 dead transitions in 61883ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) removed 100 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 129/129 places, 2244/2344 transitions.
Applied a total of 0 rules in 172 ms. Remains 129 /129 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 02:55:26] [INFO ] Redundant transitions in 66 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 63413 ms. Remains : 129/129 places, 2244/2344 transitions.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/129 stabilizing places and 202/2244 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 69 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
RANDOM walk for 570 steps (0 resets) in 10 ms. (51 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2026-05-23 02:55:26] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9046776116502616957.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4569348852534143265.kers'
[2026-05-23 02:55:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9046776116502616957.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4569348852534143265.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 129 cols 1034 entries
Finished phase 1 with 125 SingleSign rule and 0 generalized
[2026-05-23 02:55:26] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4569348852534143265.kers
Total runtime 2 ms.
[2026-05-23 02:55:27] [INFO ] [Real]Absence check using 4 positive place invariants in 10 ms returned sat
[2026-05-23 02:55:27] [INFO ] [Real]Absence check using state equation in 377 ms returned sat
[2026-05-23 02:55:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:55:28] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-23 02:55:28] [INFO ] [Nat]Absence check using state equation in 192 ms returned sat
[2026-05-23 02:55:28] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 02:55:29] [INFO ] [Nat]Added 40 Read/Feed constraints in 1349 ms returned sat
[2026-05-23 02:55:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 262 ms
[2026-05-23 02:55:30] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 161 transitions) in 36 ms.
[2026-05-23 02:55:30] [INFO ] Added : 18 causal constraints over 4 iterations in 633 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 4161 ms.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 324 reset in 792 ms.
Product exploration explored 100000 steps with 324 reset in 791 ms.
Built C files in :
/tmp/ltsmin13835554544944190685
[2026-05-23 02:55:32] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 02:55:32] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13835554544944190685
Running compilation step : cd /tmp/ltsmin13835554544944190685;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13835554544944190685;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13835554544944190685;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 2244/2244 transitions.
Applied a total of 0 rules in 157 ms. Remains 129 /129 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 02:55:35] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:55:35] [INFO ] Invariant cache hit.
[2026-05-23 02:55:35] [INFO ] Implicit Places using invariants in 310 ms returned []
[2026-05-23 02:55:35] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:55:35] [INFO ] Invariant cache hit.
[2026-05-23 02:55:36] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 02:55:36] [INFO ] Implicit Places using invariants and state equation in 696 ms returned []
Implicit Place search using SMT with State Equation took 1008 ms to find 0 implicit places.
[2026-05-23 02:55:36] [INFO ] Redundant transitions in 70 ms returned []
Running 2241 sub problems to find dead transitions.
[2026-05-23 02:55:36] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:55:36] [INFO ] Invariant cache hit.
[2026-05-23 02:55:36] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 129/413 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2241/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/413 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2141/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61760ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 61764ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63009 ms. Remains : 129/129 places, 2244/2244 transitions.
Built C files in :
/tmp/ltsmin12834379491553977654
[2026-05-23 02:56:38] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 02:56:38] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12834379491553977654
Running compilation step : cd /tmp/ltsmin12834379491553977654;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12834379491553977654;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12834379491553977654;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 37 ms
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 37 ms
[2026-05-23 02:56:41] [INFO ] Time to serialize gal into /tmp/LTL16025622007228167534.gal : 13 ms
[2026-05-23 02:56:41] [INFO ] Time to serialize properties into /tmp/LTL18233466804771920156.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16025622007228167534.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2793099051067355868.hoa' '-atoms' '/tmp/LTL18233466804771920156.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL18233466804771920156.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2793099051067355868.hoa
Detected timeout of ITS tools.
[2026-05-23 02:56:56] [INFO ] Flatten gal took : 34 ms
[2026-05-23 02:56:56] [INFO ] Flatten gal took : 34 ms
[2026-05-23 02:56:56] [INFO ] Time to serialize gal into /tmp/LTL10754339312969099392.gal : 11 ms
[2026-05-23 02:56:56] [INFO ] Time to serialize properties into /tmp/LTL5806063181797022851.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10754339312969099392.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5806063181797022851.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G("(ROUTE_B<3)"))))
Formula 0 simplified : GF!"(ROUTE_B<3)"
Detected timeout of ITS tools.
[2026-05-23 02:57:11] [INFO ] Flatten gal took : 32 ms
[2026-05-23 02:57:11] [INFO ] Applying decomposition
[2026-05-23 02:57:11] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8186957848881822662.txt' '-o' '/tmp/graph8186957848881822662.bin' '-w' '/tmp/graph8186957848881822662.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8186957848881822662.bin' '-l' '-1' '-v' '-w' '/tmp/graph8186957848881822662.weights' '-q' '0' '-e' '0.001'
[2026-05-23 02:57:12] [INFO ] Decomposing Gal with order
[2026-05-23 02:57:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 02:57:12] [INFO ] Removed a total of 4076 redundant transitions.
[2026-05-23 02:57:12] [INFO ] Flatten gal took : 339 ms
[2026-05-23 02:57:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 325 labels/synchronizations in 22 ms.
[2026-05-23 02:57:12] [INFO ] Time to serialize gal into /tmp/LTL2202027793154813458.gal : 2 ms
[2026-05-23 02:57:12] [INFO ] Time to serialize properties into /tmp/LTL3138219113971670569.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2202027793154813458.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3138219113971670569.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F(G("(i0.u0.ROUTE_B<3)"))))
Formula 0 simplified : GF!"(i0.u0.ROUTE_B<3)"
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-02 finished in 193019 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(p0))'
Support contains 3 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 137 transition count 2348
Applied a total of 1 rules in 15 ms. Remains 137 /138 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
Running 2345 sub problems to find dead transitions.
[2026-05-23 02:57:27] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16868682995612070182.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2047048721529509207.kers'
[2026-05-23 02:57:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16868682995612070182.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2047048721529509207.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 137 cols 1449 entries
Finished phase 1 with 81 SingleSign rule and 50 generalized
[2026-05-23 02:57:27] [INFO ] Computed 6 invariants in 3 ms
Computed 6 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-2047048721529509207.kers
Total runtime 4 ms.
[2026-05-23 02:57:27] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 136/427 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, State Equation: 0/137 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2345/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2345 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/136 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2345 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 136/427 variables, and 6 constraints, problems are : Problem set: 0 solved, 2345 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/6 constraints, State Equation: 0/137 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41789ms problems are : Problem set: 0 solved, 2345 unsolved
Search for dead transitions found 0 dead transitions in 41794ms
[2026-05-23 02:58:09] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:58:09] [INFO ] Invariant cache hit.
[2026-05-23 02:58:09] [INFO ] Implicit Places using invariants in 356 ms returned []
[2026-05-23 02:58:09] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:58:09] [INFO ] Invariant cache hit.
[2026-05-23 02:58:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:58:11] [INFO ] Implicit Places using invariants and state equation in 1435 ms returned [53, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1794 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 135/138 places, 2348/2348 transitions.
Applied a total of 0 rules in 17 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43625 ms. Remains : 135/138 places, 2348/2348 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(p0))'
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 750 ms.
Product exploration explored 100000 steps with 50000 reset in 755 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Graph (complete) has 3641 edges and 135 vertex of which 134 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.8 ms
Computed a total of 108 stabilizing places and 204 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 16 ms. Proved property starting from automaton with 3 states, 3 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 34 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-05 finished in 45278 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(((p0 U p1)&&X(G((X(X(p2))||G(p3)))))))'
Support contains 5 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 137 transition count 2348
Applied a total of 1 rules in 16 ms. Remains 137 /138 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 02:58:12] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11576448307050327310.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8606054025384364347.kers'
[2026-05-23 02:58:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11576448307050327310.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8606054025384364347.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 137 cols 1449 entries
Finished phase 1 with 81 SingleSign rule and 50 generalized
[2026-05-23 02:58:12] [INFO ] Computed 6 invariants in 3 ms
Computed 6 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8606054025384364347.kers
Total runtime 5 ms.
[2026-05-23 02:58:13] [INFO ] Implicit Places using invariants in 347 ms returned []
[2026-05-23 02:58:13] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2026-05-23 02:58:13] [INFO ] Invariant cache hit.
[2026-05-23 02:58:13] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:58:14] [INFO ] Implicit Places using invariants and state equation in 967 ms returned []
Implicit Place search using SMT with State Equation took 1315 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 137/138 places, 2348/2348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1331 ms. Remains : 137/138 places, 2348/2348 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(((p0 U p1)&&X(G((X(X(p2))||G(p3)))))))'
Stuttering acceptance computed with spot in 430 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p1), (AND (NOT p3) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p3) p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 37 steps with 5 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-06 finished in 1811 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' '!(F(p0))'
Support contains 1 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 3850 edges and 138 vertex of which 136 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 131 transition count 2344
Applied a total of 10 rules in 239 ms. Remains 131 /138 variables (removed 7) and now considering 2344/2348 (removed 4) transitions.
[2026-05-23 02:58:14] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11528541189448656929.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11970442842982004173.kers'
[2026-05-23 02:58:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11528541189448656929.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11970442842982004173.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 286 rows 131 cols 1240 entries
Finished phase 1 with 127 SingleSign rule and 0 generalized
[2026-05-23 02:58:14] [INFO ] Computed 4 invariants in 3 ms
Computed 4 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-11970442842982004173.kers
Total runtime 5 ms.
[2026-05-23 02:58:15] [INFO ] Implicit Places using invariants in 340 ms returned []
[2026-05-23 02:58:15] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:58:15] [INFO ] Invariant cache hit.
[2026-05-23 02:58:15] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:58:16] [INFO ] Implicit Places using invariants and state equation in 804 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1149 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 130/138 places, 2344/2348 transitions.
Applied a total of 0 rules in 189 ms. Remains 130 /130 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1577 ms. Remains : 130/138 places, 2344/2348 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' '!(F(p0))'
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-08
Product exploration explored 100000 steps with 26300 reset in 652 ms.
Product exploration explored 100000 steps with 26291 reset in 650 ms.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/130 stabilizing places and 202/2344 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 8 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 93 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2026-05-23 02:58:17] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18349173554751106173.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14911771207140450697.kers'
[2026-05-23 02:58:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18349173554751106173.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14911771207140450697.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 286 rows 130 cols 1139 entries
Finished phase 1 with 126 SingleSign rule and 0 generalized
[2026-05-23 02:58:17] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14911771207140450697.kers
Total runtime 1 ms.
[2026-05-23 02:58:18] [INFO ] [Real]Absence check using 4 positive place invariants in 12 ms returned sat
[2026-05-23 02:58:19] [INFO ] [Real]Absence check using state equation in 451 ms returned sat
[2026-05-23 02:58:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:58:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-23 02:58:19] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2026-05-23 02:58:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:58:20] [INFO ] [Nat]Added 42 Read/Feed constraints in 247 ms returned sat
[2026-05-23 02:58:20] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 163 transitions) in 37 ms.
[2026-05-23 02:58:20] [INFO ] Added : 21 causal constraints over 5 iterations in 441 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 2777 ms.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Support contains 1 out of 130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 130/130 places, 2344/2344 transitions.
Applied a total of 0 rules in 180 ms. Remains 130 /130 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
[2026-05-23 02:58:20] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:58:20] [INFO ] Invariant cache hit.
[2026-05-23 02:58:21] [INFO ] Implicit Places using invariants in 334 ms returned []
[2026-05-23 02:58:21] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:58:21] [INFO ] Invariant cache hit.
[2026-05-23 02:58:21] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 02:58:21] [INFO ] Implicit Places using invariants and state equation in 652 ms returned []
Implicit Place search using SMT with State Equation took 987 ms to find 0 implicit places.
[2026-05-23 02:58:21] [INFO ] Redundant transitions in 78 ms returned []
Running 2341 sub problems to find dead transitions.
[2026-05-23 02:58:21] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 02:58:21] [INFO ] Invariant cache hit.
[2026-05-23 02:58:21] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2341 unsolved
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD1294 is UNSAT
Problem TDEAD1295 is UNSAT
Problem TDEAD1296 is UNSAT
Problem TDEAD1297 is UNSAT
Problem TDEAD1298 is UNSAT
Problem TDEAD1299 is UNSAT
Problem TDEAD1300 is UNSAT
Problem TDEAD1301 is UNSAT
Problem TDEAD1302 is UNSAT
Problem TDEAD1303 is UNSAT
Problem TDEAD1304 is UNSAT
Problem TDEAD1305 is UNSAT
Problem TDEAD1306 is UNSAT
Problem TDEAD1307 is UNSAT
Problem TDEAD1308 is UNSAT
Problem TDEAD1309 is UNSAT
Problem TDEAD1310 is UNSAT
Problem TDEAD1311 is UNSAT
Problem TDEAD1312 is UNSAT
Problem TDEAD1313 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1315 is UNSAT
Problem TDEAD1316 is UNSAT
Problem TDEAD1317 is UNSAT
Problem TDEAD1318 is UNSAT
Problem TDEAD1319 is UNSAT
Problem TDEAD1320 is UNSAT
Problem TDEAD1321 is UNSAT
Problem TDEAD1322 is UNSAT
Problem TDEAD1323 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1325 is UNSAT
Problem TDEAD1326 is UNSAT
Problem TDEAD1327 is UNSAT
Problem TDEAD1328 is UNSAT
Problem TDEAD1329 is UNSAT
Problem TDEAD1330 is UNSAT
Problem TDEAD1331 is UNSAT
Problem TDEAD1332 is UNSAT
Problem TDEAD1333 is UNSAT
Problem TDEAD1334 is UNSAT
Problem TDEAD1335 is UNSAT
Problem TDEAD1336 is UNSAT
Problem TDEAD1337 is UNSAT
Problem TDEAD1338 is UNSAT
Problem TDEAD1339 is UNSAT
Problem TDEAD1340 is UNSAT
Problem TDEAD1341 is UNSAT
Problem TDEAD1342 is UNSAT
Problem TDEAD1343 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 130/416 variables, and 5 constraints, problems are : Problem set: 99 solved, 2242 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/130 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2341/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 99 solved, 2242 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 4/4 constraints. Problems are: Problem set: 99 solved, 2242 unsolved
Problem TDEAD243 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 1/5 constraints. Problems are: Problem set: 100 solved, 2241 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/416 variables, and 5 constraints, problems are : Problem set: 100 solved, 2241 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/130 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2142/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61907ms problems are : Problem set: 100 solved, 2241 unsolved
Search for dead transitions found 100 dead transitions in 61912ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) removed 100 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 130/130 places, 2244/2344 transitions.
Applied a total of 0 rules in 159 ms. Remains 130 /130 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 02:59:23] [INFO ] Redundant transitions in 66 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 63401 ms. Remains : 130/130 places, 2244/2344 transitions.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/130 stabilizing places and 202/2244 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 13 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 125 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2026-05-23 02:59:24] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7349258902816359963.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-184330301653652862.kers'
[2026-05-23 02:59:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7349258902816359963.kers, --Pflows, --basisKERS=/tmp/petrispot-output-184330301653652862.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 130 cols 1135 entries
Finished phase 1 with 126 SingleSign rule and 0 generalized
[2026-05-23 02:59:24] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-184330301653652862.kers
Total runtime 2 ms.
[2026-05-23 02:59:24] [INFO ] [Real]Absence check using 4 positive place invariants in 9 ms returned sat
[2026-05-23 02:59:25] [INFO ] [Real]Absence check using state equation in 559 ms returned sat
[2026-05-23 02:59:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:59:25] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-23 02:59:26] [INFO ] [Nat]Absence check using state equation in 128 ms returned sat
[2026-05-23 02:59:26] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 02:59:26] [INFO ] [Nat]Added 40 Read/Feed constraints in 393 ms returned sat
[2026-05-23 02:59:26] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 161 transitions) in 35 ms.
[2026-05-23 02:59:26] [INFO ] Added : 21 causal constraints over 5 iterations in 255 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 2816 ms.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 26248 reset in 602 ms.
Product exploration explored 100000 steps with 26262 reset in 608 ms.
Built C files in :
/tmp/ltsmin11789717888935385692
[2026-05-23 02:59:28] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 02:59:28] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11789717888935385692
Running compilation step : cd /tmp/ltsmin11789717888935385692;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11789717888935385692;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11789717888935385692;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 130/130 places, 2244/2244 transitions.
Applied a total of 0 rules in 166 ms. Remains 130 /130 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 02:59:31] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:59:31] [INFO ] Invariant cache hit.
[2026-05-23 02:59:31] [INFO ] Implicit Places using invariants in 325 ms returned []
[2026-05-23 02:59:31] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:59:31] [INFO ] Invariant cache hit.
[2026-05-23 02:59:31] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 02:59:32] [INFO ] Implicit Places using invariants and state equation in 651 ms returned []
Implicit Place search using SMT with State Equation took 978 ms to find 0 implicit places.
[2026-05-23 02:59:32] [INFO ] Redundant transitions in 69 ms returned []
Running 2241 sub problems to find dead transitions.
[2026-05-23 02:59:32] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 02:59:32] [INFO ] Invariant cache hit.
[2026-05-23 02:59:32] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 130/414 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/130 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2241/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 130/414 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/130 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2141/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61770ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 61774ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62995 ms. Remains : 130/130 places, 2244/2244 transitions.
Built C files in :
/tmp/ltsmin15558197379042805677
[2026-05-23 03:00:34] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:00:34] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15558197379042805677
Running compilation step : cd /tmp/ltsmin15558197379042805677;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin15558197379042805677;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin15558197379042805677;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 03:00:37] [INFO ] Flatten gal took : 31 ms
[2026-05-23 03:00:37] [INFO ] Flatten gal took : 32 ms
[2026-05-23 03:00:37] [INFO ] Time to serialize gal into /tmp/LTL6965879435026450323.gal : 11 ms
[2026-05-23 03:00:37] [INFO ] Time to serialize properties into /tmp/LTL13444391773957533251.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6965879435026450323.gal' '-t' 'CGAL' '-hoa' '/tmp/aut5164721370787506108.hoa' '-atoms' '/tmp/LTL13444391773957533251.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL13444391773957533251.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut5164721370787506108.hoa
Detected timeout of ITS tools.
[2026-05-23 03:00:52] [INFO ] Flatten gal took : 31 ms
[2026-05-23 03:00:52] [INFO ] Flatten gal took : 31 ms
[2026-05-23 03:00:52] [INFO ] Time to serialize gal into /tmp/LTL17411142983490563173.gal : 11 ms
[2026-05-23 03:00:52] [INFO ] Time to serialize properties into /tmp/LTL1165705941123568318.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17411142983490563173.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1165705941123568318.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F("(ATTENTE_B>=1)")))
Formula 0 simplified : G!"(ATTENTE_B>=1)"
Detected timeout of ITS tools.
[2026-05-23 03:01:07] [INFO ] Flatten gal took : 34 ms
[2026-05-23 03:01:07] [INFO ] Applying decomposition
[2026-05-23 03:01:07] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15978931912349436195.txt' '-o' '/tmp/graph15978931912349436195.bin' '-w' '/tmp/graph15978931912349436195.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15978931912349436195.bin' '-l' '-1' '-v' '-w' '/tmp/graph15978931912349436195.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:01:07] [INFO ] Decomposing Gal with order
[2026-05-23 03:01:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:01:08] [INFO ] Removed a total of 4076 redundant transitions.
[2026-05-23 03:01:08] [INFO ] Flatten gal took : 306 ms
[2026-05-23 03:01:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 325 labels/synchronizations in 23 ms.
[2026-05-23 03:01:08] [INFO ] Time to serialize gal into /tmp/LTL5041170839711481051.gal : 2 ms
[2026-05-23 03:01:08] [INFO ] Time to serialize properties into /tmp/LTL5591324280989401130.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5041170839711481051.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5591324280989401130.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F("(u1.ATTENTE_B>=1)")))
Formula 0 simplified : G!"(u1.ATTENTE_B>=1)"
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-08 finished in 188375 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' '!((((F(p0)||G(p1)) U p2) U X(X(G(p3)))))'
Support contains 8 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2348
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 135 transition count 2347
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 135 transition count 2347
Applied a total of 4 rules in 25 ms. Remains 135 /138 variables (removed 3) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 03:01:23] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14438823218898522247.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1070581314186013832.kers'
[2026-05-23 03:01:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14438823218898522247.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1070581314186013832.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 134 cols 1345 entries
Finished phase 1 with 130 SingleSign rule and 0 generalized
[2026-05-23 03:01:23] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1070581314186013832.kers
Total runtime 2 ms.
[2026-05-23 03:01:23] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41816ms problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41821ms
[2026-05-23 03:02:04] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:02:04] [INFO ] Invariant cache hit.
[2026-05-23 03:02:05] [INFO ] Implicit Places using invariants in 299 ms returned []
[2026-05-23 03:02:05] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:02:05] [INFO ] Invariant cache hit.
[2026-05-23 03:02:05] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:02:06] [INFO ] Implicit Places using invariants and state equation in 1486 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1794 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/138 places, 2347/2348 transitions.
Applied a total of 0 rules in 14 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43659 ms. Remains : 133/138 places, 2347/2348 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' '!((((F(p0)||G(p1)) U p2) U X(X(G(p3)))))'
Stuttering acceptance computed with spot in 434 ms :[(OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3))), (AND (NOT p2) (NOT p3)), (AND (NOT p0) p2 (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p1)), (NOT p3), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-09
Product exploration explored 100000 steps with 582 reset in 606 ms.
Product exploration explored 100000 steps with 578 reset in 613 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge based reduction with 16 factoid took 688 ms. Reduced automaton from 10 states, 26 edges and 4 AP (stutter sensitive) to 10 states, 26 edges and 4 AP (stutter sensitive).
RANDOM walk for 40000 steps (92 resets) in 744 ms. (53 steps per ms) remains 6/20 properties
BEST_FIRST walk for 40000 steps (44 resets) in 383 ms. (104 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (44 resets) in 292 ms. (136 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (42 resets) in 203 ms. (196 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (44 resets) in 190 ms. (209 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (40 resets) in 242 ms. (164 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (44 resets) in 269 ms. (148 steps per ms) remains 6/6 properties
[2026-05-23 03:02:09] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4280481473857769609.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1776314128401377610.kers'
[2026-05-23 03:02:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4280481473857769609.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1776314128401377610.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 03:02:09] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1776314128401377610.kers
Total runtime 2 ms.
[2026-05-23 03:02:09] [INFO ] State equation strengthened by 42 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 288/296 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 42/51 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/296 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 126/422 variables, 125/176 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/422 variables, 4/180 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/422 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 422/422 variables, and 180 constraints, problems are : Problem set: 0 solved, 6 unsolved in 261 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 133/133 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Problem apf1 is UNSAT
Problem apf5 is UNSAT
Problem apf9 is UNSAT
Problem apf12 is UNSAT
Problem apf14 is UNSAT
Problem apf16 is UNSAT
After SMT solving in domain Int declared 8/422 variables, and 1 constraints, problems are : Problem set: 6 solved, 0 unsolved in 19 ms.
Refiners :[Positive P Invariants (semi-flows): 1/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 300ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 6 invariant AP formulas.
Knowledge based reduction with 22 factoid took 1078 ms. Reduced automaton from 10 states, 26 edges and 4 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2)]
Knowledge-based reduction took 3037 ms.
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2)]
Support contains 2 out of 133 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 15 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 03:02:11] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:02:11] [INFO ] Invariant cache hit.
[2026-05-23 03:02:11] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/133 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41820ms problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41824ms
[2026-05-23 03:02:53] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:02:53] [INFO ] Invariant cache hit.
[2026-05-23 03:02:53] [INFO ] Implicit Places using invariants in 307 ms returned []
[2026-05-23 03:02:53] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:02:53] [INFO ] Invariant cache hit.
[2026-05-23 03:02:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:02:55] [INFO ] Implicit Places using invariants and state equation in 1281 ms returned []
Implicit Place search using SMT with State Equation took 1591 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 43436 ms. Remains : 133/133 places, 2347/2347 transitions.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 6 factoid took 126 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
RANDOM walk for 1087 steps (1 resets) in 19 ms. (54 steps per ms) remains 0/3 properties
Knowledge based reduction with 6 factoid took 160 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2)]
Knowledge-based reduction took 487 ms.
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2)]
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2)]
Stuttering criterion allowed to conclude after 412 steps with 0 reset in 9 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-09 finished in 92890 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' '!(F((G(F(p0))||(p1&&F(p0)))))'
Support contains 4 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 3850 edges and 138 vertex of which 137 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 136 transition count 2347
Applied a total of 3 rules in 272 ms. Remains 136 /138 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 03:02:56] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6414805364190237050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17886964984319503576.kers'
[2026-05-23 03:02:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6414805364190237050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17886964984319503576.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 135 cols 1296 entries
Finished phase 1 with 128 SingleSign rule and 2 generalized
[2026-05-23 03:02:56] [INFO ] Computed 6 invariants in 3 ms
Computed 6 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17886964984319503576.kers
Total runtime 3 ms.
[2026-05-23 03:02:56] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/425 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20056 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/136 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 135/425 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/136 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41872ms problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41877ms
[2026-05-23 03:03:38] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:03:38] [INFO ] Invariant cache hit.
[2026-05-23 03:03:38] [INFO ] Implicit Places using invariants in 360 ms returned []
[2026-05-23 03:03:38] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:03:38] [INFO ] Invariant cache hit.
[2026-05-23 03:03:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:03:39] [INFO ] Implicit Places using invariants and state equation in 1243 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1608 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/138 places, 2347/2348 transitions.
Applied a total of 0 rules in 262 ms. Remains 134 /134 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 44024 ms. Remains : 134/138 places, 2347/2348 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' '!(F((G(F(p0))||(p1&&F(p0)))))'
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-12
Product exploration explored 100000 steps with 850 reset in 613 ms.
Product exploration explored 100000 steps with 842 reset in 610 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Graph (complete) has 3639 edges and 134 vertex of which 133 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.7 ms
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/134 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge based reduction with 6 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 456 steps (0 resets) in 11 ms. (38 steps per ms) remains 0/1 properties
Knowledge based reduction with 6 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
[2026-05-23 03:03:41] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15976723980037331750.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9404850132326896333.kers'
[2026-05-23 03:03:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15976723980037331750.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9404850132326896333.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 133 cols 1094 entries
Finished phase 1 with 129 SingleSign rule and 0 generalized
[2026-05-23 03:03:41] [INFO ] Computed 5 invariants in 3 ms
Computed 5 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-9404850132326896333.kers
Total runtime 4 ms.
Proved EG (NOT p0) asserting that LTL formula F !(NOT p0) is false.
Negative knowledge disproves property using: (F p0)
Knowledge-based reduction took 873 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-12 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-12 finished in 46244 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)))'
Support contains 2 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2348
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 135 transition count 2347
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 135 transition count 2347
Applied a total of 4 rules in 27 ms. Remains 135 /138 variables (removed 3) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 03:03:42] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4099611030724549619.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5061141815954472441.kers'
[2026-05-23 03:03:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4099611030724549619.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5061141815954472441.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 134 cols 1345 entries
Finished phase 1 with 130 SingleSign rule and 0 generalized
[2026-05-23 03:03:42] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5061141815954472441.kers
Total runtime 2 ms.
[2026-05-23 03:03:42] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 135/424 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20046 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/135 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41882ms problems are : Problem set: 0 solved, 2344 unsolved
Search for dead transitions found 0 dead transitions in 41887ms
[2026-05-23 03:04:24] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:04:24] [INFO ] Invariant cache hit.
[2026-05-23 03:04:24] [INFO ] Implicit Places using invariants in 310 ms returned []
[2026-05-23 03:04:24] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2026-05-23 03:04:24] [INFO ] Invariant cache hit.
[2026-05-23 03:04:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:04:26] [INFO ] Implicit Places using invariants and state equation in 1528 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1843 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/138 places, 2347/2348 transitions.
Applied a total of 0 rules in 14 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43777 ms. Remains : 133/138 places, 2347/2348 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)))'
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-14
Product exploration explored 100000 steps with 25236 reset in 870 ms.
Product exploration explored 100000 steps with 24995 reset in 871 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 9 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 115 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
[2026-05-23 03:04:28] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13328015808753788824.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17547820089548020502.kers'
[2026-05-23 03:04:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13328015808753788824.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17547820089548020502.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 132 cols 1143 entries
Finished phase 1 with 128 SingleSign rule and 0 generalized
[2026-05-23 03:04:28] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17547820089548020502.kers
Total runtime 2 ms.
[2026-05-23 03:04:28] [INFO ] [Real]Absence check using 5 positive place invariants in 15 ms returned sat
[2026-05-23 03:04:28] [INFO ] [Real]Absence check using state equation in 487 ms returned sat
[2026-05-23 03:04:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:04:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2026-05-23 03:04:29] [INFO ] [Nat]Absence check using state equation in 233 ms returned sat
[2026-05-23 03:04:29] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:04:29] [INFO ] [Nat]Added 42 Read/Feed constraints in 584 ms returned sat
[2026-05-23 03:04:29] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 33 ms.
[2026-05-23 03:04:30] [INFO ] Added : 18 causal constraints over 6 iterations in 246 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 2345 ms.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 131 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 129 transition count 2344
Applied a total of 7 rules in 240 ms. Remains 129 /133 variables (removed 4) and now considering 2344/2347 (removed 3) transitions.
[2026-05-23 03:04:30] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14510902160908646399.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2783362399346555017.kers'
[2026-05-23 03:04:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14510902160908646399.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2783362399346555017.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 286 rows 129 cols 1038 entries
Finished phase 1 with 125 SingleSign rule and 0 generalized
[2026-05-23 03:04:30] [INFO ] Computed 4 invariants in 2 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2783362399346555017.kers
Total runtime 4 ms.
[2026-05-23 03:04:30] [INFO ] Implicit Places using invariants in 284 ms returned []
[2026-05-23 03:04:30] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 03:04:30] [INFO ] Invariant cache hit.
[2026-05-23 03:04:30] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:04:31] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 887 ms to find 0 implicit places.
[2026-05-23 03:04:31] [INFO ] Redundant transitions in 76 ms returned []
Running 2341 sub problems to find dead transitions.
[2026-05-23 03:04:31] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2026-05-23 03:04:31] [INFO ] Invariant cache hit.
[2026-05-23 03:04:31] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2341 unsolved
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD1294 is UNSAT
Problem TDEAD1295 is UNSAT
Problem TDEAD1296 is UNSAT
Problem TDEAD1297 is UNSAT
Problem TDEAD1298 is UNSAT
Problem TDEAD1299 is UNSAT
Problem TDEAD1300 is UNSAT
Problem TDEAD1301 is UNSAT
Problem TDEAD1302 is UNSAT
Problem TDEAD1303 is UNSAT
Problem TDEAD1304 is UNSAT
Problem TDEAD1305 is UNSAT
Problem TDEAD1306 is UNSAT
Problem TDEAD1307 is UNSAT
Problem TDEAD1308 is UNSAT
Problem TDEAD1309 is UNSAT
Problem TDEAD1310 is UNSAT
Problem TDEAD1311 is UNSAT
Problem TDEAD1312 is UNSAT
Problem TDEAD1313 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1315 is UNSAT
Problem TDEAD1316 is UNSAT
Problem TDEAD1317 is UNSAT
Problem TDEAD1318 is UNSAT
Problem TDEAD1319 is UNSAT
Problem TDEAD1320 is UNSAT
Problem TDEAD1321 is UNSAT
Problem TDEAD1322 is UNSAT
Problem TDEAD1323 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1325 is UNSAT
Problem TDEAD1326 is UNSAT
Problem TDEAD1327 is UNSAT
Problem TDEAD1328 is UNSAT
Problem TDEAD1329 is UNSAT
Problem TDEAD1330 is UNSAT
Problem TDEAD1331 is UNSAT
Problem TDEAD1332 is UNSAT
Problem TDEAD1333 is UNSAT
Problem TDEAD1334 is UNSAT
Problem TDEAD1335 is UNSAT
Problem TDEAD1336 is UNSAT
Problem TDEAD1337 is UNSAT
Problem TDEAD1338 is UNSAT
Problem TDEAD1339 is UNSAT
Problem TDEAD1340 is UNSAT
Problem TDEAD1341 is UNSAT
Problem TDEAD1342 is UNSAT
Problem TDEAD1343 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 129/415 variables, and 5 constraints, problems are : Problem set: 99 solved, 2242 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2341/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 99 solved, 2242 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 99 solved, 2242 unsolved
Problem TDEAD243 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/129 variables, 1/5 constraints. Problems are: Problem set: 100 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/415 variables, and 5 constraints, problems are : Problem set: 100 solved, 2241 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2142/100 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61878ms problems are : Problem set: 100 solved, 2241 unsolved
Search for dead transitions found 100 dead transitions in 61882ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) removed 100 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 129/133 places, 2244/2347 transitions.
Applied a total of 0 rules in 194 ms. Remains 129 /129 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 03:05:33] [INFO ] Redundant transitions in 68 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 63366 ms. Remains : 129/133 places, 2244/2347 transitions.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Knowledge based reduction with 1 factoid took 111 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 17 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge based reduction with 1 factoid took 112 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2026-05-23 03:05:34] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11706459214108655023.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2962067165670586795.kers'
[2026-05-23 03:05:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11706459214108655023.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2962067165670586795.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 284 rows 129 cols 1034 entries
Finished phase 1 with 125 SingleSign rule and 0 generalized
[2026-05-23 03:05:34] [INFO ] Computed 4 invariants in 3 ms
Computed 4 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2962067165670586795.kers
Total runtime 4 ms.
[2026-05-23 03:05:34] [INFO ] [Real]Absence check using 4 positive place invariants in 9 ms returned sat
[2026-05-23 03:05:35] [INFO ] [Real]Absence check using state equation in 1163 ms returned sat
[2026-05-23 03:05:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:35] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-23 03:05:35] [INFO ] [Nat]Absence check using state equation in 118 ms returned sat
[2026-05-23 03:05:35] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 03:05:37] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-23 03:05:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 2033 ms returned sat
[2026-05-23 03:05:37] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 161 transitions) in 32 ms.
[2026-05-23 03:05:38] [INFO ] Added : 21 causal constraints over 5 iterations in 249 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 4337 ms.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25039 reset in 664 ms.
Product exploration explored 100000 steps with 24953 reset in 676 ms.
Built C files in :
/tmp/ltsmin10453274554231771529
[2026-05-23 03:05:39] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:05:39] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10453274554231771529
Running compilation step : cd /tmp/ltsmin10453274554231771529;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10453274554231771529;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10453274554231771529;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 2244/2244 transitions.
Applied a total of 0 rules in 191 ms. Remains 129 /129 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2026-05-23 03:05:42] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 03:05:42] [INFO ] Invariant cache hit.
[2026-05-23 03:05:43] [INFO ] Implicit Places using invariants in 287 ms returned []
[2026-05-23 03:05:43] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 03:05:43] [INFO ] Invariant cache hit.
[2026-05-23 03:05:43] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-23 03:05:43] [INFO ] Implicit Places using invariants and state equation in 690 ms returned []
Implicit Place search using SMT with State Equation took 979 ms to find 0 implicit places.
[2026-05-23 03:05:43] [INFO ] Redundant transitions in 71 ms returned []
Running 2241 sub problems to find dead transitions.
[2026-05-23 03:05:43] [INFO ] Flow matrix only has 284 transitions (discarded 1960 similar events)
[2026-05-23 03:05:43] [INFO ] Invariant cache hit.
[2026-05-23 03:05:43] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 129/413 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2241/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/129 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2241 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 129/413 variables, and 4 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 2141/100 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61804ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 61808ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63059 ms. Remains : 129/129 places, 2244/2244 transitions.
Built C files in :
/tmp/ltsmin16193244154520836416
[2026-05-23 03:06:45] [INFO ] Too many transitions (2244) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:06:45] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16193244154520836416
Running compilation step : cd /tmp/ltsmin16193244154520836416;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16193244154520836416;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16193244154520836416;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 03:06:48] [INFO ] Flatten gal took : 29 ms
[2026-05-23 03:06:48] [INFO ] Flatten gal took : 29 ms
[2026-05-23 03:06:48] [INFO ] Time to serialize gal into /tmp/LTL11741017233469231793.gal : 10 ms
[2026-05-23 03:06:48] [INFO ] Time to serialize properties into /tmp/LTL12180036085039615676.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11741017233469231793.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6871777480786849065.hoa' '-atoms' '/tmp/LTL12180036085039615676.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL12180036085039615676.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6871777480786849065.hoa
Detected timeout of ITS tools.
[2026-05-23 03:07:03] [INFO ] Flatten gal took : 29 ms
[2026-05-23 03:07:03] [INFO ] Flatten gal took : 29 ms
[2026-05-23 03:07:03] [INFO ] Time to serialize gal into /tmp/LTL4465649868680520941.gal : 10 ms
[2026-05-23 03:07:03] [INFO ] Time to serialize properties into /tmp/LTL10534248088099740288.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4465649868680520941.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10534248088099740288.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F("((CONTROLEUR_0+CONTROLEUR_1)>=1)"))))
Formula 0 simplified : XG!"((CONTROLEUR_0+CONTROLEUR_1)>=1)"
Detected timeout of ITS tools.
[2026-05-23 03:07:19] [INFO ] Flatten gal took : 29 ms
[2026-05-23 03:07:19] [INFO ] Applying decomposition
[2026-05-23 03:07:19] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15523220084293552026.txt' '-o' '/tmp/graph15523220084293552026.bin' '-w' '/tmp/graph15523220084293552026.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15523220084293552026.bin' '-l' '-1' '-v' '-w' '/tmp/graph15523220084293552026.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:07:19] [INFO ] Decomposing Gal with order
[2026-05-23 03:07:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:07:20] [INFO ] Removed a total of 4088 redundant transitions.
[2026-05-23 03:07:20] [INFO ] Flatten gal took : 1166 ms
[2026-05-23 03:07:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 2416 labels/synchronizations in 97 ms.
[2026-05-23 03:07:20] [INFO ] Time to serialize gal into /tmp/LTL15474556269958837086.gal : 5 ms
[2026-05-23 03:07:20] [INFO ] Time to serialize properties into /tmp/LTL11193916814834803924.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15474556269958837086.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11193916814834803924.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(F("((gu1.CONTROLEUR_0+gu1.CONTROLEUR_1)>=1)"))))
Formula 0 simplified : XG!"((gu1.CONTROLEUR_0+gu1.CONTROLEUR_1)>=1)"
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-14 finished in 233467 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)))'
Support contains 1 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Graph (complete) has 3850 edges and 138 vertex of which 137 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 136 transition count 2347
Applied a total of 3 rules in 197 ms. Remains 136 /138 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
Running 2344 sub problems to find dead transitions.
[2026-05-23 03:07:35] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11750462694514040389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-533680953533267263.kers'
[2026-05-23 03:07:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11750462694514040389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-533680953533267263.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 135 cols 1296 entries
Finished phase 1 with 128 SingleSign rule and 2 generalized
[2026-05-23 03:07:35] [INFO ] Computed 6 invariants in 1 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-533680953533267263.kers
Total runtime 3 ms.
[2026-05-23 03:07:35] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 135/425 variables, and 6 constraints, problems are : Problem set: 0 solved, 2344 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/136 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2344/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2344 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2344 unsolved
Problem TDEAD1247 is UNSAT
Problem TDEAD1248 is UNSAT
Problem TDEAD1249 is UNSAT
Problem TDEAD1250 is UNSAT
Problem TDEAD1251 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1253 is UNSAT
Problem TDEAD1254 is UNSAT
Problem TDEAD1255 is UNSAT
Problem TDEAD1256 is UNSAT
Problem TDEAD1257 is UNSAT
Problem TDEAD1258 is UNSAT
Problem TDEAD1259 is UNSAT
Problem TDEAD1260 is UNSAT
Problem TDEAD1261 is UNSAT
Problem TDEAD1262 is UNSAT
Problem TDEAD1263 is UNSAT
Problem TDEAD1264 is UNSAT
Problem TDEAD1265 is UNSAT
Problem TDEAD1266 is UNSAT
Problem TDEAD1267 is UNSAT
Problem TDEAD1268 is UNSAT
Problem TDEAD1269 is UNSAT
Problem TDEAD1270 is UNSAT
Problem TDEAD1271 is UNSAT
Problem TDEAD1272 is UNSAT
Problem TDEAD1273 is UNSAT
Problem TDEAD1274 is UNSAT
Problem TDEAD1275 is UNSAT
Problem TDEAD1276 is UNSAT
Problem TDEAD1277 is UNSAT
Problem TDEAD1278 is UNSAT
Problem TDEAD1279 is UNSAT
Problem TDEAD1280 is UNSAT
Problem TDEAD1281 is UNSAT
Problem TDEAD1282 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 135/425 variables, and 7 constraints, problems are : Problem set: 36 solved, 2308 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/136 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2203/141 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41841ms problems are : Problem set: 36 solved, 2308 unsolved
Search for dead transitions found 36 dead transitions in 41845ms
Found 36 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 36 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 36 transitions.
[2026-05-23 03:08:17] [INFO ] Flow matrix only has 289 transitions (discarded 2022 similar events)
[2026-05-23 03:08:17] [INFO ] Invariant cache hit.
[2026-05-23 03:08:18] [INFO ] Implicit Places using invariants in 357 ms returned []
[2026-05-23 03:08:18] [INFO ] Flow matrix only has 289 transitions (discarded 2022 similar events)
[2026-05-23 03:08:18] [INFO ] Invariant cache hit.
[2026-05-23 03:08:18] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:08:19] [INFO ] Implicit Places using invariants and state equation in 1201 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1564 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/138 places, 2311/2348 transitions.
Applied a total of 0 rules in 172 ms. Remains 134 /134 variables (removed 0) and now considering 2311/2311 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 43784 ms. Remains : 134/138 places, 2311/2348 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)))'
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P50N20-LTLCardinality-15
Product exploration explored 100000 steps with 936 reset in 579 ms.
Product exploration explored 100000 steps with 924 reset in 587 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Graph (complete) has 3603 edges and 134 vertex of which 133 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/134 stabilizing places and 203/2311 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 61 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 437 steps (0 resets) in 9 ms. (43 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 61 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2026-05-23 03:08:20] [INFO ] Flow matrix only has 289 transitions (discarded 2022 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7815332950946001835.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1363306485957752053.kers'
[2026-05-23 03:08:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7815332950946001835.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1363306485957752053.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 289 rows 133 cols 1094 entries
Finished phase 1 with 129 SingleSign rule and 0 generalized
[2026-05-23 03:08:21] [INFO ] Computed 5 invariants in 2 ms
Computed 5 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1363306485957752053.kers
Total runtime 3 ms.
[2026-05-23 03:08:21] [INFO ] [Real]Absence check using 5 positive place invariants in 14 ms returned sat
[2026-05-23 03:08:22] [INFO ] [Real]Absence check using state equation in 1292 ms returned sat
[2026-05-23 03:08:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:08:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 03:08:23] [INFO ] [Nat]Absence check using state equation in 487 ms returned sat
[2026-05-23 03:08:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2026-05-23 03:08:24] [INFO ] [Nat]Added 42 Read/Feed constraints in 910 ms returned sat
[2026-05-23 03:08:24] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 34 ms.
[2026-05-23 03:08:25] [INFO ] Added : 21 causal constraints over 6 iterations in 239 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 4373 ms.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 134 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 134/134 places, 2311/2311 transitions.
Applied a total of 0 rules in 176 ms. Remains 134 /134 variables (removed 0) and now considering 2311/2311 (removed 0) transitions.
Running 2308 sub problems to find dead transitions.
[2026-05-23 03:08:25] [INFO ] Flow matrix only has 289 transitions (discarded 2022 similar events)
[2026-05-23 03:08:25] [INFO ] Invariant cache hit.
[2026-05-23 03:08:25] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2308 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 133/423 variables, and 6 constraints, problems are : Problem set: 0 solved, 2308 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/134 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2308/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2308 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2308 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2308 unsolved
Problem TDEAD1247 is UNSAT
Problem TDEAD1248 is UNSAT
Problem TDEAD1249 is UNSAT
Problem TDEAD1250 is UNSAT
Problem TDEAD1251 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1253 is UNSAT
Problem TDEAD1254 is UNSAT
Problem TDEAD1255 is UNSAT
Problem TDEAD1256 is UNSAT
Problem TDEAD1257 is UNSAT
Problem TDEAD1258 is UNSAT
Problem TDEAD1259 is UNSAT
Problem TDEAD1260 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 133/423 variables, and 7 constraints, problems are : Problem set: 14 solved, 2294 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/134 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2167/141 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41775ms problems are : Problem set: 14 solved, 2294 unsolved
Search for dead transitions found 14 dead transitions in 41779ms
Found 14 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 14 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 14 transitions.
[2026-05-23 03:09:07] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9844012217218483077.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12623333907073655916.kers'
[2026-05-23 03:09:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9844012217218483077.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12623333907073655916.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 288 rows 133 cols 1092 entries
Finished phase 1 with 129 SingleSign rule and 0 generalized
[2026-05-23 03:09:07] [INFO ] Computed 5 invariants in 2 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12623333907073655916.kers
Total runtime 3 ms.
[2026-05-23 03:09:07] [INFO ] Implicit Places using invariants in 343 ms returned []
[2026-05-23 03:09:07] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
[2026-05-23 03:09:07] [INFO ] Invariant cache hit.
[2026-05-23 03:09:07] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-23 03:09:08] [INFO ] Implicit Places using invariants and state equation in 849 ms returned []
Implicit Place search using SMT with State Equation took 1194 ms to find 0 implicit places.
[2026-05-23 03:09:08] [INFO ] Redundant transitions in 75 ms returned []
Starting structural reductions in SI_LTL mode, iteration 1 : 134/134 places, 2297/2311 transitions.
Applied a total of 0 rules in 167 ms. Remains 134 /134 variables (removed 0) and now considering 2297/2297 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43406 ms. Remains : 134/134 places, 2297/2311 transitions.
Computed a total of 107 stabilizing places and 203 stable transitions
Graph (complete) has 3587 edges and 134 vertex of which 133 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.7 ms
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/134 stabilizing places and 203/2297 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge based reduction with 4 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 327 steps (0 resets) in 8 ms. (36 steps per ms) remains 0/1 properties
Knowledge based reduction with 4 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2026-05-23 03:09:08] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
[2026-05-23 03:09:08] [INFO ] Invariant cache hit.
[2026-05-23 03:09:09] [INFO ] [Real]Absence check using 5 positive place invariants in 14 ms returned sat
[2026-05-23 03:09:10] [INFO ] [Real]Absence check using state equation in 914 ms returned sat
[2026-05-23 03:09:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:09:10] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 03:09:11] [INFO ] [Nat]Absence check using state equation in 191 ms returned sat
[2026-05-23 03:09:11] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-23 03:09:11] [INFO ] [Nat]Added 41 Read/Feed constraints in 472 ms returned sat
[2026-05-23 03:09:11] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 165 transitions) in 33 ms.
[2026-05-23 03:09:15] [INFO ] Added : 69 causal constraints over 15 iterations in 3784 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 6793 ms.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 946 reset in 593 ms.
Product exploration explored 100000 steps with 930 reset in 594 ms.
Built C files in :
/tmp/ltsmin6060502622740216431
[2026-05-23 03:09:16] [INFO ] Too many transitions (2297) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:09:16] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6060502622740216431
Running compilation step : cd /tmp/ltsmin6060502622740216431;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6060502622740216431;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6060502622740216431;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 134 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 134/134 places, 2297/2297 transitions.
Applied a total of 0 rules in 164 ms. Remains 134 /134 variables (removed 0) and now considering 2297/2297 (removed 0) transitions.
Running 2294 sub problems to find dead transitions.
[2026-05-23 03:09:20] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
[2026-05-23 03:09:20] [INFO ] Invariant cache hit.
[2026-05-23 03:09:20] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2294 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2294 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/134 constraints, ReadFeed: 0/41 constraints, PredecessorRefiner: 2294/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2294 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 133/422 variables, and 6 constraints, problems are : Problem set: 0 solved, 2294 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/134 constraints, ReadFeed: 0/41 constraints, PredecessorRefiner: 2153/141 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41786ms problems are : Problem set: 0 solved, 2294 unsolved
Search for dead transitions found 0 dead transitions in 41791ms
[2026-05-23 03:10:01] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
[2026-05-23 03:10:01] [INFO ] Invariant cache hit.
[2026-05-23 03:10:02] [INFO ] Implicit Places using invariants in 334 ms returned []
[2026-05-23 03:10:02] [INFO ] Flow matrix only has 288 transitions (discarded 2009 similar events)
[2026-05-23 03:10:02] [INFO ] Invariant cache hit.
[2026-05-23 03:10:02] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-23 03:10:03] [INFO ] Implicit Places using invariants and state equation in 868 ms returned []
Implicit Place search using SMT with State Equation took 1204 ms to find 0 implicit places.
[2026-05-23 03:10:03] [INFO ] Redundant transitions in 72 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43240 ms. Remains : 134/134 places, 2297/2297 transitions.
Built C files in :
/tmp/ltsmin4118440618399860947
[2026-05-23 03:10:03] [INFO ] Too many transitions (2297) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:10:03] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4118440618399860947
Running compilation step : cd /tmp/ltsmin4118440618399860947;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4118440618399860947;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4118440618399860947;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 03:10:06] [INFO ] Flatten gal took : 138 ms
[2026-05-23 03:10:06] [INFO ] Flatten gal took : 90 ms
[2026-05-23 03:10:06] [INFO ] Time to serialize gal into /tmp/LTL9311782251470529553.gal : 12 ms
[2026-05-23 03:10:06] [INFO ] Time to serialize properties into /tmp/LTL17683198816115139612.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9311782251470529553.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15093633064838346126.hoa' '-atoms' '/tmp/LTL17683198816115139612.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL17683198816115139612.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15093633064838346126.hoa
Detected timeout of ITS tools.
[2026-05-23 03:10:21] [INFO ] Flatten gal took : 32 ms
[2026-05-23 03:10:21] [INFO ] Flatten gal took : 32 ms
[2026-05-23 03:10:21] [INFO ] Time to serialize gal into /tmp/LTL1842879371894192884.gal : 11 ms
[2026-05-23 03:10:21] [INFO ] Time to serialize properties into /tmp/LTL1884138533797674112.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1842879371894192884.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1884138533797674112.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((G(F("(SORTI_B>1)"))))
Formula 0 simplified : FG!"(SORTI_B>1)"
Detected timeout of ITS tools.
[2026-05-23 03:10:36] [INFO ] Flatten gal took : 32 ms
[2026-05-23 03:10:36] [INFO ] Applying decomposition
[2026-05-23 03:10:36] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11448642851827172470.txt' '-o' '/tmp/graph11448642851827172470.bin' '-w' '/tmp/graph11448642851827172470.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11448642851827172470.bin' '-l' '-1' '-v' '-w' '/tmp/graph11448642851827172470.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:10:36] [INFO ] Decomposing Gal with order
[2026-05-23 03:10:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:10:37] [INFO ] Removed a total of 4273 redundant transitions.
[2026-05-23 03:10:37] [INFO ] Flatten gal took : 403 ms
[2026-05-23 03:10:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 326 labels/synchronizations in 15 ms.
[2026-05-23 03:10:37] [INFO ] Time to serialize gal into /tmp/LTL17746603818436576981.gal : 1 ms
[2026-05-23 03:10:37] [INFO ] Time to serialize properties into /tmp/LTL16136735158662258934.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17746603818436576981.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16136735158662258934.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((G(F("(u2.SORTI_B>1)"))))
Formula 0 simplified : FG!"(u2.SORTI_B>1)"
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-COL-V50P50N20-LTLCardinality-15 finished in 196679 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)&&F(G(p1)))))'
Spot run failed in 72 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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' '!(F(G(p0)))'
Spot run failed in 43 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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' '!(F(p0))'
Spot run failed in 45 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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)))'
Spot run failed in 35 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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)))'
Spot run failed in 35 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-23 03:10:52] [INFO ] Flatten gal took : 32 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin15850432319669621109
[2026-05-23 03:10:52] [INFO ] Too many transitions (2348) to apply POR reductions. Disabling POR matrices.
[2026-05-23 03:10:52] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15850432319669621109
Running compilation step : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '144' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-23 03:10:52] [INFO ] Applying decomposition
[2026-05-23 03:10:52] [INFO ] Flatten gal took : 35 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18020797690388388253.txt' '-o' '/tmp/graph18020797690388388253.bin' '-w' '/tmp/graph18020797690388388253.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18020797690388388253.bin' '-l' '-1' '-v' '-w' '/tmp/graph18020797690388388253.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:10:52] [INFO ] Decomposing Gal with order
[2026-05-23 03:10:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:10:53] [INFO ] Removed a total of 6675 redundant transitions.
[2026-05-23 03:10:53] [INFO ] Flatten gal took : 307 ms
[2026-05-23 03:10:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 911 labels/synchronizations in 36 ms.
[2026-05-23 03:10:53] [INFO ] Time to serialize gal into /tmp/LTLCardinality3604498673207218033.gal : 1 ms
[2026-05-23 03:10:53] [INFO ] Time to serialize properties into /tmp/LTLCardinality17420259325110834231.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality3604498673207218033.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality17420259325110834231.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 5 LTL properties
Checking formula 0 : !((G((F("(gi0.gi0.gu2.ROUTE_A<3)"))&&(F(G("(gi0.gi0.gu0.CAPACITE>=2)"))))))
Formula 0 simplified : F(G!"(gi0.gi0.gu2.ROUTE_A<3)" | GF!"(gi0.gi0.gu0.CAPACITE>=2)")
Compilation finished in 5482 ms.
Running link step : cd /tmp/ltsmin15850432319669621109;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 58 ms.
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[]((<>((LTLAPp0==true))&&<>([]((LTLAPp1==true)))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[]((<>((LTLAPp0==true))&&<>([]((LTLAPp1==true)))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>((LTLAPp3==true))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>((LTLAPp3==true))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(<>((LTLAPp4==true)))' '--buchi-type=spotba'
LTSmin run took 622 ms.
FORMULA BridgeAndVehicles-COL-V50P50N20-LTLCardinality-14 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp5==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>144 s) on command cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp5==true)))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 5760 s
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[]((<>((LTLAPp0==true))&&<>([]((LTLAPp1==true)))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-23 03:38:47] [INFO ] Applying decomposition
[2026-05-23 03:38:47] [INFO ] Flatten gal took : 259 ms
[2026-05-23 03:38:47] [INFO ] Decomposing Gal with order
[2026-05-23 03:38:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:38:48] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.lang.RuntimeException: Could not find partition element corresponding to CAPACITE in partition [CONTROLEUR_0, CHOIX_0, VIDANGE_0],[CONTROLEUR_1, CHOIX_1, VIDANGE_1],[COMPTEUR_0],[COMPTEUR_1],[COMPTEUR_2],[COMPTEUR_3],[COMPTEUR_4],[COMPTEUR_5],[COMPTEUR_6],[COMPTEUR_7],[COMPTEUR_8],[COMPTEUR_9],[COMPTEUR_10],[COMPTEUR_11],[COMPTEUR_12],[COMPTEUR_13],[COMPTEUR_14],[COMPTEUR_15],[COMPTEUR_16],[COMPTEUR_17],[COMPTEUR_18],[COMPTEUR_19],[COMPTEUR_20],[NB_ATTENTE_A_0],[NB_ATTENTE_A_1],[NB_ATTENTE_A_2],[NB_ATTENTE_A_3],[NB_ATTENTE_A_4],[NB_ATTENTE_A_5],[NB_ATTENTE_A_6],[NB_ATTENTE_A_7],[NB_ATTENTE_A_8],[NB_ATTENTE_A_9],[NB_ATTENTE_A_10],[NB_ATTENTE_A_11],[NB_ATTENTE_A_12],[NB_ATTENTE_A_13],[NB_ATTENTE_A_14],[NB_ATTENTE_A_15],[NB_ATTENTE_A_16],[NB_ATTENTE_A_17],[NB_ATTENTE_A_18],[NB_ATTENTE_A_19],[NB_ATTENTE_A_20],[NB_ATTENTE_A_21],[NB_ATTENTE_A_22],[NB_ATTENTE_A_23],[NB_ATTENTE_A_24],[NB_ATTENTE_A_25],[NB_ATTENTE_A_26],[NB_ATTENTE_A_27],[NB_ATTENTE_A_28],[NB_ATTENTE_A_29],[NB_ATTENTE_A_30],[NB_ATTENTE_A_31],[NB_ATTENTE_A_32],[NB_ATTENTE_A_33],[NB_ATTENTE_A_34],[NB_ATTENTE_A_35],[NB_ATTENTE_A_36],[NB_ATTENTE_A_37],[NB_ATTENTE_A_38],[NB_ATTENTE_A_39],[NB_ATTENTE_A_40],[NB_ATTENTE_A_41],[NB_ATTENTE_A_42],[NB_ATTENTE_A_43],[NB_ATTENTE_A_44],[NB_ATTENTE_A_45],[NB_ATTENTE_A_46],[NB_ATTENTE_A_47],[NB_ATTENTE_A_48],[NB_ATTENTE_A_49],[NB_ATTENTE_A_50],[NB_ATTENTE_B_0],[NB_ATTENTE_B_1],[NB_ATTENTE_B_2],[NB_ATTENTE_B_3],[NB_ATTENTE_B_4],[NB_ATTENTE_B_5],[NB_ATTENTE_B_6],[NB_ATTENTE_B_7],[NB_ATTENTE_B_8],[NB_ATTENTE_B_9],[NB_ATTENTE_B_10],[NB_ATTENTE_B_11],[NB_ATTENTE_B_12],[NB_ATTENTE_B_13],[NB_ATTENTE_B_14],[NB_ATTENTE_B_15],[NB_ATTENTE_B_16],[NB_ATTENTE_B_17],[NB_ATTENTE_B_18],[NB_ATTENTE_B_19],[NB_ATTENTE_B_20],[NB_ATTENTE_B_21],[NB_ATTENTE_B_22],[NB_ATTENTE_B_23],[NB_ATTENTE_B_24],[NB_ATTENTE_B_25],[NB_ATTENTE_B_26],[NB_ATTENTE_B_27],[NB_ATTENTE_B_28],[NB_ATTENTE_B_29],[NB_ATTENTE_B_30],[NB_ATTENTE_B_31],[NB_ATTENTE_B_32],[NB_ATTENTE_B_33],[NB_ATTENTE_B_34],[NB_ATTENTE_B_35],[NB_ATTENTE_B_36],[NB_ATTENTE_B_37],[NB_ATTENTE_B_38],[NB_ATTENTE_B_39],[NB_ATTENTE_B_40],[NB_ATTENTE_B_41],[NB_ATTENTE_B_42],[NB_ATTENTE_B_43],[NB_ATTENTE_B_44],[NB_ATTENTE_B_45],[NB_ATTENTE_B_46],[NB_ATTENTE_B_47],[NB_ATTENTE_B_48],[NB_ATTENTE_B_49],[NB_ATTENTE_B_50],

at fr.lip6.move.gal.instantiate.CompositeBuilder$Partition.getIndex(CompositeBuilder.java:1421)
at fr.lip6.move.gal.instantiate.CompositeBuilder.galToCompositeWithPartition(CompositeBuilder.java:556)
at fr.lip6.move.gal.instantiate.CompositeBuilder.decomposeWithOrder(CompositeBuilder.java:147)
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:133)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.runner.its.MultiOrderRunner.runMultiITS(MultiOrderRunner.java:124)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:902)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-23 03:38:48] [INFO ] Flatten gal took : 263 ms
[2026-05-23 03:38:48] [INFO ] Time to serialize gal into /tmp/LTLCardinality17548110415710012615.gal : 74 ms
[2026-05-23 03:38:48] [INFO ] Time to serialize properties into /tmp/LTLCardinality5955587769183804636.ltl : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality17548110415710012615.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality5955587769183804636.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 4 LTL properties
Checking formula 0 : !((G((F("(ROUTE_A<3)"))&&(F(G("(CAPACITE>=2)"))))))
Formula 0 simplified : F(G!"(ROUTE_A<3)" | GF!"(CAPACITE>=2)")
WARNING : LTSmin timed out (>1152 s) on command cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[]((<>((LTLAPp0==true))&&<>([]((LTLAPp1==true)))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin15850432319669621109;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'

BK_TIME_CONFINEMENT_REACHED

--------------------
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="BridgeAndVehicles-COL-V50P50N20"
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 BridgeAndVehicles-COL-V50P50N20, 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 r034-tall-177946841700099"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P50N20.tgz
mv BridgeAndVehicles-COL-V50P50N20 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 ;