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-177946841800117.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BridgeAndVehicles-COL-V80P20N10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841800117
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.9K Mar 5 08:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 5 08:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 5 08:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 5 08:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 07:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 08:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 5 08:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 5 08:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 5 08:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:36 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 45K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-00
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-01
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-02
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-03
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-04
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-05
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-06
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-07
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-08
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-09
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-10
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-11
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-12
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-13
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-14
FORMULA_NAME BridgeAndVehicles-COL-V80P20N10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779511744130

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V80P20N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-23 04:49:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 04:49:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 04:49:05] [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 04:49:05] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-23 04:49:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 544 ms
[2026-05-23 04:49:05] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 188 PT places and 289218.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 11
[2026-05-23 04:49:05] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2026-05-23 04:49:05] [INFO ] Skeletonized 11 HLPN properties in 0 ms.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4278243127400459429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5750207630979106918.kers'
[2026-05-23 04:49:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4278243127400459429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5750207630979106918.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 04:49:06] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5750207630979106918.kers
Total runtime 1 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[1, 20, 0, 80, 0, 1, 0, 0, 0, 0, 80] Max Struct:[1, 20, 80, 80, 80, 1, 80, 1, 1, 20, 80]
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-15 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-03 80 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-01 20 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-23 04:49:06] [INFO ] Invariant cache hit.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 19 ms. Result :sat
Minimization took 7 ms.
[2026-05-23 04:49:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 2 ms.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 3 ms.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 3 ms.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 3 ms.
[2026-05-23 04:49:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 2 ms.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 5 ms.
[2026-05-23 04:49:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 4 ms.
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-23 04:49:06] [INFO ] Added : 3 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 3 ms.
[2026-05-23 04:49:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2026-05-23 04:49:06] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-23 04:49:06] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-23 04:49:06] [INFO ] Added : 3 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, 1, 1, 20]
Arc [1:1*[(MOD (ADD $cA 1) 81)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 81) 81) 81)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] 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 04:49:06] [INFO ] Unfolded HLPN to a Petri net with 188 places and 2108 transitions 15950 arcs in 109 ms.
[2026-05-23 04:49:06] [INFO ] Unfolded 6 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, 1, 1, 20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, 1, 1, 20]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5352418414462830852.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16732778838152629709.kers'
[2026-05-23 04:49:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5352418414462830852.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16732778838152629709.kers]
Normalized transition count is 370 out of 2108 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 370 rows 188 cols 1950 entries
Finished phase 1 with 21 SingleSign rule and 160 generalized
[2026-05-23 04:49:06] [INFO ] Computed 7 invariants in 3 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16732778838152629709.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, 1, 1, 20]
RANDOM walk for 10000 steps (14 resets) in 245 ms. (40 steps per ms)
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-08 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-13 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-07 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-04 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-06 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-COL-V80P20N10-UpperBounds-02 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (12 resets) in 133 ms. (149 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[20]
[2026-05-23 04:49:07] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3902133754719006666.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15687475222779252955.kers'
[2026-05-23 04:49:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3902133754719006666.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15687475222779252955.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 370 rows 188 cols 1950 entries
Finished phase 1 with 21 SingleSign rule and 160 generalized
[2026-05-23 04:49:07] [INFO ] Computed 7 invariants in 5 ms
Computed 7 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-15687475222779252955.kers
Total runtime 6 ms.
[2026-05-23 04:49:07] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-23 04:49:07] [INFO ] [Real]Absence check using state equation in 100 ms returned sat
[2026-05-23 04:49:07] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 04:49:07] [INFO ] [Real]Added 22 Read/Feed constraints in 43 ms returned sat
[2026-05-23 04:49:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:49:07] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-23 04:49:07] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2026-05-23 04:49:07] [INFO ] [Nat]Added 22 Read/Feed constraints in 47 ms returned sat
[2026-05-23 04:49:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 347 ms
[2026-05-23 04:49:08] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 197 transitions) in 84 ms.
[2026-05-23 04:49:08] [INFO ] Added : 5 causal constraints over 5 iterations in 283 ms. Result :sat
Minimization took 216 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[20]
Support contains 1 out of 188 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 2108/2108 transitions.
Graph (complete) has 1882 edges and 188 vertex of which 186 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Discarding 2 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 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 185 transition count 2107
Applied a total of 3 rules in 368 ms. Remains 185 /188 variables (removed 3) and now considering 2107/2108 (removed 1) transitions.
Running 2104 sub problems to find dead transitions.
[2026-05-23 04:49:09] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18326449372218384609.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7991410751728991141.kers'
[2026-05-23 04:49:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18326449372218384609.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7991410751728991141.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 04:49:09] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7991410751728991141.kers
Total runtime 2 ms.
[2026-05-23 04:49:09] [INFO ] State equation strengthened by 22 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/554 variables, and 6 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 2104/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/554 variables, and 6 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1923/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42133ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 42159ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42558 ms. Remains : 185/188 places, 2107/2108 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14183005604946839413.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6149274323818486167.kers'
[2026-05-23 04:49:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14183005604946839413.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6149274323818486167.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 04:49:51] [INFO ] Computed 5 invariants in 6 ms
Computed 5 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6149274323818486167.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 8177 ms. (122 steps per ms)
BEST_FIRST walk for 1000000 steps (670 resets) in 3254 ms. (307 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 04:50:02] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13711598858347179341.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7487836930931894237.kers'
[2026-05-23 04:50:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13711598858347179341.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7487836930931894237.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 04:50:02] [INFO ] Computed 5 invariants in 5 ms
Computed 5 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7487836930931894237.kers
Total runtime 7 ms.
[2026-05-23 04:50:02] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:50:03] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2026-05-23 04:50:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:50:03] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:50:03] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2026-05-23 04:50:03] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 04:50:03] [INFO ] [Nat]Added 22 Read/Feed constraints in 41 ms returned sat
[2026-05-23 04:50:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 318 ms
[2026-05-23 04:50:03] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 91 ms.
[2026-05-23 04:50:04] [INFO ] Added : 12 causal constraints over 10 iterations in 507 ms. Result :sat
Minimization took 247 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 185 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 218 ms. Remains 185 /185 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 218 ms. Remains : 185/185 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 287 ms. Remains 185 /185 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 04:50:05] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 04:50:05] [INFO ] Invariant cache hit.
[2026-05-23 04:50:05] [INFO ] Implicit Places using invariants in 472 ms returned []
[2026-05-23 04:50:05] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 04:50:05] [INFO ] Invariant cache hit.
[2026-05-23 04:50:05] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 04:50:07] [INFO ] Implicit Places using invariants and state equation in 1924 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2410 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 183/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 142 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2839 ms. Remains : 183/185 places, 2107/2107 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7720072468759420507.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6259668032059705808.kers'
[2026-05-23 04:50:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7720072468759420507.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6259668032059705808.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:50:07] [INFO ] Computed 5 invariants in 3 ms
Computed 5 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-6259668032059705808.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 7390 ms. (135 steps per ms)
BEST_FIRST walk for 1000000 steps (672 resets) in 2921 ms. (342 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 04:50:17] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13445692270585538584.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3883846187348781373.kers'
[2026-05-23 04:50:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13445692270585538584.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3883846187348781373.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:50:17] [INFO ] Computed 5 invariants in 4 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3883846187348781373.kers
Total runtime 7 ms.
[2026-05-23 04:50:17] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:50:18] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-23 04:50:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 04:50:18] [INFO ] [Real]Added 22 Read/Feed constraints in 42 ms returned sat
[2026-05-23 04:50:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:50:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:50:18] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2026-05-23 04:50:18] [INFO ] [Nat]Added 22 Read/Feed constraints in 56 ms returned sat
[2026-05-23 04:50:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 244 ms
[2026-05-23 04:50:18] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 27 ms.
[2026-05-23 04:50:18] [INFO ] Added : 8 causal constraints over 7 iterations in 380 ms. Result :sat
Minimization took 189 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 136 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 137 ms. Remains : 183/183 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 145 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 04:50:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 04:50:19] [INFO ] Invariant cache hit.
[2026-05-23 04:50:19] [INFO ] Implicit Places using invariants in 427 ms returned []
[2026-05-23 04:50:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 04:50:19] [INFO ] Invariant cache hit.
[2026-05-23 04:50:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 04:50:20] [INFO ] Implicit Places using invariants and state equation in 872 ms returned []
Implicit Place search using SMT with State Equation took 1301 ms to find 0 implicit places.
[2026-05-23 04:50:20] [INFO ] Redundant transitions in 112 ms returned []
Running 2104 sub problems to find dead transitions.
[2026-05-23 04:50:20] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 04:50:20] [INFO ] Invariant cache hit.
[2026-05-23 04:50:20] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/552 variables, and 6 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 2104/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Problem TDEAD1147 is UNSAT
Problem TDEAD1148 is UNSAT
Problem TDEAD1149 is UNSAT
Problem TDEAD1150 is UNSAT
Problem TDEAD1151 is UNSAT
Problem TDEAD1152 is UNSAT
Problem TDEAD1153 is UNSAT
Problem TDEAD1154 is UNSAT
Problem TDEAD1155 is UNSAT
Problem TDEAD1156 is UNSAT
Problem TDEAD1157 is UNSAT
Problem TDEAD1158 is UNSAT
Problem TDEAD1159 is UNSAT
Problem TDEAD1160 is UNSAT
Problem TDEAD1161 is UNSAT
Problem TDEAD1162 is UNSAT
Problem TDEAD1163 is UNSAT
Problem TDEAD1164 is UNSAT
Problem TDEAD1165 is UNSAT
Problem TDEAD1166 is UNSAT
Problem TDEAD1167 is UNSAT
Problem TDEAD1168 is UNSAT
Problem TDEAD1169 is UNSAT
Problem TDEAD1170 is UNSAT
Problem TDEAD1171 is UNSAT
Problem TDEAD1172 is UNSAT
Problem TDEAD1173 is UNSAT
Problem TDEAD1174 is UNSAT
Problem TDEAD1175 is UNSAT
Problem TDEAD1176 is UNSAT
Problem TDEAD1177 is UNSAT
Problem TDEAD1178 is UNSAT
Problem TDEAD1179 is UNSAT
Problem TDEAD1180 is UNSAT
Problem TDEAD1181 is UNSAT
Problem TDEAD1182 is UNSAT
Problem TDEAD1183 is UNSAT
Problem TDEAD1184 is UNSAT
Problem TDEAD1185 is UNSAT
Problem TDEAD1186 is UNSAT
Problem TDEAD1187 is UNSAT
Problem TDEAD1188 is UNSAT
Problem TDEAD1189 is UNSAT
Problem TDEAD1190 is UNSAT
Problem TDEAD1191 is UNSAT
Problem TDEAD1192 is UNSAT
Problem TDEAD1193 is UNSAT
Problem TDEAD1194 is UNSAT
Problem TDEAD1195 is UNSAT
Problem TDEAD1196 is UNSAT
Problem TDEAD1197 is UNSAT
Problem TDEAD1198 is UNSAT
Problem TDEAD1199 is UNSAT
Problem TDEAD1200 is UNSAT
Problem TDEAD1201 is UNSAT
Problem TDEAD1202 is UNSAT
Problem TDEAD1203 is UNSAT
Problem TDEAD1204 is UNSAT
Problem TDEAD1205 is UNSAT
Problem TDEAD1206 is UNSAT
Problem TDEAD1207 is UNSAT
Problem TDEAD1208 is UNSAT
Problem TDEAD1209 is UNSAT
Problem TDEAD1210 is UNSAT
Problem TDEAD1211 is UNSAT
Problem TDEAD1212 is UNSAT
Problem TDEAD1213 is UNSAT
Problem TDEAD1214 is UNSAT
Problem TDEAD1215 is UNSAT
Problem TDEAD1216 is UNSAT
Problem TDEAD1217 is UNSAT
Problem TDEAD1218 is UNSAT
Problem TDEAD1219 is UNSAT
Problem TDEAD1220 is UNSAT
Problem TDEAD1221 is UNSAT
Problem TDEAD1222 is UNSAT
Problem TDEAD1223 is UNSAT
Problem TDEAD1224 is UNSAT
Problem TDEAD1225 is UNSAT
Problem TDEAD1226 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/552 variables, and 7 constraints, problems are : Problem set: 80 solved, 2024 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1923/181 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61839ms problems are : Problem set: 80 solved, 2024 unsolved
Search for dead transitions found 80 dead transitions in 61846ms
Found 80 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 80 transitions
Dead transitions reduction (with SMT) removed 80 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 183/183 places, 2027/2107 transitions.
Applied a total of 0 rules in 126 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
[2026-05-23 04:51:22] [INFO ] Redundant transitions in 122 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 63682 ms. Remains : 183/183 places, 2027/2107 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10690764201801093821.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15795967118336652078.kers'
[2026-05-23 04:51:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10690764201801093821.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15795967118336652078.kers]
Normalized transition count is 368 out of 2027 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:51:22] [INFO ] Computed 5 invariants in 2 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15795967118336652078.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 7102 ms. (140 steps per ms)
BEST_FIRST walk for 1000000 steps (671 resets) in 2791 ms. (358 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 04:51:32] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-380864686212754838.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5543173641830527488.kers'
[2026-05-23 04:51:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-380864686212754838.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5543173641830527488.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:51:32] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5543173641830527488.kers
Total runtime 2 ms.
[2026-05-23 04:51:32] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:51:32] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-23 04:51:33] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:51:33] [INFO ] [Real]Added 21 Read/Feed constraints in 42 ms returned sat
[2026-05-23 04:51:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:51:33] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:51:33] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2026-05-23 04:51:33] [INFO ] [Nat]Added 21 Read/Feed constraints in 55 ms returned sat
[2026-05-23 04:51:33] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 30 ms.
[2026-05-23 04:51:33] [INFO ] Added : 12 causal constraints over 10 iterations in 356 ms. Result :sat
Minimization took 219 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 129 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129 ms. Remains : 183/183 places, 2027/2027 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 120 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
[2026-05-23 04:51:34] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:51:34] [INFO ] Invariant cache hit.
[2026-05-23 04:51:34] [INFO ] Implicit Places using invariants in 421 ms returned []
[2026-05-23 04:51:34] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:51:34] [INFO ] Invariant cache hit.
[2026-05-23 04:51:34] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:51:35] [INFO ] Implicit Places using invariants and state equation in 892 ms returned []
Implicit Place search using SMT with State Equation took 1315 ms to find 0 implicit places.
[2026-05-23 04:51:35] [INFO ] Redundant transitions in 39 ms returned []
Running 2024 sub problems to find dead transitions.
[2026-05-23 04:51:35] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:51:35] [INFO ] Invariant cache hit.
[2026-05-23 04:51:35] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 2024/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2024 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2024 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 183/551 variables, and 6 constraints, problems are : Problem set: 0 solved, 2024 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/183 constraints, ReadFeed: 0/21 constraints, PredecessorRefiner: 1843/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61664ms problems are : Problem set: 0 solved, 2024 unsolved
Search for dead transitions found 0 dead transitions in 61668ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63157 ms. Remains : 183/183 places, 2027/2027 transitions.
RANDOM walk for 40000 steps (64 resets) in 954 ms. (41 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (24 resets) in 337 ms. (118 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (24 resets) in 318 ms. (125 steps per ms) remains 2/2 properties
[2026-05-23 04:52:38] [INFO ] Flatten gal took : 199 ms
[2026-05-23 04:52:38] [INFO ] Flatten gal took : 106 ms
[2026-05-23 04:52:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6530116986420790210.gal : 52 ms
[2026-05-23 04:52:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8550370095863568365.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6530116986420790210.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8550370095863568365.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8550370095863568365.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :56 after 159
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :159 after 565
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :565 after 566
Interrupted probabilistic random walk after 241322 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 241322 steps, saw 73378 distinct states, run finished after 3004 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-23 04:52:41] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:52:41] [INFO ] Invariant cache hit.
[2026-05-23 04:52:41] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/273 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/388 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/550 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/550 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 10/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/551 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 551/551 variables, and 210 constraints, problems are : Problem set: 0 solved, 2 unsolved in 610 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/269 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/273 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/273 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/388 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/388 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/550 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 10/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :566 after 2130
At refinement iteration 19 (INCLUDED_ONLY) 0/550 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/551 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 551/551 variables, and 212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3069 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3690ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 108 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 130 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 183/183 places, 2027/2027 transitions.
RANDOM walk for 40000 steps (64 resets) in 523 ms. (76 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (24 resets) in 258 ms. (154 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40007 steps (24 resets) in 238 ms. (167 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 240550 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 240550 steps, saw 73124 distinct states, run finished after 3002 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-23 04:52:48] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:52:48] [INFO ] Invariant cache hit.
[2026-05-23 04:52:48] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/273 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/388 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/550 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/550 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 10/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/551 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 551/551 variables, and 210 constraints, problems are : Problem set: 0 solved, 2 unsolved in 549 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/269 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/273 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :16116 after 16135
At refinement iteration 11 (INCLUDED_ONLY) 0/273 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/388 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/388 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/550 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 10/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/550 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/551 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 551/551 variables, and 212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2922 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3485ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 102 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 131 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 183/183 places, 2027/2027 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :16135 after 16797
Applied a total of 0 rules in 123 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
[2026-05-23 04:52:52] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:52:52] [INFO ] Invariant cache hit.
[2026-05-23 04:52:52] [INFO ] Implicit Places using invariants in 407 ms returned []
[2026-05-23 04:52:52] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:52:52] [INFO ] Invariant cache hit.
[2026-05-23 04:52:52] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:52:53] [INFO ] Implicit Places using invariants and state equation in 896 ms returned []
Implicit Place search using SMT with State Equation took 1305 ms to find 0 implicit places.
[2026-05-23 04:52:53] [INFO ] Redundant transitions in 37 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1477 ms. Remains : 183/183 places, 2027/2027 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 1659 transitions
Reduce isomorphic transitions removed 1659 transitions.
Iterating post reduction 0 with 1659 rules applied. Total rules applied 1659 place count 183 transition count 368
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 1663 place count 181 transition count 366
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1665 place count 181 transition count 364
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1667 place count 179 transition count 364
Applied a total of 1667 rules in 24 ms. Remains 179 /183 variables (removed 4) and now considering 364/2027 (removed 1663) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17530126404372258846.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7947776189698119303.kers'
[2026-05-23 04:52:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17530126404372258846.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7947776189698119303.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 364 rows 178 cols 1369 entries
Finished phase 1 with 174 SingleSign rule and 0 generalized
[2026-05-23 04:52:53] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7947776189698119303.kers
Total runtime 2 ms.
[2026-05-23 04:52:53] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:52:54] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-23 04:52:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:52:54] [INFO ] After 211ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2026-05-23 04:52:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 04:52:54] [INFO ] After 109ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-23 04:52:54] [INFO ] After 217ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-23 04:52:54] [INFO ] After 560ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-23 04:52:54] [INFO ] Flatten gal took : 18 ms
[2026-05-23 04:52:54] [INFO ] Flatten gal took : 16 ms
[2026-05-23 04:52:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10501700293776969250.gal : 3 ms
[2026-05-23 04:52:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3881125204098730291.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10501700293776969250.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3881125204098730291.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3881125204098730291.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 30
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :30 after 70
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :70 after 908
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :908 after 3396
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3396 after 3694
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3694 after 4032
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4032 after 6949
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6949 after 37811
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :37811 after 368510
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16797 after 18059
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :368510 after 2.09571e+07
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,7.11159e+09,9.03015,228500,2,42420,19,464081,8,0,1090,454196,0
Total reachable state count : 7111592110

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,263288,9.03595,228500,2,7447,19,464081,8,0,1092,454196,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,263288,9.04035,228500,2,7447,19,464081,8,0,1092,454196,0
Over-approximation ignoring read arcs solved 0 properties in 9940 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 04:53:03] [INFO ] Flatten gal took : 59 ms
[2026-05-23 04:53:03] [INFO ] Applying decomposition
[2026-05-23 04:53:03] [INFO ] Flatten gal took : 54 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/graph8955068679430370391.txt' '-o' '/tmp/graph8955068679430370391.bin' '-w' '/tmp/graph8955068679430370391.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8955068679430370391.bin' '-l' '-1' '-v' '-w' '/tmp/graph8955068679430370391.weights' '-q' '0' '-e' '0.001'
[2026-05-23 04:53:04] [INFO ] Decomposing Gal with order
[2026-05-23 04:53:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 04:53:04] [INFO ] Removed a total of 4665 redundant transitions.
[2026-05-23 04:53:05] [INFO ] Flatten gal took : 659 ms
[2026-05-23 04:53:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 706 labels/synchronizations in 50 ms.
[2026-05-23 04:53:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1951828482762270454.gal : 4 ms
[2026-05-23 04:53:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3193688742835997524.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1951828482762270454.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3193688742835997524.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality3193688742835997524.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 2
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :2 after 2
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :2 after 2
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :2 after 2
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :482 after 488
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :488 after 492
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :492 after 508
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :508 after 536
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :536 after 660
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :660 after 58239
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.07061e+06 after 1.14932e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :4.31964e+06 after 4.51643e+06
Detected timeout of ITS tools.
Starting property specific reduction for BridgeAndVehicles-COL-V80P20N10-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16197598246611449007.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4623782885132145752.kers'
[2026-05-23 04:53:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16197598246611449007.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4623782885132145752.kers]
Normalized transition count is 368 out of 2027 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:53:55] [INFO ] Computed 5 invariants in 4 ms
Computed 5 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4623782885132145752.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (16 resets) in 80 ms. (123 steps per ms)
BEST_FIRST walk for 10000 steps (6 resets) in 29 ms. (333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 04:53:55] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2292063228850592059.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6907498976662483278.kers'
[2026-05-23 04:53:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2292063228850592059.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6907498976662483278.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:53:55] [INFO ] Computed 5 invariants in 4 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6907498976662483278.kers
Total runtime 6 ms.
[2026-05-23 04:53:55] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:53:55] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2026-05-23 04:53:55] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:53:55] [INFO ] [Real]Added 21 Read/Feed constraints in 37 ms returned sat
[2026-05-23 04:53:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:53:55] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:53:55] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2026-05-23 04:53:55] [INFO ] [Nat]Added 21 Read/Feed constraints in 54 ms returned sat
[2026-05-23 04:53:55] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 30 ms.
[2026-05-23 04:53:56] [INFO ] Added : 12 causal constraints over 10 iterations in 359 ms. Result :sat
Minimization took 213 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 114 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 183/183 places, 2027/2027 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10049951651459716813.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9202585837366586558.kers'
[2026-05-23 04:53:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10049951651459716813.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9202585837366586558.kers]
Normalized transition count is 368 out of 2027 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:53:56] [INFO ] Computed 5 invariants in 5 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9202585837366586558.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 7013 ms. (142 steps per ms)
BEST_FIRST walk for 1000001 steps (672 resets) in 2789 ms. (358 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 04:54:06] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8746665914044178910.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1813065977428144001.kers'
[2026-05-23 04:54:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8746665914044178910.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1813065977428144001.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 368 rows 182 cols 1381 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 04:54:06] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1813065977428144001.kers
Total runtime 2 ms.
[2026-05-23 04:54:06] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:54:06] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2026-05-23 04:54:06] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:54:06] [INFO ] [Real]Added 21 Read/Feed constraints in 59 ms returned sat
[2026-05-23 04:54:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 04:54:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 04:54:06] [INFO ] [Nat]Absence check using state equation in 123 ms returned sat
[2026-05-23 04:54:07] [INFO ] [Nat]Added 21 Read/Feed constraints in 77 ms returned sat
[2026-05-23 04:54:07] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 195 transitions) in 34 ms.
[2026-05-23 04:54:07] [INFO ] Added : 12 causal constraints over 10 iterations in 370 ms. Result :sat
Minimization took 223 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 120 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 120 ms. Remains : 183/183 places, 2027/2027 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 116 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
[2026-05-23 04:54:08] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:08] [INFO ] Invariant cache hit.
[2026-05-23 04:54:08] [INFO ] Implicit Places using invariants in 433 ms returned []
[2026-05-23 04:54:08] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:08] [INFO ] Invariant cache hit.
[2026-05-23 04:54:08] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:54:09] [INFO ] Implicit Places using invariants and state equation in 913 ms returned []
Implicit Place search using SMT with State Equation took 1392 ms to find 0 implicit places.
[2026-05-23 04:54:09] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1552 ms. Remains : 183/183 places, 2027/2027 transitions.
[2026-05-23 04:54:09] [INFO ] Flatten gal took : 132 ms
[2026-05-23 04:54:09] [INFO ] Flatten gal took : 74 ms
RANDOM walk for 40000 steps (64 resets) in 836 ms. (47 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 246 ms. (161 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40006 steps (24 resets) in 227 ms. (175 steps per ms) remains 2/2 properties
[2026-05-23 04:54:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12752541175757642903.gal : 141 ms
[2026-05-23 04:54:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10290747003100284939.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12752541175757642903.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10290747003100284939.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10290747003100284939.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :56 after 159
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :159 after 565
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :565 after 566
Interrupted probabilistic random walk after 240866 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 2
Probabilistic random walk after 240866 steps, saw 73228 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2026-05-23 04:54:13] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:13] [INFO ] Invariant cache hit.
[2026-05-23 04:54:13] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/273 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/388 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/550 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/550 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 10/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/551 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 551/551 variables, and 210 constraints, problems are : Problem set: 0 solved, 2 unsolved in 634 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/269 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/273 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/273 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/388 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/388 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/550 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 10/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :566 after 2130
At refinement iteration 19 (INCLUDED_ONLY) 0/550 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/551 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 551/551 variables, and 212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2937 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3581ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 156 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 152 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 183/183 places, 2027/2027 transitions.
RANDOM walk for 40001 steps (64 resets) in 425 ms. (93 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40009 steps (24 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 246501 steps, run timeout after 3001 ms. (steps per millisecond=82 ) properties seen :0 out of 2
Probabilistic random walk after 246501 steps, saw 75087 distinct states, run finished after 3002 ms. (steps per millisecond=82 ) properties seen :0
[2026-05-23 04:54:20] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:20] [INFO ] Invariant cache hit.
[2026-05-23 04:54:20] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/273 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/388 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/388 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/550 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/550 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 10/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/551 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 551/551 variables, and 210 constraints, problems are : Problem set: 0 solved, 2 unsolved in 575 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 186/269 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/269 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/273 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/273 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/273 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/388 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/388 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/388 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :16116 after 16135
At refinement iteration 15 (INCLUDED_ONLY) 0/388 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/550 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/550 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/550 variables, 10/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/550 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/551 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 551/551 variables, and 212 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2940 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3532ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 109 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 115 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 183/183 places, 2027/2027 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2027/2027 transitions.
Applied a total of 0 rules in 116 ms. Remains 183 /183 variables (removed 0) and now considering 2027/2027 (removed 0) transitions.
[2026-05-23 04:54:24] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:24] [INFO ] Invariant cache hit.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :16135 after 16797
[2026-05-23 04:54:24] [INFO ] Implicit Places using invariants in 414 ms returned []
[2026-05-23 04:54:24] [INFO ] Flow matrix only has 368 transitions (discarded 1659 similar events)
[2026-05-23 04:54:24] [INFO ] Invariant cache hit.
[2026-05-23 04:54:24] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 04:54:25] [INFO ] Implicit Places using invariants and state equation in 895 ms returned []
Implicit Place search using SMT with State Equation took 1314 ms to find 0 implicit places.
[2026-05-23 04:54:25] [INFO ] Redundant transitions in 40 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1479 ms. Remains : 183/183 places, 2027/2027 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 1659 transitions
Reduce isomorphic transitions removed 1659 transitions.
Iterating post reduction 0 with 1659 rules applied. Total rules applied 1659 place count 183 transition count 368
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 1663 place count 181 transition count 366
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1665 place count 181 transition count 364
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1667 place count 179 transition count 364
Applied a total of 1667 rules in 21 ms. Remains 179 /183 variables (removed 4) and now considering 364/2027 (removed 1663) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16725554419954727643.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3033957502326910090.kers'
[2026-05-23 04:54:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16725554419954727643.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3033957502326910090.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 364 rows 178 cols 1369 entries
Finished phase 1 with 174 SingleSign rule and 0 generalized
[2026-05-23 04:54:25] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3033957502326910090.kers
Total runtime 2 ms.
[2026-05-23 04:54:25] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:54:25] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-23 04:54:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 04:54:25] [INFO ] After 230ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2026-05-23 04:54:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 04:54:26] [INFO ] After 114ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-23 04:54:26] [INFO ] After 239ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-23 04:54:26] [INFO ] After 599ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-23 04:54:26] [INFO ] Flatten gal took : 14 ms
[2026-05-23 04:54:26] [INFO ] Flatten gal took : 10 ms
[2026-05-23 04:54:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12773115093979907960.gal : 3 ms
[2026-05-23 04:54:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7754978348074386203.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12773115093979907960.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7754978348074386203.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7754978348074386203.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 30
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :30 after 70
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :70 after 908
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :908 after 3396
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3396 after 3694
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3694 after 4032
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4032 after 6949
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6949 after 37811
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :37811 after 368510
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16797 after 18059
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :368510 after 2.09571e+07
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,7.11159e+09,9.19706,228508,2,42420,19,464081,8,0,1090,454196,0
Total reachable state count : 7111592110

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,263288,9.20175,228508,2,7447,19,464081,8,0,1092,454196,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,263288,9.2052,228508,2,7447,19,464081,8,0,1092,454196,0
Over-approximation ignoring read arcs solved 0 properties in 10120 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 04:54:35] [INFO ] Flatten gal took : 35 ms
[2026-05-23 04:54:35] [INFO ] Applying decomposition
[2026-05-23 04:54:35] [INFO ] Flatten gal took : 34 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/graph13380623490050203314.txt' '-o' '/tmp/graph13380623490050203314.bin' '-w' '/tmp/graph13380623490050203314.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13380623490050203314.bin' '-l' '-1' '-v' '-w' '/tmp/graph13380623490050203314.weights' '-q' '0' '-e' '0.001'
[2026-05-23 04:54:35] [INFO ] Decomposing Gal with order
[2026-05-23 04:54:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 04:54:36] [INFO ] Removed a total of 3719 redundant transitions.
[2026-05-23 04:54:36] [INFO ] Flatten gal took : 392 ms
[2026-05-23 04:54:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 583 labels/synchronizations in 22 ms.
[2026-05-23 04:54:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5535764478019404225.gal : 3 ms
[2026-05-23 04:54:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10677446371367831683.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5535764478019404225.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10677446371367831683.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10677446371367831683.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 27
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :27 after 36
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :36 after 53
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :53 after 86
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :86 after 136
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :136 after 6500
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :6500 after 6561
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :13122 after 13202
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :224630 after 233589
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.34514e+06 after 1.37489e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9.51835e+06 after 9.57832e+06
Detected timeout of ITS tools.
Ending property specific reduction for BridgeAndVehicles-COL-V80P20N10-UpperBounds-11 in 91322 ms.
[2026-05-23 04:55:26] [INFO ] Flatten gal took : 46 ms
[2026-05-23 04:55:26] [INFO ] Applying decomposition
[2026-05-23 04:55:26] [INFO ] Flatten gal took : 32 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/graph17250615096258143324.txt' '-o' '/tmp/graph17250615096258143324.bin' '-w' '/tmp/graph17250615096258143324.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17250615096258143324.bin' '-l' '-1' '-v' '-w' '/tmp/graph17250615096258143324.weights' '-q' '0' '-e' '0.001'
[2026-05-23 04:55:26] [INFO ] Decomposing Gal with order
[2026-05-23 04:55:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 04:55:27] [INFO ] Removed a total of 3553 redundant transitions.
[2026-05-23 04:55:27] [INFO ] Flatten gal took : 427 ms
[2026-05-23 04:55:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 436 labels/synchronizations in 21 ms.
[2026-05-23 04:55:27] [INFO ] Time to serialize gal into /tmp/UpperBounds1244770584888479255.gal : 3 ms
[2026-05-23 04:55:27] [INFO ] Time to serialize properties into /tmp/UpperBounds4103301149617840825.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds1244770584888479255.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds4103301149617840825.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds4103301149617840825.prop.
Detected timeout of ITS tools.
[2026-05-23 05:17:34] [INFO ] Applying decomposition
[2026-05-23 05:17:34] [INFO ] Flatten gal took : 33 ms
[2026-05-23 05:17:34] [INFO ] Decomposing Gal with order
[2026-05-23 05:17:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 05:17:34] [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],[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_A_51],[NB_ATTENTE_A_52],[NB_ATTENTE_A_53],[NB_ATTENTE_A_54],[NB_ATTENTE_A_55],[NB_ATTENTE_A_56],[NB_ATTENTE_A_57],[NB_ATTENTE_A_58],[NB_ATTENTE_A_59],[NB_ATTENTE_A_60],[NB_ATTENTE_A_61],[NB_ATTENTE_A_62],[NB_ATTENTE_A_63],[NB_ATTENTE_A_64],[NB_ATTENTE_A_65],[NB_ATTENTE_A_66],[NB_ATTENTE_A_67],[NB_ATTENTE_A_68],[NB_ATTENTE_A_69],[NB_ATTENTE_A_70],[NB_ATTENTE_A_71],[NB_ATTENTE_A_72],[NB_ATTENTE_A_73],[NB_ATTENTE_A_74],[NB_ATTENTE_A_75],[NB_ATTENTE_A_76],[NB_ATTENTE_A_77],[NB_ATTENTE_A_78],[NB_ATTENTE_A_79],[NB_ATTENTE_A_80],[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],[NB_ATTENTE_B_51],[NB_ATTENTE_B_52],[NB_ATTENTE_B_53],[NB_ATTENTE_B_54],[NB_ATTENTE_B_55],[NB_ATTENTE_B_56],[NB_ATTENTE_B_57],[NB_ATTENTE_B_58],[NB_ATTENTE_B_59],[NB_ATTENTE_B_60],[NB_ATTENTE_B_61],[NB_ATTENTE_B_62],[NB_ATTENTE_B_63],[NB_ATTENTE_B_64],[NB_ATTENTE_B_65],[NB_ATTENTE_B_66],[NB_ATTENTE_B_67],[NB_ATTENTE_B_68],[NB_ATTENTE_B_69],[NB_ATTENTE_B_70],[NB_ATTENTE_B_71],[NB_ATTENTE_B_72],[NB_ATTENTE_B_73],[NB_ATTENTE_B_74],[NB_ATTENTE_B_75],[NB_ATTENTE_B_76],[NB_ATTENTE_B_77],[NB_ATTENTE_B_78],[NB_ATTENTE_B_79],[NB_ATTENTE_B_80],

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:834)
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 05:17:34] [INFO ] Flatten gal took : 35 ms
[2026-05-23 05:17:34] [INFO ] Time to serialize gal into /tmp/UpperBounds16938281721256324886.gal : 11 ms
[2026-05-23 05:17:34] [INFO ] Time to serialize properties into /tmp/UpperBounds10623738186338523355.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds16938281721256324886.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds10623738186338523355.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/UpperBounds10623738186338523355.prop.
Detected timeout of ITS tools.
[2026-05-23 05:39:42] [INFO ] Flatten gal took : 75 ms
[2026-05-23 05:39:43] [INFO ] Input system was already deterministic with 2027 transitions.
[2026-05-23 05:39:43] [INFO ] Transformed 183 places.
[2026-05-23 05:39:43] [INFO ] Transformed 2027 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-23 05:39:43] [INFO ] Time to serialize gal into /tmp/UpperBounds6832269204599646133.gal : 11 ms
[2026-05-23 05:39:43] [INFO ] Time to serialize properties into /tmp/UpperBounds5368098303887589990.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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds6832269204599646133.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds5368098303887589990.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...349
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds5368098303887589990.prop.

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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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-V80P20N10"
export BK_EXAMINATION="UpperBounds"
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-V80P20N10, examination is UpperBounds"
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-177946841800117"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V80P20N10.tgz
mv BridgeAndVehicles-COL-V80P20N10 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;