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.r104-tall-177955698800568.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DoubleExponent-PT-200, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r104-tall-177955698800568
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 7.7K Mar 6 16:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 6 16:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Mar 6 16:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 31K Mar 6 16:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 17 09:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 17 09:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 17 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 17 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 6 16:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 180K Mar 6 16:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 6 16:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 6 16:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 17 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 17 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.5M Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779612536237

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DoubleExponent-PT-200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 08:48:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 08:48:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 08:48:57] [INFO ] Load time of PNML (sax parser for PT used): 334 ms
[2026-05-24 08:48:57] [INFO ] Transformed 10604 places.
[2026-05-24 08:48:57] [INFO ] Transformed 9998 transitions.
[2026-05-24 08:48:57] [INFO ] Parsed PT model containing 10604 places and 9998 transitions and 28194 arcs in 491 ms.
Structural test allowed to assert that 11 places are NOT stable. Took 62 ms.
[2026-05-24 08:49:05] [INFO ] Flatten gal took : 1172 ms
RANDOM walk for 40000 steps (1331 resets) in 6681 ms. (5 steps per ms) remains 10536/10593 properties
BEST_FIRST walk for 120 steps (8 resets) in 42 ms. (2 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 85 ms. (1 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 102 ms. (1 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 34 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 30 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 30 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 30 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 30 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
[2026-05-24 08:49:05] [INFO ] Flatten gal took : 369 ms
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 27 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 32 ms. (3 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 29 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 25 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 28 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 26 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 29 ms. (4 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 10536/10536 properties
[2026-05-24 08:49:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8056172636362132427.gal : 163 ms
BEST_FIRST walk for 120 steps (8 resets) in 23 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 10536/10536 properties
BEST_FIRST walk for 120 steps (8 resets) in 22 ms. (5 steps per ms) remains 10536/10536 properties
[2026-05-24 08:49:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13740604147522857479.prop : 32 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/ReachabilityCardinality8056172636362132427.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13740604147522857479.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/ReachabilityCardinality13740604147522857479.prop.
Interrupted probabilistic random walk after 16811 steps, run timeout after 6001 ms. (steps per millisecond=2 ) properties seen :78 out of 10536
Probabilistic random walk after 16811 steps, saw 8412 distinct states, run finished after 6008 ms. (steps per millisecond=2 ) properties seen :78
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1740183371362186212.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5116481471657229356.kers'
[2026-05-24 08:49:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1740183371362186212.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5116481471657229356.kers]
Culled 0 columns in 9 ms.
// Phase 1: matrix 9998 rows 10604 cols 28194 entries
[2026-05-24 08:50:00] [INFO ] Invariants computation overflowed in 47845 ms
Computed 0 P flows in 47846 ms.
Exported basis to /tmp/petrispot-output-5116481471657229356.kers
Total runtime 47853 ms.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10458/20602 variables, and 0 constraints, problems are : Problem set: 0 solved, 10458 unsolved in 5266 ms.
Refiners :[State Equation: 0/10604 constraints, PredecessorRefiner: 10458/10458 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10458 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10458/20602 variables, and 0 constraints, problems are : Problem set: 0 solved, 10458 unsolved in 5156 ms.
Refiners :[State Equation: 0/10604 constraints, PredecessorRefiner: 0/10458 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66404ms problems are : Problem set: 0 solved, 10458 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10458 out of 10604 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10604/10604 places, 9998/9998 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 10604 transition count 9968
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 60 place count 10574 transition count 9968
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 60 place count 10574 transition count 9963
Deduced a syphon composed of 5 places in 1463 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 70 place count 10569 transition count 9963
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1617 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 130 place count 10539 transition count 9933
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 1566 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 140 place count 10534 transition count 9933
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 146 place count 10534 transition count 9927
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 152 place count 10528 transition count 9927
Partial Free-agglomeration rule applied 11 times.
Drop transitions (Partial Free agglomeration) removed 11 transitions
Iterating global reduction 3 with 11 rules applied. Total rules applied 163 place count 10528 transition count 9927
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 164 place count 10527 transition count 9926
Applied a total of 164 rules in 12058 ms. Remains 10527 /10604 variables (removed 77) and now considering 9926/9998 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12069 ms. Remains : 10527/10604 places, 9926/9998 transitions.
RANDOM walk for 719990 steps (92407 resets) in 120004 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (337 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (328 resets) in 675 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (341 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (337 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (324 resets) in 672 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (332 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (344 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (340 resets) in 672 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (340 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (323 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (320 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (351 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (342 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (331 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (347 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (333 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (351 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (319 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (343 resets) in 672 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (357 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (354 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (343 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (347 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (327 resets) in 673 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (350 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (352 resets) in 673 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (333 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (358 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (345 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (326 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (347 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (329 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (316 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (325 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (341 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (338 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (318 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (350 resets) in 669 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (334 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4002 steps (351 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (346 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (328 resets) in 671 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (328 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (339 resets) in 667 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (333 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (351 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (327 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4001 steps (344 resets) in 668 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4003 steps (339 resets) in 674 ms. (5 steps per ms) remains 10458/10458 properties
BEST_FIRST walk for 4000 steps (329 resets) in 670 ms. (5 steps per ms) remains 10458/10458 properties
SDD proceeding with computation,10536 properties remain. new max is 4
SDD size :1 after 4
Interrupted probabilistic random walk after 256249 steps, run timeout after 114001 ms. (steps per millisecond=2 ) properties seen :15 out of 10458
Probabilistic random walk after 256249 steps, saw 128186 distinct states, run finished after 114003 ms. (steps per millisecond=2 ) properties seen :15
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14073280139728926437.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16592436671788585305.kers'
[2026-05-24 08:53:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14073280139728926437.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16592436671788585305.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 9 ms.
// Phase 1: matrix 9926 rows 10525 cols 28097 entries
SDD proceeding with computation,10536 properties remain. new max is 8
SDD size :4 after 7
[2026-05-24 08:53:59] [INFO ] Invariants computation overflowed in 53971 ms
Computed 0 P flows in 53972 ms.
Exported basis to /tmp/petrispot-output-16592436671788585305.kers
Total runtime 53979 ms.
[2026-05-24 08:53:59] [INFO ] State equation strengthened by 8 read => feed constraints.
SDD proceeding with computation,10536 properties remain. new max is 16
SDD size :7 after 9
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10443/20453 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 45152 ms.
Refiners :[State Equation: 0/10527 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 10443/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10443 unsolved
SDD proceeding with computation,10536 properties remain. new max is 32
SDD size :9 after 11
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10443/20453 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 45143 ms.
Refiners :[State Equation: 0/10527 constraints, ReadFeed: 0/8 constraints, PredecessorRefiner: 0/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 152743ms problems are : Problem set: 0 solved, 10443 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10443 out of 10527 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10527/10527 places, 9926/9926 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 10527 transition count 9923
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 10524 transition count 9923
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 6 place count 10524 transition count 9922
Deduced a syphon composed of 1 places in 1833 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 10523 transition count 9922
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1683 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 10521 transition count 9920
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1645 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 10520 transition count 9920
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 17 place count 10520 transition count 9917
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 20 place count 10517 transition count 9917
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 21 place count 10517 transition count 9917
Applied a total of 21 rules in 10493 ms. Remains 10517 /10527 variables (removed 10) and now considering 9917/9926 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10493 ms. Remains : 10517/10527 places, 9917/9926 transitions.
RANDOM walk for 720005 steps (92264 resets) in 120004 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (340 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (327 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (353 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (334 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (324 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (334 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (345 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (341 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (323 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (332 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (342 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (343 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (357 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (338 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (325 resets) in 673 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (325 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (333 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (346 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (339 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (346 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (343 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (344 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (342 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (333 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (338 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (348 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (335 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (332 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (343 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4004 steps (330 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (334 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (331 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (352 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (329 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (349 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (355 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (342 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (339 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (329 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (360 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (344 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (347 resets) in 673 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (329 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (322 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (350 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4004 steps (338 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (325 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (340 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (338 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (346 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
SDD proceeding with computation,10536 properties remain. new max is 64
SDD size :11 after 20
SDD proceeding with computation,10536 properties remain. new max is 128
SDD size :20 after 31
Interrupted probabilistic random walk after 247765 steps, run timeout after 114001 ms. (steps per millisecond=2 ) properties seen :0 out of 10443
Probabilistic random walk after 247765 steps, saw 123949 distinct states, run finished after 114001 ms. (steps per millisecond=2 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12845712774785579815.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4392818083927827682.kers'
[2026-05-24 08:58:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12845712774785579815.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4392818083927827682.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 10 ms.
// Phase 1: matrix 9917 rows 10515 cols 28096 entries
SDD proceeding with computation,10536 properties remain. new max is 256
SDD size :31 after 63
[2026-05-24 08:59:02] [INFO ] Invariants computation overflowed in 39728 ms
Computed 0 P flows in 39729 ms.
Exported basis to /tmp/petrispot-output-4392818083927827682.kers
Total runtime 39738 ms.
[2026-05-24 08:59:02] [INFO ] State equation strengthened by 10 read => feed constraints.
Detected timeout of ITS tools.
[2026-05-24 08:59:06] [INFO ] Flatten gal took : 224 ms
[2026-05-24 08:59:06] [INFO ] Applying decomposition
[2026-05-24 08:59:06] [INFO ] Flatten gal took : 204 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/graph1454247984882368493.txt' '-o' '/tmp/graph1454247984882368493.bin' '-w' '/tmp/graph1454247984882368493.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1454247984882368493.bin' '-l' '-1' '-v' '-w' '/tmp/graph1454247984882368493.weights' '-q' '0' '-e' '0.001'
[2026-05-24 08:59:08] [INFO ] Decomposing Gal with order
[2026-05-24 08:59:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 08:59:17] [INFO ] Removed a total of 2815 redundant transitions.
[2026-05-24 08:59:18] [INFO ] Flatten gal took : 661 ms
[2026-05-24 08:59:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 204 labels/synchronizations in 272 ms.
[2026-05-24 08:59:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14945917037917398527.gal : 126 ms
[2026-05-24 08:59:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7652524719641369315.prop : 31 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/ReachabilityCardinality14945917037917398527.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7652524719641369315.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/ReachabilityCardinality7652524719641369315.prop.
SDD proceeding with computation,10443 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,10443 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,10443 properties remain. new max is 16
SDD size :1 after 1
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10443/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 75149 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 10443/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10443 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10443/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 75144 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 0/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 198280ms problems are : Problem set: 0 solved, 10443 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10443 out of 10517 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10517/10517 places, 9917/9917 transitions.
Applied a total of 0 rules in 1716 ms. Remains 10517 /10517 variables (removed 0) and now considering 9917/9917 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1716 ms. Remains : 10517/10517 places, 9917/9917 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10517/10517 places, 9917/9917 transitions.
Applied a total of 0 rules in 1695 ms. Remains 10517 /10517 variables (removed 0) and now considering 9917/9917 (removed 0) transitions.
[2026-05-24 09:01:44] [INFO ] Invariant cache hit.
[2026-05-24 09:01:45] [INFO ] Implicit Places using invariants in 1126 ms returned []
Implicit Place search using SMT only with invariants took 1133 ms to find 0 implicit places.
[2026-05-24 09:01:46] [INFO ] Redundant transitions in 1303 ms returned []
Running 9916 sub problems to find dead transitions.
[2026-05-24 09:01:46] [INFO ] Invariant cache hit.
[2026-05-24 09:01:46] [INFO ] State equation strengthened by 10 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10512/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 9916 unsolved in 30137 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 9916/9916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9916 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10512/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 9916 unsolved in 30153 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 0/9916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 68087ms problems are : Problem set: 0 solved, 9916 unsolved
Search for dead transitions found 0 dead transitions in 68117ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72312 ms. Remains : 10517/10517 places, 9917/9917 transitions.
RANDOM walk for 400000 steps (51446 resets) in 66670 ms. (5 steps per ms) remains 10443/10443 properties
Running SMT prover for 10443 properties.
[2026-05-24 09:03:20] [INFO ] Invariant cache hit.
[2026-05-24 09:06:40] [INFO ] After 186176ms SMT Verify possible using state equation in real domain returned unsat :0 sat :10441
[2026-05-24 09:06:40] [INFO ] State equation strengthened by 10 read => feed constraints.
SMT process timed out, exceeded limit of 100
[2026-05-24 09:06:40] [INFO ] After 3ms SMT Verify possible using After timeout in real domain returned unsat :0 sat :10441
[2026-05-24 09:06:40] [INFO ] After 200139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :10441
RANDOM walk for 719993 steps (92359 resets) in 120004 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (343 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (322 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (342 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (337 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (337 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (356 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (324 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4003 steps (339 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (330 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (341 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (330 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (320 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (332 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (331 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (327 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (338 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (336 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (346 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4004 steps (335 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (316 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (338 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (353 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (342 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (340 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (346 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (325 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (332 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (336 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (342 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (318 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (338 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (346 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (342 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (333 resets) in 675 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (343 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (348 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (329 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (343 resets) in 670 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4000 steps (354 resets) in 673 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (344 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (345 resets) in 669 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (337 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (349 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (351 resets) in 672 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (331 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (328 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (333 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4002 steps (332 resets) in 667 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (341 resets) in 671 ms. (5 steps per ms) remains 10443/10443 properties
BEST_FIRST walk for 4001 steps (326 resets) in 668 ms. (5 steps per ms) remains 10443/10443 properties
Interrupted probabilistic random walk after 253100 steps, run timeout after 114001 ms. (steps per millisecond=2 ) properties seen :0 out of 10443
Probabilistic random walk after 253100 steps, saw 126611 distinct states, run finished after 114001 ms. (steps per millisecond=2 ) properties seen :0
[2026-05-24 09:09:13] [INFO ] Invariant cache hit.
[2026-05-24 09:09:13] [INFO ] State equation strengthened by 10 read => feed constraints.
Detected timeout of ITS tools.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10443/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 90138 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 10443/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10443 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10443/20434 variables, and 0 constraints, problems are : Problem set: 0 solved, 10443 unsolved in 90147 ms.
Refiners :[State Equation: 0/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 0/10443 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 188981ms problems are : Problem set: 0 solved, 10443 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10443 out of 10517 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10517/10517 places, 9917/9917 transitions.
Applied a total of 0 rules in 1677 ms. Remains 10517 /10517 variables (removed 0) and now considering 9917/9917 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1677 ms. Remains : 10517/10517 places, 9917/9917 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10517/10517 places, 9917/9917 transitions.
Applied a total of 0 rules in 1635 ms. Remains 10517 /10517 variables (removed 0) and now considering 9917/9917 (removed 0) transitions.
[2026-05-24 09:12:25] [INFO ] Invariant cache hit.
[2026-05-24 09:12:26] [INFO ] Implicit Places using invariants in 969 ms returned []
Implicit Place search using SMT only with invariants took 971 ms to find 0 implicit places.
[2026-05-24 09:12:28] [INFO ] Redundant transitions in 1211 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3827 ms. Remains : 10517/10517 places, 9917/9917 transitions.
RANDOM walk for 400000 steps (51553 resets) in 66668 ms. (5 steps per ms) remains 10443/10443 properties
Running SMT prover for 10443 properties.
[2026-05-24 09:12:54] [INFO ] Invariant cache hit.
[2026-05-24 09:16:14] [INFO ] After 185760ms SMT Verify possible using state equation in real domain returned unsat :0 sat :10441
[2026-05-24 09:16:14] [INFO ] State equation strengthened by 10 read => feed constraints.
SMT process timed out, exceeded limit of 100
[2026-05-24 09:16:14] [INFO ] After 0ms SMT Verify possible using After timeout in real domain returned unsat :0 sat :10441
[2026-05-24 09:16:14] [INFO ] After 200110ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :10441
RANDOM walk for 40000 steps (5155 resets) in 246 ms. (161 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (3384 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 34785 steps, run timeout after 3001 ms. (steps per millisecond=11 ) properties seen :0 out of 1
Probabilistic random walk after 34785 steps, saw 17407 distinct states, run finished after 3001 ms. (steps per millisecond=11 ) properties seen :0
[2026-05-24 09:16:20] [INFO ] Invariant cache hit.
[2026-05-24 09:16:20] [INFO ] State equation strengthened by 10 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/22 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/64 variables, 20/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 57/121 variables, 28/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 56/177 variables, 28/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 90/267 variables, 41/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 72/339 variables, 41/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/339 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 78/417 variables, 37/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/417 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 103/520 variables, 54/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/520 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 88/608 variables, 44/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/608 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 107/715 variables, 55/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/715 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 97/812 variables, 49/404 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/812 variables, 0/404 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 109/921 variables, 57/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/921 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 97/1018 variables, 49/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1018 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 109/1127 variables, 57/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1127 variables, 0/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 97/1224 variables, 49/616 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1224 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 109/1333 variables, 57/673 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1333 variables, 0/673 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 97/1430 variables, 49/722 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1430 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 109/1539 variables, 57/779 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1539 variables, 0/779 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 97/1636 variables, 49/828 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1636 variables, 0/828 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 109/1745 variables, 57/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1745 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 97/1842 variables, 49/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1842 variables, 0/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 109/1951 variables, 57/991 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1951 variables, 0/991 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 97/2048 variables, 49/1040 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/2048 variables, 0/1040 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 109/2157 variables, 57/1097 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/2157 variables, 0/1097 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 97/2254 variables, 49/1146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/2254 variables, 0/1146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 109/2363 variables, 57/1203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/2363 variables, 0/1203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 97/2460 variables, 49/1252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/2460 variables, 0/1252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 109/2569 variables, 57/1309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/2569 variables, 0/1309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 97/2666 variables, 49/1358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/2666 variables, 0/1358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 109/2775 variables, 57/1415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/2775 variables, 0/1415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 98/2873 variables, 49/1464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2873 variables, 0/1464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (OVERLAPS) 129/3002 variables, 62/1526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/3002 variables, 2/1528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/3002 variables, 0/1528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (OVERLAPS) 132/3134 variables, 70/1598 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/3134 variables, 4/1602 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/3134 variables, 0/1602 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (OVERLAPS) 111/3245 variables, 65/1667 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (INCLUDED_ONLY) 0/3245 variables, 4/1671 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/3245 variables, 0/1671 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (OVERLAPS) 54/3299 variables, 29/1700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/3299 variables, 0/1700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 76 (OVERLAPS) 53/3352 variables, 28/1728 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 77 (INCLUDED_ONLY) 0/3352 variables, 0/1728 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 78 (OVERLAPS) 50/3402 variables, 25/1753 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 79 (INCLUDED_ONLY) 0/3402 variables, 0/1753 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 80 (OVERLAPS) 53/3455 variables, 28/1781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 81 (INCLUDED_ONLY) 0/3455 variables, 0/1781 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 82 (OVERLAPS) 50/3505 variables, 25/1806 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 83 (INCLUDED_ONLY) 0/3505 variables, 0/1806 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 84 (OVERLAPS) 53/3558 variables, 28/1834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 85 (INCLUDED_ONLY) 0/3558 variables, 0/1834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 86 (OVERLAPS) 50/3608 variables, 25/1859 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 87 (INCLUDED_ONLY) 0/3608 variables, 0/1859 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 88 (OVERLAPS) 53/3661 variables, 28/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 89 (INCLUDED_ONLY) 0/3661 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 90 (OVERLAPS) 50/3711 variables, 25/1912 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 91 (INCLUDED_ONLY) 0/3711 variables, 0/1912 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 92 (OVERLAPS) 53/3764 variables, 28/1940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 93 (INCLUDED_ONLY) 0/3764 variables, 0/1940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 94 (OVERLAPS) 50/3814 variables, 25/1965 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 95 (INCLUDED_ONLY) 0/3814 variables, 0/1965 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 96 (OVERLAPS) 53/3867 variables, 28/1993 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 97 (INCLUDED_ONLY) 0/3867 variables, 0/1993 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 98 (OVERLAPS) 50/3917 variables, 25/2018 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 99 (INCLUDED_ONLY) 0/3917 variables, 0/2018 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3970/20434 variables, and 2046 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5019 ms.
Refiners :[State Equation: 2036/10517 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/22 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 42/64 variables, 20/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/64 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 57/121 variables, 28/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/121 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 56/177 variables, 28/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/177 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/267 variables, 41/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/267 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 72/339 variables, 41/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/339 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 78/417 variables, 37/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/417 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 103/520 variables, 54/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/520 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 88/608 variables, 44/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/608 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 107/715 variables, 55/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/715 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 97/812 variables, 49/405 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/812 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 109/921 variables, 57/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/921 variables, 1/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/921 variables, 6/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/921 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 97/1018 variables, 49/518 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1018 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 109/1127 variables, 57/575 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1127 variables, 4/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1127 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 97/1224 variables, 49/628 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1224 variables, 0/628 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 109/1333 variables, 57/685 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1333/20434 variables, and 686 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4046 ms.
Refiners :[State Equation: 673/10517 constraints, ReadFeed: 0/10 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 12/12 constraints]
After SMT, in 9093ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 10517 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10517/10517 places, 9917/9917 transitions.
Graph (complete) has 18222 edges and 10517 vertex of which 10511 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.8 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2365 transitions
Trivial Post-agglo rules discarded 2365 transitions
Performed 2365 trivial Post agglomeration. Transition count delta: 2365
Iterating post reduction 0 with 2368 rules applied. Total rules applied 2369 place count 10510 transition count 7550
Reduce places removed 2365 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2366 rules applied. Total rules applied 4735 place count 8145 transition count 7549
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4736 place count 8144 transition count 7549
Performed 394 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 394 Pre rules applied. Total rules applied 4736 place count 8144 transition count 7155
Deduced a syphon composed of 394 places in 811 ms
Reduce places removed 394 places and 0 transitions.
Iterating global reduction 3 with 788 rules applied. Total rules applied 5524 place count 7750 transition count 7155
Performed 1774 Post agglomeration using F-continuation condition.Transition count delta: 1774
Deduced a syphon composed of 1774 places in 345 ms
Reduce places removed 1774 places and 0 transitions.
Iterating global reduction 3 with 3548 rules applied. Total rules applied 9072 place count 5976 transition count 5381
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 252 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9274 place count 5875 transition count 5381
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 240 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9476 place count 5774 transition count 5381
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 101 places in 235 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 9678 place count 5673 transition count 5381
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 89 places in 233 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 9856 place count 5584 transition count 5381
Free-agglomeration rule (complex) applied 789 times.
Iterating global reduction 3 with 789 rules applied. Total rules applied 10645 place count 5584 transition count 4592
Reduce places removed 789 places and 0 transitions.
Iterating post reduction 3 with 789 rules applied. Total rules applied 11434 place count 4795 transition count 4592
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 788 times.
Drop transitions (Partial Free agglomeration) removed 788 transitions
Iterating global reduction 4 with 788 rules applied. Total rules applied 12222 place count 4795 transition count 4592
Applied a total of 12222 rules in 7996 ms. Remains 4795 /10517 variables (removed 5722) and now considering 4592/9917 (removed 5325) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8002 ms. Remains : 4795/10517 places, 4592/9917 transitions.
RANDOM walk for 40000 steps (5150 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3388 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 74048 steps, run timeout after 3001 ms. (steps per millisecond=24 ) properties seen :0 out of 1
Probabilistic random walk after 74048 steps, saw 37052 distinct states, run finished after 3001 ms. (steps per millisecond=24 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10117894843291186067.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3518817246681276848.kers'
[2026-05-24 09:16:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10117894843291186067.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3518817246681276848.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 24 ms.
// Phase 1: matrix 4592 rows 4793 cols 219348 entries
Finished phase 1 with 2598 SingleSign rule and 1197 generalized
[2026-05-24 09:16:43] [INFO ] Computed 1000 invariants in 2014 ms
Computed 1000 P flows in 2015 ms.
Exported basis to /tmp/petrispot-output-3518817246681276848.kers
Total runtime 2060 ms.
[2026-05-24 09:16:44] [INFO ] State equation strengthened by 798 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2874/2875 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2875 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1802/4677 variables, 904/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4677 variables, 0/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 114/4791 variables, 57/998 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4791 variables, 0/998 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 9383/9387 variables, and 5789 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15959 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, Generalized P Invariants (flows): 998/998 constraints, State Equation: 4791/4795 constraints, ReadFeed: 0/798 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2874/2875 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2875 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1802/4677 variables, 904/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 63708ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 4795 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 4592/4592 transitions.
Applied a total of 0 rules in 1188 ms. Remains 4795 /4795 variables (removed 0) and now considering 4592/4592 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1188 ms. Remains : 4795/4795 places, 4592/4592 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4795/4795 places, 4592/4592 transitions.
Applied a total of 0 rules in 1199 ms. Remains 4795 /4795 variables (removed 0) and now considering 4592/4592 (removed 0) transitions.
[2026-05-24 09:17:47] [INFO ] Invariant cache hit.
[2026-05-24 09:18:25] [INFO ] Performed 402/4795 implicitness test of which 33 returned IMPLICIT in 33 seconds.
[2026-05-24 09:18:56] [INFO ] Performed 509/4795 implicitness test of which 42 returned IMPLICIT in 64 seconds.

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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DoubleExponent-PT-200"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 DoubleExponent-PT-200, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r104-tall-177955698800568"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-200.tgz
mv DoubleExponent-PT-200 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;