MCC'2026- Execution of r008-oct2-177944369800248

About the Execution of ITS-Tools for ASLink-PT-08a

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
5542.228	1800000.00	4111384.00	259.00	[undef]	Time out reached

Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r008-oct2-177944369800248.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 ASLink-PT-08a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369800248
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.2K Mar 5 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 5 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 5 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 5 14:02 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 15 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:10 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:10 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Mar 5 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 5 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:10 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 757K 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 1779655398926

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 20:43:20] [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 20:43:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:43:20] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2026-05-24 20:43:20] [INFO ] Transformed 1796 places.
[2026-05-24 20:43:20] [INFO ] Transformed 2646 transitions.
[2026-05-24 20:43:20] [INFO ] Found NUPN structural information;
[2026-05-24 20:43:20] [INFO ] Parsed PT model containing 1796 places and 2646 transitions and 9934 arcs in 328 ms.
Structural test allowed to assert that 206 places are NOT stable. Took 18 ms.
Ensure Unique test removed 28 transitions
Reduce redundant transitions removed 28 transitions.
[2026-05-24 20:43:21] [INFO ] Flatten gal took : 413 ms
[2026-05-24 20:43:22] [INFO ] Flatten gal took : 308 ms
[2026-05-24 20:43:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12557482351664599390.gal : 118 ms
[2026-05-24 20:43:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14440464555841602202.prop : 21 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/ReachabilityCardinality12557482351664599390.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14440464555841602202.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/ReachabilityCardinality14440464555841602202.prop.
RANDOM walk for 40000 steps (196 resets) in 6428 ms. (6 steps per ms) remains 646/1590 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 24 ms. (4 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 18 ms. (6 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 646/646 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 646/646 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6106854697611207078.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16265477104628441844.kers'
[2026-05-24 20:43:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6106854697611207078.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16265477104628441844.kers]
Culling duplicate invariants (modulo rational): removing 32 columns.
Culled 32 columns in 2 ms.
// Phase 1: matrix 2618 rows 1764 cols 9814 entries
Finished phase 1 with 684 SingleSign rule and 766 generalized
[2026-05-24 20:43:22] [INFO ] Computed 346 invariants in 24 ms
Computed 346 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-16265477104628441844.kers
Total runtime 27 ms.
SDD proceeding with computation,1590 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,1590 properties remain. new max is 8
SDD size :8 after 9
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/646 variables, 646/646 constraints. Problems are: Problem set: 0 solved, 646 unsolved
SMT process timed out in 5504ms, After SMT, problems are : Problem set: 0 solved, 646 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 646 out of 1796 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1796/1796 places, 2618/2618 transitions.
Ensure Unique test removed 10 places
Discarding 15 places :
Implicit places reduction removed 15 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 114 transitions
Trivial Post-agglo rules discarded 114 transitions
Performed 114 trivial Post agglomeration. Transition count delta: 114
Iterating post reduction 0 with 139 rules applied. Total rules applied 139 place count 1771 transition count 2504
Reduce places removed 114 places and 0 transitions.
Iterating post reduction 1 with 114 rules applied. Total rules applied 253 place count 1657 transition count 2504
Performed 147 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 147 Pre rules applied. Total rules applied 253 place count 1657 transition count 2357
Deduced a syphon composed of 147 places in 10 ms
Ensure Unique test removed 53 places
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 347 rules applied. Total rules applied 600 place count 1457 transition count 2357
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 601 place count 1457 transition count 2356
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 602 place count 1456 transition count 2356
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 605 place count 1453 transition count 2340
Iterating global reduction 4 with 3 rules applied. Total rules applied 608 place count 1453 transition count 2340
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 612 place count 1452 transition count 2337
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 614 place count 1450 transition count 2337
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 615 place count 1449 transition count 2329
Iterating global reduction 6 with 1 rules applied. Total rules applied 616 place count 1449 transition count 2329
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 617 place count 1448 transition count 2321
Iterating global reduction 6 with 1 rules applied. Total rules applied 618 place count 1448 transition count 2321
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 619 place count 1447 transition count 2313
Invariant property smplace_227 does not hold.
Iterating global reduction 6 with 1 rules applied. Total rules applied 620 place count 1447 transition count 2313
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 621 place count 1446 transition count 2305
Iterating global reduction 6 with 1 rules applied. Total rules applied 622 place count 1446 transition count 2305
Invariant property smplace_186 does not hold.
Invariant property smplace_183 does not hold.
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 623 place count 1445 transition count 2297
Invariant property smplace_180 does not hold.
Iterating global reduction 6 with 1 rules applied. Total rules applied 624 place count 1445 transition count 2297
Invariant property smplace_166 does not hold.
Invariant property smplace_163 does not hold.
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 625 place count 1444 transition count 2289
Invariant property smplace_160 does not hold.
Iterating global reduction 6 with 1 rules applied. Total rules applied 626 place count 1444 transition count 2289
Invariant property smplace_144 does not hold.
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 627 place count 1443 transition count 2281
Invariant property smplace_143 does not hold.
Iterating global reduction 6 with 1 rules applied. Total rules applied 628 place count 1443 transition count 2281
Invariant property smplace_142 does not hold.
Invariant property smplace_141 does not hold.
Invariant property smplace_140 does not hold.
Invariant property smplace_139 does not hold.
Invariant property smplace_138 does not hold.
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 629 place count 1442 transition count 2273
Iterating global reduction 6 with 1 rules applied. Total rules applied 630 place count 1442 transition count 2273
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 631 place count 1441 transition count 2265
Iterating global reduction 6 with 1 rules applied. Total rules applied 632 place count 1441 transition count 2265
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 633 place count 1440 transition count 2257
Iterating global reduction 6 with 1 rules applied. Total rules applied 634 place count 1440 transition count 2257
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 635 place count 1439 transition count 2249
Iterating global reduction 6 with 1 rules applied. Total rules applied 636 place count 1439 transition count 2249
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 637 place count 1438 transition count 2241
Iterating global reduction 6 with 1 rules applied. Total rules applied 638 place count 1438 transition count 2241
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 639 place count 1437 transition count 2233
Iterating global reduction 6 with 1 rules applied. Total rules applied 640 place count 1437 transition count 2233
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 641 place count 1436 transition count 2225
Iterating global reduction 6 with 1 rules applied. Total rules applied 642 place count 1436 transition count 2225
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 643 place count 1435 transition count 2217
Iterating global reduction 6 with 1 rules applied. Total rules applied 644 place count 1435 transition count 2217
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 645 place count 1434 transition count 2209
Iterating global reduction 6 with 1 rules applied. Total rules applied 646 place count 1434 transition count 2209
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 3 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 6 with 58 rules applied. Total rules applied 704 place count 1405 transition count 2180
SDD proceeding with computation,1576 properties remain. new max is 8
SDD size :9 after 25
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 6 with 6 rules applied. Total rules applied 710 place count 1405 transition count 2174
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 716 place count 1399 transition count 2174
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 720 place count 1399 transition count 2174
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 721 place count 1398 transition count 2173
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 722 place count 1397 transition count 2173
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 3 Pre rules applied. Total rules applied 722 place count 1397 transition count 2170
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 728 place count 1394 transition count 2170
Applied a total of 728 rules in 1060 ms. Remains 1394 /1796 variables (removed 402) and now considering 2170/2618 (removed 448) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1069 ms. Remains : 1394/1796 places, 2170/2618 transitions.
Invariant property smplace_146 does not hold.
Invariant property smplace_145 does not hold.
SDD proceeding with computation,1574 properties remain. new max is 8
SDD size :25 after 43
SDD proceeding with computation,1574 properties remain. new max is 16
SDD size :43 after 44
SDD proceeding with computation,1574 properties remain. new max is 32
SDD size :44 after 68
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_165 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
SDD proceeding with computation,1568 properties remain. new max is 32
SDD size :68 after 120
Invariant property smplace_219 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_187 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_176 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_156 does not hold.
Invariant property smplace_137 does not hold.
Invariant property smplace_134 does not hold.
Invariant property smplace_100 does not hold.
SDD proceeding with computation,1554 properties remain. new max is 32
SDD size :120 after 267
Invariant property smplace_402 does not hold.
Invariant property smplace_399 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_218 does not hold.
Invariant property smplace_192 does not hold.
Invariant property smplace_191 does not hold.
SDD proceeding with computation,1548 properties remain. new max is 32
SDD size :267 after 357
Invariant property smplace_422 does not hold.
Invariant property smplace_414 does not hold.
Invariant property smplace_370 does not hold.
Invariant property smplace_350 does not hold.
Invariant property smplace_338 does not hold.
Invariant property smplace_335 does not hold.
Invariant property smplace_334 does not hold.
Invariant property smplace_333 does not hold.
Invariant property smplace_332 does not hold.
Invariant property smplace_328 does not hold.
Invariant property smplace_294 does not hold.
Invariant property smplace_190 does not hold.
SDD proceeding with computation,1536 properties remain. new max is 32
SDD size :357 after 5717
Invariant property smplace_340 does not hold.
Invariant property smplace_339 does not hold.
Invariant property smplace_337 does not hold.
Invariant property smplace_336 does not hold.
SDD proceeding with computation,1532 properties remain. new max is 32
SDD size :5717 after 5765
SDD proceeding with computation,1532 properties remain. new max is 64
SDD size :5765 after 5869
SDD proceeding with computation,1532 properties remain. new max is 128
SDD size :5869 after 12733
Invariant property smplace_408 does not hold.
Invariant property smplace_404 does not hold.
Invariant property smplace_380 does not hold.
Invariant property smplace_379 does not hold.
Invariant property smplace_378 does not hold.
Invariant property smplace_377 does not hold.
Invariant property smplace_376 does not hold.
Invariant property smplace_375 does not hold.
Invariant property smplace_374 does not hold.
Invariant property smplace_362 does not hold.
Invariant property smplace_361 does not hold.
Invariant property smplace_360 does not hold.
Invariant property smplace_359 does not hold.
Invariant property smplace_358 does not hold.
Invariant property smplace_357 does not hold.
Invariant property smplace_356 does not hold.
Invariant property smplace_355 does not hold.
Invariant property smplace_354 does not hold.
Invariant property smplace_353 does not hold.
Invariant property smplace_331 does not hold.
SDD proceeding with computation,1512 properties remain. new max is 128
SDD size :12733 after 86489
Invariant property smplace_597 does not hold.
Invariant property smplace_594 does not hold.
Invariant property smplace_419 does not hold.
Invariant property smplace_416 does not hold.
Invariant property smplace_413 does not hold.
Invariant property smplace_407 does not hold.
Invariant property smplace_401 does not hold.
Invariant property smplace_400 does not hold.
Invariant property smplace_386 does not hold.
Invariant property smplace_385 does not hold.
Invariant property smplace_384 does not hold.
Invariant property smplace_382 does not hold.
Invariant property smplace_381 does not hold.
Invariant property smplace_373 does not hold.
SDD proceeding with computation,1498 properties remain. new max is 128
SDD size :86489 after 1.42925e+06
Invariant property smplace_617 does not hold.
Invariant property smplace_609 does not hold.
Invariant property smplace_535 does not hold.
Invariant property smplace_534 does not hold.
Invariant property smplace_533 does not hold.
Invariant property smplace_532 does not hold.
Invariant property smplace_531 does not hold.
Invariant property smplace_530 does not hold.
Invariant property smplace_529 does not hold.
Invariant property smplace_528 does not hold.
Invariant property smplace_527 does not hold.
Invariant property smplace_523 does not hold.
Invariant property smplace_489 does not hold.
RANDOM walk for 2675821 steps (23532 resets) in 120004 ms. (22 steps per ms) remains 496/646 properties
BEST_FIRST walk for 40004 steps (44 resets) in 348 ms. (114 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 400 ms. (99 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 448 ms. (89 steps per ms) remains 496/496 properties
SDD proceeding with computation,1485 properties remain. new max is 128
SDD size :1.42925e+06 after 2.51547e+07
BEST_FIRST walk for 40004 steps (42 resets) in 351 ms. (113 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (40 resets) in 486 ms. (82 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (41 resets) in 388 ms. (102 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (44 resets) in 274 ms. (145 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 325 ms. (122 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (42 resets) in 321 ms. (124 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (43 resets) in 375 ms. (106 steps per ms) remains 496/496 properties
Invariant property smplace_812 does not hold.
BEST_FIRST walk for 40002 steps (43 resets) in 335 ms. (119 steps per ms) remains 496/496 properties
Invariant property smplace_809 does not hold.
Invariant property smplace_792 does not hold.
Invariant property smplace_791 does not hold.
Invariant property smplace_790 does not hold.
Invariant property smplace_789 does not hold.
BEST_FIRST walk for 40004 steps (44 resets) in 289 ms. (137 steps per ms) remains 496/496 properties
Invariant property smplace_728 does not hold.
Invariant property smplace_725 does not hold.
Invariant property smplace_724 does not hold.
Invariant property smplace_723 does not hold.
BEST_FIRST walk for 40004 steps (43 resets) in 361 ms. (110 steps per ms) remains 496/496 properties
Invariant property smplace_722 does not hold.
BEST_FIRST walk for 40004 steps (43 resets) in 290 ms. (137 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (42 resets) in 306 ms. (130 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (43 resets) in 302 ms. (132 steps per ms) remains 496/496 properties
Invariant property smplace_614 does not hold.
Invariant property smplace_611 does not hold.
Invariant property smplace_608 does not hold.
Invariant property smplace_603 does not hold.
Invariant property smplace_602 does not hold.
Invariant property smplace_599 does not hold.
Invariant property smplace_596 does not hold.
Invariant property smplace_595 does not hold.
BEST_FIRST walk for 40004 steps (44 resets) in 285 ms. (139 steps per ms) remains 496/496 properties
Invariant property smplace_581 does not hold.
Invariant property smplace_580 does not hold.
Invariant property smplace_579 does not hold.
Invariant property smplace_577 does not hold.
Invariant property smplace_576 does not hold.
Invariant property smplace_575 does not hold.
BEST_FIRST walk for 40004 steps (43 resets) in 306 ms. (130 steps per ms) remains 496/496 properties
Invariant property smplace_574 does not hold.
Invariant property smplace_573 does not hold.
Invariant property smplace_572 does not hold.
Invariant property smplace_571 does not hold.
Invariant property smplace_570 does not hold.
Invariant property smplace_569 does not hold.
Invariant property smplace_568 does not hold.
Invariant property smplace_565 does not hold.
Invariant property smplace_557 does not hold.
Invariant property smplace_556 does not hold.
Invariant property smplace_555 does not hold.
Invariant property smplace_554 does not hold.
Invariant property smplace_553 does not hold.
Invariant property smplace_552 does not hold.
Invariant property smplace_551 does not hold.
Invariant property smplace_550 does not hold.
BEST_FIRST walk for 40004 steps (43 resets) in 328 ms. (121 steps per ms) remains 496/496 properties
Invariant property smplace_549 does not hold.
Invariant property smplace_548 does not hold.
Invariant property smplace_545 does not hold.
Invariant property smplace_526 does not hold.
BEST_FIRST walk for 40004 steps (45 resets) in 305 ms. (130 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (46 resets) in 290 ms. (137 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 306 ms. (130 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (42 resets) in 354 ms. (112 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (45 resets) in 303 ms. (131 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (46 resets) in 288 ms. (138 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (42 resets) in 308 ms. (129 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 313 ms. (127 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (42 resets) in 317 ms. (125 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (42 resets) in 361 ms. (110 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (44 resets) in 292 ms. (136 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (46 resets) in 272 ms. (146 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (44 resets) in 300 ms. (132 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 258 ms. (154 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (39 resets) in 398 ms. (100 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (43 resets) in 298 ms. (133 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (42 resets) in 325 ms. (122 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 314 ms. (126 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 300 ms. (132 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (44 resets) in 300 ms. (132 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 278 ms. (143 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (42 resets) in 333 ms. (119 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (45 resets) in 328 ms. (121 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 338 ms. (118 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 297 ms. (134 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 311 ms. (128 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (44 resets) in 316 ms. (126 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (45 resets) in 295 ms. (135 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40004 steps (43 resets) in 311 ms. (128 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (46 resets) in 279 ms. (142 steps per ms) remains 496/496 properties
BEST_FIRST walk for 40003 steps (42 resets) in 335 ms. (119 steps per ms) remains 496/496 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6406406272260453136.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11672556569615623665.kers'
[2026-05-24 20:44:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6406406272260453136.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11672556569615623665.kers]
Culling duplicate invariants (modulo rational): removing 35 columns.
Culled 35 columns in 1 ms.
// Phase 1: matrix 2170 rows 1359 cols 8376 entries
Finished phase 1 with 397 SingleSign rule and 731 generalized
[2026-05-24 20:44:04] [INFO ] Computed 266 invariants in 19 ms
Computed 266 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-11672556569615623665.kers
Total runtime 22 ms.
SDD proceeding with computation,1440 properties remain. new max is 128
SDD size :2.51547e+07 after 3.39917e+09
Invariant property smplace_804 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_794 does not hold.
Invariant property smplace_760 does not hold.
Invariant property smplace_740 does not hold.
Invariant property smplace_730 does not hold.
Invariant property smplace_729 does not hold.
Invariant property smplace_727 does not hold.
Invariant property smplace_726 does not hold.
Invariant property smplace_721 does not hold.
Invariant property smplace_718 does not hold.
Invariant property smplace_684 does not hold.
SDD proceeding with computation,1428 properties remain. new max is 128
SDD size :3.39917e+09 after 6.34384e+10
Invariant property smplace_1007 does not hold.
Invariant property smplace_1004 does not hold.
Invariant property smplace_1001 does not hold.
Invariant property smplace_987 does not hold.
Invariant property smplace_986 does not hold.
Invariant property smplace_985 does not hold.
Invariant property smplace_984 does not hold.
Invariant property smplace_971 does not hold.
Invariant property smplace_970 does not hold.
Invariant property smplace_969 does not hold.
Invariant property smplace_923 does not hold.
Invariant property smplace_922 does not hold.
Invariant property smplace_921 does not hold.
Invariant property smplace_920 does not hold.
Invariant property smplace_919 does not hold.
Invariant property smplace_918 does not hold.
Invariant property smplace_917 does not hold.
Invariant property smplace_806 does not hold.
Invariant property smplace_803 does not hold.
Invariant property smplace_797 does not hold.
Invariant property smplace_776 does not hold.
Invariant property smplace_775 does not hold.
Invariant property smplace_774 does not hold.
Invariant property smplace_772 does not hold.
Invariant property smplace_771 does not hold.
Invariant property smplace_770 does not hold.
Invariant property smplace_769 does not hold.
Invariant property smplace_768 does not hold.
Invariant property smplace_767 does not hold.
Invariant property smplace_766 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_764 does not hold.
Invariant property smplace_763 does not hold.
Invariant property smplace_752 does not hold.
Invariant property smplace_751 does not hold.
Invariant property smplace_750 does not hold.
Invariant property smplace_749 does not hold.
Invariant property smplace_748 does not hold.
Invariant property smplace_747 does not hold.
Invariant property smplace_746 does not hold.
Invariant property smplace_745 does not hold.
Invariant property smplace_744 does not hold.
Invariant property smplace_743 does not hold.
SDD proceeding with computation,1385 properties remain. new max is 128
SDD size :6.34384e+10 after 8.4955e+12
Invariant property smplace_1199 does not hold.
Invariant property smplace_1182 does not hold.
Invariant property smplace_1181 does not hold.
Invariant property smplace_1180 does not hold.
Invariant property smplace_1179 does not hold.
Invariant property smplace_999 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_993 does not hold.
Invariant property smplace_992 does not hold.
Invariant property smplace_989 does not hold.
Invariant property smplace_967 does not hold.
Invariant property smplace_966 does not hold.
Invariant property smplace_965 does not hold.
Invariant property smplace_964 does not hold.
Invariant property smplace_963 does not hold.
Invariant property smplace_962 does not hold.
Invariant property smplace_961 does not hold.
Invariant property smplace_960 does not hold.
Invariant property smplace_959 does not hold.
Invariant property smplace_958 does not hold.
Invariant property smplace_955 does not hold.
Invariant property smplace_947 does not hold.
Invariant property smplace_946 does not hold.
Invariant property smplace_945 does not hold.
Invariant property smplace_944 does not hold.
Invariant property smplace_943 does not hold.
Invariant property smplace_942 does not hold.
Invariant property smplace_941 does not hold.
Invariant property smplace_940 does not hold.
Invariant property smplace_939 does not hold.
Invariant property smplace_938 does not hold.
Invariant property smplace_935 does not hold.
Invariant property smplace_925 does not hold.
Invariant property smplace_924 does not hold.
Invariant property smplace_916 does not hold.
Invariant property smplace_913 does not hold.
Invariant property smplace_879 does not hold.
SDD proceeding with computation,1348 properties remain. new max is 128
SDD size :8.4955e+12 after 4.36006e+14
Invariant property smplace_1202 does not hold.
Invariant property smplace_1196 does not hold.
Invariant property smplace_1194 does not hold.
Invariant property smplace_1188 does not hold.
Invariant property smplace_1184 does not hold.
Invariant property smplace_1166 does not hold.
Invariant property smplace_1165 does not hold.
Invariant property smplace_1164 does not hold.
Invariant property smplace_1150 does not hold.
Invariant property smplace_1130 does not hold.
Invariant property smplace_1120 does not hold.
Invariant property smplace_1119 does not hold.
Invariant property smplace_1118 does not hold.
Invariant property smplace_1117 does not hold.
Invariant property smplace_1116 does not hold.
Invariant property smplace_1115 does not hold.
Invariant property smplace_1114 does not hold.
Invariant property smplace_1113 does not hold.
Invariant property smplace_1112 does not hold.
Invariant property smplace_1111 does not hold.
Invariant property smplace_1108 does not hold.
Invariant property smplace_1074 does not hold.
SDD proceeding with computation,1326 properties remain. new max is 128
SDD size :4.36006e+14 after 6.24117e+16
Invariant property smplace_1394 does not hold.
Invariant property smplace_1391 does not hold.
Invariant property smplace_1377 does not hold.
Invariant property smplace_1376 does not hold.
Invariant property smplace_1375 does not hold.
Invariant property smplace_1374 does not hold.
Invariant property smplace_1361 does not hold.
Invariant property smplace_1360 does not hold.
Invariant property smplace_1193 does not hold.
Invariant property smplace_1187 does not hold.
Invariant property smplace_1162 does not hold.
Invariant property smplace_1161 does not hold.
Invariant property smplace_1160 does not hold.
Invariant property smplace_1159 does not hold.
Invariant property smplace_1158 does not hold.
Invariant property smplace_1157 does not hold.
Invariant property smplace_1156 does not hold.
Invariant property smplace_1155 does not hold.
Invariant property smplace_1154 does not hold.
Invariant property smplace_1153 does not hold.
Invariant property smplace_1142 does not hold.
Invariant property smplace_1141 does not hold.
Invariant property smplace_1140 does not hold.
Invariant property smplace_1139 does not hold.
Invariant property smplace_1138 does not hold.
Invariant property smplace_1137 does not hold.
Invariant property smplace_1136 does not hold.
Invariant property smplace_1135 does not hold.
Invariant property smplace_1134 does not hold.
Invariant property smplace_1133 does not hold.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/496 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 496 unsolved
SDD proceeding with computation,1296 properties remain. new max is 128
SDD size :6.24117e+16 after 1.70079e+18
Invariant property smplace_1589 does not hold.
Invariant property smplace_1572 does not hold.
Invariant property smplace_1571 does not hold.
Invariant property smplace_1570 does not hold.
Invariant property smplace_1569 does not hold.
Invariant property smplace_1397 does not hold.
Invariant property smplace_1389 does not hold.
Invariant property smplace_1388 does not hold.
Invariant property smplace_1383 does not hold.
Invariant property smplace_1382 does not hold.
Invariant property smplace_1379 does not hold.
Invariant property smplace_1359 does not hold.
Invariant property smplace_1345 does not hold.
Invariant property smplace_1335 does not hold.
Invariant property smplace_1334 does not hold.
Invariant property smplace_1333 does not hold.
Invariant property smplace_1332 does not hold.
Invariant property smplace_1331 does not hold.
Invariant property smplace_1330 does not hold.
Invariant property smplace_1329 does not hold.
Invariant property smplace_1325 does not hold.
Invariant property smplace_1315 does not hold.
Invariant property smplace_1314 does not hold.
Invariant property smplace_1313 does not hold.
Invariant property smplace_1312 does not hold.
Invariant property smplace_1311 does not hold.
Invariant property smplace_1310 does not hold.
Invariant property smplace_1309 does not hold.
Invariant property smplace_1308 does not hold.
Invariant property smplace_1307 does not hold.
Invariant property smplace_1306 does not hold.
Invariant property smplace_1303 does not hold.
Invariant property smplace_1269 does not hold.
SDD proceeding with computation,1263 properties remain. new max is 128
SDD size :1.70079e+18 after 1.801e+20
Invariant property smplace_1357 does not hold.
Invariant property smplace_1356 does not hold.
Invariant property smplace_1355 does not hold.
Invariant property smplace_1354 does not hold.
Invariant property smplace_1353 does not hold.
Invariant property smplace_1352 does not hold.
Invariant property smplace_1351 does not hold.
Invariant property smplace_1350 does not hold.
Invariant property smplace_1349 does not hold.
Invariant property smplace_1348 does not hold.
Invariant property smplace_1337 does not hold.
Invariant property smplace_1336 does not hold.
Invariant property smplace_1328 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/496 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 496 unsolved
SDD proceeding with computation,1250 properties remain. new max is 128
SDD size :1.801e+20 after 8.2932e+20
Invariant property smplace_1586 does not hold.
At refinement iteration 2 (OVERLAPS) 197/693 variables, 60/103 constraints. Problems are: Problem set: 0 solved, 496 unsolved
Invariant property smplace_1556 does not hold.
Invariant property smplace_1555 does not hold.
Invariant property smplace_1554 does not hold.
SDD proceeding with computation,1246 properties remain. new max is 128
SDD size :8.2932e+20 after 2.0733e+21
Invariant property smplace_1592 does not hold.
Invariant property smplace_1552 does not hold.
Invariant property smplace_1551 does not hold.
Invariant property smplace_1550 does not hold.
Invariant property smplace_1549 does not hold.
Invariant property smplace_1548 does not hold.
Invariant property smplace_1547 does not hold.
Invariant property smplace_1546 does not hold.
Invariant property smplace_1545 does not hold.
Invariant property smplace_1544 does not hold.
Invariant property smplace_1543 does not hold.
Invariant property smplace_1532 does not hold.
Invariant property smplace_1531 does not hold.
Invariant property smplace_1530 does not hold.
Invariant property smplace_1529 does not hold.
Invariant property smplace_1528 does not hold.
Invariant property smplace_1527 does not hold.
Invariant property smplace_1526 does not hold.
Invariant property smplace_1525 does not hold.
Invariant property smplace_1524 does not hold.
Invariant property smplace_1523 does not hold.
Invariant property smplace_1510 does not hold.
Invariant property smplace_1509 does not hold.
Invariant property smplace_1508 does not hold.
Invariant property smplace_1507 does not hold.
Invariant property smplace_1506 does not hold.
Invariant property smplace_1505 does not hold.
Invariant property smplace_1504 does not hold.
Invariant property smplace_1503 does not hold.
Invariant property smplace_1502 does not hold.
Invariant property smplace_1501 does not hold.
SDD proceeding with computation,1215 properties remain. new max is 128
SDD size :2.0733e+21 after 7.50534e+22
Invariant property smplace_1666 does not hold.
Invariant property smplace_1665 does not hold.
Invariant property smplace_1656 does not hold.
Invariant property smplace_1628 does not hold.
Invariant property smplace_1627 does not hold.
Invariant property smplace_1626 does not hold.
Invariant property smplace_1625 does not hold.
Invariant property smplace_1624 does not hold.
Invariant property smplace_1623 does not hold.
Invariant property smplace_1622 does not hold.
Invariant property smplace_1621 does not hold.
Invariant property smplace_1620 does not hold.
Invariant property smplace_1619 does not hold.
Invariant property smplace_1618 does not hold.
Invariant property smplace_1617 does not hold.
Invariant property smplace_1616 does not hold.
Invariant property smplace_1615 does not hold.
Invariant property smplace_1614 does not hold.
Invariant property smplace_1584 does not hold.
Invariant property smplace_1540 does not hold.
Invariant property smplace_1520 does not hold.
Invariant property smplace_1498 does not hold.
Invariant property smplace_1464 does not hold.
Invariant property smplace_1416 does not hold.
Invariant property smplace_1415 does not hold.
Invariant property smplace_1414 does not hold.
Invariant property smplace_1413 does not hold.
Invariant property smplace_1412 does not hold.
Invariant property smplace_1411 does not hold.
Invariant property smplace_1410 does not hold.
Invariant property smplace_1409 does not hold.
Invariant property smplace_1408 does not hold.
Invariant property smplace_1407 does not hold.
Invariant property smplace_1406 does not hold.
Invariant property smplace_1405 does not hold.
Invariant property smplace_1404 does not hold.
Invariant property smplace_1403 does not hold.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 496 unsolved
At refinement iteration 4 (OVERLAPS) 81/774 variables, 6/109 constraints. Problems are: Problem set: 0 solved, 496 unsolved
SDD proceeding with computation,1178 properties remain. new max is 128
SDD size :7.50534e+22 after 1.38538e+24
Invariant property smplace_1613 does not hold.
Invariant property smplace_1612 does not hold.
Invariant property smplace_1590 does not hold.
Invariant property smplace_1588 does not hold.
Invariant property smplace_1585 does not hold.
Invariant property smplace_1567 does not hold.
Invariant property smplace_1564 does not hold.
Invariant property smplace_1563 does not hold.
Invariant property smplace_1562 does not hold.
Invariant property smplace_1561 does not hold.
Invariant property smplace_1475 does not hold.
Invariant property smplace_1459 does not hold.
Invariant property smplace_1458 does not hold.
Invariant property smplace_1457 does not hold.
Invariant property smplace_1454 does not hold.
Invariant property smplace_1402 does not hold.
Invariant property smplace_1401 does not hold.
Invariant property smplace_1400 does not hold.
Invariant property smplace_1399 does not hold.
SDD proceeding with computation,1159 properties remain. new max is 128
SDD size :1.38538e+24 after 1.53926e+24
SDD proceeding with computation,1159 properties remain. new max is 256
SDD size :1.53926e+24 after 1.54e+24
Invariant property smplace_1566 does not hold.
Invariant property smplace_1456 does not hold.
Invariant property smplace_1455 does not hold.
Invariant property smplace_1453 does not hold.
Invariant property smplace_1452 does not hold.
Invariant property smplace_1221 does not hold.
At refinement iteration 5 (INCLUDED_ONLY) 0/774 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 496 unsolved
At refinement iteration 6 (OVERLAPS) 27/801 variables, 2/111 constraints. Problems are: Problem set: 0 solved, 496 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 801/3564 variables, and 111 constraints, problems are : Problem set: 0 solved, 496 unsolved in 45024 ms.
Refiners :[Positive P Invariants (semi-flows): 68/86 constraints, Generalized P Invariants (flows): 43/180 constraints, State Equation: 0/1394 constraints, PredecessorRefiner: 496/496 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 496 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/496 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 496 unsolved
SDD proceeding with computation,1153 properties remain. new max is 256
SDD size :1.54e+24 after 1.54427e+24
Invariant property smplace_1451 does not hold.
Invariant property smplace_1450 does not hold.
Invariant property smplace_1449 does not hold.
Invariant property smplace_1448 does not hold.
Invariant property smplace_1447 does not hold.
Invariant property smplace_1446 does not hold.
Invariant property smplace_1445 does not hold.
Invariant property smplace_1444 does not hold.
Invariant property smplace_1443 does not hold.
Invariant property smplace_1442 does not hold.
Invariant property smplace_1441 does not hold.
Invariant property smplace_1440 does not hold.
Invariant property smplace_1439 does not hold.
Invariant property smplace_1438 does not hold.
Invariant property smplace_1437 does not hold.
Invariant property smplace_1395 does not hold.
Invariant property smplace_1366 does not hold.
Invariant property smplace_1280 does not hold.
Invariant property smplace_1264 does not hold.
Invariant property smplace_1263 does not hold.
Invariant property smplace_1262 does not hold.
Invariant property smplace_1261 does not hold.
Invariant property smplace_1258 does not hold.
Invariant property smplace_1257 does not hold.
Invariant property smplace_1256 does not hold.
Invariant property smplace_1255 does not hold.
Invariant property smplace_1254 does not hold.
Invariant property smplace_1253 does not hold.
Invariant property smplace_1252 does not hold.
Invariant property smplace_1251 does not hold.
Invariant property smplace_1250 does not hold.
Invariant property smplace_1249 does not hold.
Invariant property smplace_1248 does not hold.
Invariant property smplace_1247 does not hold.
Invariant property smplace_1246 does not hold.
Invariant property smplace_1245 does not hold.
Invariant property smplace_1244 does not hold.
Invariant property smplace_1243 does not hold.
Invariant property smplace_1242 does not hold.
Invariant property smplace_1220 does not hold.
Invariant property smplace_1219 does not hold.
Invariant property smplace_1218 does not hold.
Invariant property smplace_1217 does not hold.
Invariant property smplace_1216 does not hold.
Invariant property smplace_1215 does not hold.
Invariant property smplace_1214 does not hold.
Invariant property smplace_1213 does not hold.
Invariant property smplace_1212 does not hold.
Invariant property smplace_1211 does not hold.
Invariant property smplace_1210 does not hold.
Invariant property smplace_1209 does not hold.
Invariant property smplace_1208 does not hold.
Invariant property smplace_1207 does not hold.
Invariant property smplace_1206 does not hold.
Invariant property smplace_1205 does not hold.
Invariant property smplace_1204 does not hold.
Invariant property smplace_1200 does not hold.
Invariant property smplace_1171 does not hold.
Invariant property smplace_1085 does not hold.
Invariant property smplace_1069 does not hold.
Invariant property smplace_1068 does not hold.
Invariant property smplace_1067 does not hold.
Invariant property smplace_1066 does not hold.
Invariant property smplace_1063 does not hold.
Invariant property smplace_1062 does not hold.
Invariant property smplace_1061 does not hold.
Invariant property smplace_1060 does not hold.
Invariant property smplace_1059 does not hold.
Invariant property smplace_1058 does not hold.
Invariant property smplace_1057 does not hold.
Invariant property smplace_1056 does not hold.
Invariant property smplace_1055 does not hold.
Invariant property smplace_1054 does not hold.
Invariant property smplace_1053 does not hold.
Invariant property smplace_1052 does not hold.
Invariant property smplace_1051 does not hold.
Invariant property smplace_1050 does not hold.
Invariant property smplace_1049 does not hold.
Invariant property smplace_1048 does not hold.
Invariant property smplace_1047 does not hold.
Invariant property smplace_1026 does not hold.
Invariant property smplace_1025 does not hold.
Invariant property smplace_1024 does not hold.
Invariant property smplace_1023 does not hold.
Invariant property smplace_1022 does not hold.
Invariant property smplace_1021 does not hold.
Invariant property smplace_1020 does not hold.
Invariant property smplace_1019 does not hold.
Invariant property smplace_1018 does not hold.
Invariant property smplace_1017 does not hold.
Invariant property smplace_1016 does not hold.
Invariant property smplace_1015 does not hold.
Invariant property smplace_1014 does not hold.
Invariant property smplace_1013 does not hold.
Invariant property smplace_1012 does not hold.
Invariant property smplace_1011 does not hold.
Invariant property smplace_1010 does not hold.
Invariant property smplace_1009 does not hold.
Invariant property smplace_1005 does not hold.
Invariant property smplace_976 does not hold.
Invariant property smplace_890 does not hold.
Invariant property smplace_874 does not hold.
Invariant property smplace_873 does not hold.
Invariant property smplace_872 does not hold.
Invariant property smplace_871 does not hold.
Invariant property smplace_868 does not hold.
Invariant property smplace_867 does not hold.
Invariant property smplace_866 does not hold.
Invariant property smplace_865 does not hold.
Invariant property smplace_864 does not hold.
Invariant property smplace_863 does not hold.
Invariant property smplace_862 does not hold.
Invariant property smplace_861 does not hold.
Invariant property smplace_860 does not hold.
Invariant property smplace_859 does not hold.
Invariant property smplace_858 does not hold.
Invariant property smplace_857 does not hold.
Invariant property smplace_856 does not hold.
Invariant property smplace_855 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_853 does not hold.
Invariant property smplace_852 does not hold.
Invariant property smplace_831 does not hold.
Invariant property smplace_830 does not hold.
Invariant property smplace_829 does not hold.
Invariant property smplace_828 does not hold.
Invariant property smplace_827 does not hold.
Invariant property smplace_826 does not hold.
Invariant property smplace_825 does not hold.
Invariant property smplace_824 does not hold.
Invariant property smplace_823 does not hold.
Invariant property smplace_822 does not hold.
Invariant property smplace_821 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_819 does not hold.
Invariant property smplace_818 does not hold.
Invariant property smplace_817 does not hold.
Invariant property smplace_816 does not hold.
Invariant property smplace_815 does not hold.
Invariant property smplace_814 does not hold.
Invariant property smplace_810 does not hold.
Invariant property smplace_695 does not hold.
Invariant property smplace_694 does not hold.
Invariant property smplace_679 does not hold.
Invariant property smplace_678 does not hold.
Invariant property smplace_677 does not hold.
Invariant property smplace_676 does not hold.
Invariant property smplace_673 does not hold.
Invariant property smplace_672 does not hold.
Invariant property smplace_671 does not hold.
Invariant property smplace_670 does not hold.
Invariant property smplace_636 does not hold.
Invariant property smplace_635 does not hold.
Invariant property smplace_634 does not hold.
Invariant property smplace_633 does not hold.
Invariant property smplace_632 does not hold.
Invariant property smplace_631 does not hold.
Invariant property smplace_630 does not hold.
Invariant property smplace_629 does not hold.
Invariant property smplace_628 does not hold.
Invariant property smplace_627 does not hold.
Invariant property smplace_626 does not hold.
Invariant property smplace_625 does not hold.
Invariant property smplace_624 does not hold.
Invariant property smplace_623 does not hold.
Invariant property smplace_622 does not hold.
Invariant property smplace_621 does not hold.
Invariant property smplace_620 does not hold.
Invariant property smplace_619 does not hold.
Invariant property smplace_441 does not hold.
Invariant property smplace_440 does not hold.
Invariant property smplace_439 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/496 variables, 0/43 constraints. Problems are: Problem set: 98 solved, 398 unsolved
At refinement iteration 2 (OVERLAPS) 197/693 variables, 60/103 constraints. Problems are: Problem set: 98 solved, 398 unsolved
SDD proceeding with computation,981 properties remain. new max is 256
SDD size :1.54427e+24 after 1.56774e+24
Invariant property smplace_669 does not hold.
Invariant property smplace_668 does not hold.
Invariant property smplace_667 does not hold.
Invariant property smplace_666 does not hold.
Invariant property smplace_665 does not hold.
Invariant property smplace_664 does not hold.
Invariant property smplace_663 does not hold.
Invariant property smplace_662 does not hold.
Invariant property smplace_661 does not hold.
Invariant property smplace_660 does not hold.
Invariant property smplace_659 does not hold.
Invariant property smplace_658 does not hold.
Invariant property smplace_657 does not hold.
Invariant property smplace_586 does not hold.
Invariant property smplace_585 does not hold.
Invariant property smplace_584 does not hold.
Invariant property smplace_583 does not hold.
Invariant property smplace_438 does not hold.
Invariant property smplace_437 does not hold.
Invariant property smplace_436 does not hold.
Invariant property smplace_435 does not hold.
Invariant property smplace_434 does not hold.
Invariant property smplace_433 does not hold.
Invariant property smplace_432 does not hold.
Invariant property smplace_431 does not hold.
Invariant property smplace_430 does not hold.
Invariant property smplace_429 does not hold.
Invariant property smplace_428 does not hold.
Invariant property smplace_427 does not hold.
Invariant property smplace_426 does not hold.
Invariant property smplace_425 does not hold.
SDD proceeding with computation,950 properties remain. new max is 256
SDD size :1.56774e+24 after 1.56774e+24
SDD proceeding with computation,950 properties remain. new max is 512
SDD size :1.56774e+24 after 1.56774e+24
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 0/103 constraints. Problems are: Problem set: 129 solved, 367 unsolved
At refinement iteration 4 (OVERLAPS) 81/774 variables, 6/109 constraints. Problems are: Problem set: 129 solved, 367 unsolved
Invariant property smplace_500 does not hold.
Invariant property smplace_499 does not hold.
At refinement iteration 5 (INCLUDED_ONLY) 0/774 variables, 0/109 constraints. Problems are: Problem set: 131 solved, 365 unsolved
At refinement iteration 6 (OVERLAPS) 27/801 variables, 2/111 constraints. Problems are: Problem set: 131 solved, 365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 801/3564 variables, and 111 constraints, problems are : Problem set: 131 solved, 365 unsolved in 45022 ms.
Refiners :[Positive P Invariants (semi-flows): 68/86 constraints, Generalized P Invariants (flows): 43/180 constraints, State Equation: 0/1394 constraints, PredecessorRefiner: 0/496 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90242ms problems are : Problem set: 131 solved, 365 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 365 out of 1394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1394/1394 places, 2170/2170 transitions.
Ensure Unique test removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 1389 transition count 2163
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 20 place count 1381 transition count 2163
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 20 place count 1381 transition count 2161
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 1379 transition count 2161
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 25 place count 1378 transition count 2161
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 29 place count 1374 transition count 2137
Iterating global reduction 3 with 4 rules applied. Total rules applied 33 place count 1374 transition count 2137
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 2 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 3 with 32 rules applied. Total rules applied 65 place count 1358 transition count 2121
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 66 place count 1357 transition count 2120
Iterating global reduction 3 with 1 rules applied. Total rules applied 67 place count 1357 transition count 2120
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 71 place count 1357 transition count 2116
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 75 place count 1353 transition count 2116
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 76 place count 1353 transition count 2116
Applied a total of 76 rules in 288 ms. Remains 1353 /1394 variables (removed 41) and now considering 2116/2170 (removed 54) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 288 ms. Remains : 1353/1394 places, 2116/2170 transitions.
SDD proceeding with computation,948 properties remain. new max is 512
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_484 does not hold.
Invariant property smplace_424 does not hold.
SDD proceeding with computation,946 properties remain. new max is 512
SDD size :1.56774e+24 after 1.56774e+24
SDD proceeding with computation,946 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_615 does not hold.
Invariant property smplace_483 does not hold.
Invariant property smplace_482 does not hold.
Invariant property smplace_481 does not hold.
Invariant property smplace_478 does not hold.
Invariant property smplace_477 does not hold.
Invariant property smplace_476 does not hold.
Invariant property smplace_475 does not hold.
Invariant property smplace_474 does not hold.
Invariant property smplace_473 does not hold.
Invariant property smplace_472 does not hold.
Invariant property smplace_471 does not hold.
Invariant property smplace_470 does not hold.
Invariant property smplace_469 does not hold.
Invariant property smplace_468 does not hold.
Invariant property smplace_467 does not hold.
Invariant property smplace_466 does not hold.
Invariant property smplace_465 does not hold.
Invariant property smplace_464 does not hold.
Invariant property smplace_463 does not hold.
Invariant property smplace_462 does not hold.
Invariant property smplace_391 does not hold.
Invariant property smplace_390 does not hold.
Invariant property smplace_389 does not hold.
Invariant property smplace_388 does not hold.
Invariant property smplace_305 does not hold.
Invariant property smplace_304 does not hold.
Invariant property smplace_246 does not hold.
Invariant property smplace_245 does not hold.
Invariant property smplace_244 does not hold.
Invariant property smplace_243 does not hold.
Invariant property smplace_242 does not hold.
Invariant property smplace_241 does not hold.
Invariant property smplace_240 does not hold.
Invariant property smplace_239 does not hold.
Invariant property smplace_238 does not hold.
Invariant property smplace_237 does not hold.
Invariant property smplace_236 does not hold.
Invariant property smplace_235 does not hold.
Invariant property smplace_234 does not hold.
Invariant property smplace_233 does not hold.
Invariant property smplace_232 does not hold.
Invariant property smplace_231 does not hold.
Invariant property smplace_230 does not hold.
SDD proceeding with computation,902 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
RANDOM walk for 3864748 steps (37216 resets) in 120004 ms. (32 steps per ms) remains 350/365 properties
BEST_FIRST walk for 40003 steps (46 resets) in 221 ms. (180 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40002 steps (46 resets) in 241 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 227 ms. (175 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 237 ms. (168 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 234 ms. (170 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 229 ms. (173 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 254 ms. (156 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (42 resets) in 241 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 250 ms. (159 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 222 ms. (179 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 262 ms. (152 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 240 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 257 ms. (155 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (47 resets) in 243 ms. (163 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 215 ms. (185 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 241 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 221 ms. (180 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 249 ms. (160 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (44 resets) in 260 ms. (153 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (42 resets) in 274 ms. (145 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 224 ms. (177 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (46 resets) in 244 ms. (163 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 242 ms. (164 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (47 resets) in 225 ms. (177 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (47 resets) in 211 ms. (188 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (44 resets) in 261 ms. (152 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (43 resets) in 229 ms. (173 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (44 resets) in 245 ms. (162 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 233 ms. (170 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (50 resets) in 226 ms. (176 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (48 resets) in 240 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (47 resets) in 240 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (46 resets) in 241 ms. (165 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 227 ms. (175 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 250 ms. (159 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (47 resets) in 217 ms. (183 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (44 resets) in 263 ms. (151 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40002 steps (45 resets) in 262 ms. (152 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (45 resets) in 223 ms. (178 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (43 resets) in 255 ms. (156 steps per ms) remains 350/350 properties
Invariant property smplace_289 does not hold.
BEST_FIRST walk for 40003 steps (45 resets) in 246 ms. (161 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 227 ms. (175 steps per ms) remains 350/350 properties
Invariant property smplace_229 does not hold.
BEST_FIRST walk for 40004 steps (45 resets) in 269 ms. (148 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (43 resets) in 253 ms. (157 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 228 ms. (174 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 251 ms. (158 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (43 resets) in 242 ms. (164 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40003 steps (45 resets) in 248 ms. (160 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (46 resets) in 239 ms. (166 steps per ms) remains 350/350 properties
BEST_FIRST walk for 40004 steps (44 resets) in 225 ms. (177 steps per ms) remains 350/350 properties
SDD proceeding with computation,900 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_420 does not hold.
Invariant property smplace_418 does not hold.
Invariant property smplace_415 does not hold.
Invariant property smplace_397 does not hold.
Invariant property smplace_396 does not hold.
Invariant property smplace_395 does not hold.
Invariant property smplace_394 does not hold.
Invariant property smplace_393 does not hold.
Invariant property smplace_392 does not hold.
Invariant property smplace_288 does not hold.
Invariant property smplace_287 does not hold.
Invariant property smplace_286 does not hold.
Invariant property smplace_285 does not hold.
Invariant property smplace_284 does not hold.
Invariant property smplace_283 does not hold.
Invariant property smplace_282 does not hold.
Invariant property smplace_281 does not hold.
Invariant property smplace_280 does not hold.
Invariant property smplace_279 does not hold.
Invariant property smplace_278 does not hold.
Invariant property smplace_277 does not hold.
Invariant property smplace_276 does not hold.
Invariant property smplace_275 does not hold.
Invariant property smplace_274 does not hold.
Invariant property smplace_273 does not hold.
Invariant property smplace_272 does not hold.
Invariant property smplace_271 does not hold.
Invariant property smplace_270 does not hold.
Invariant property smplace_269 does not hold.
Invariant property smplace_268 does not hold.
Invariant property smplace_267 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_51 does not hold.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_44 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_42 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
SDD proceeding with computation,850 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_613 does not hold.
Invariant property smplace_592 does not hold.
Invariant property smplace_591 does not hold.
Invariant property smplace_590 does not hold.
Invariant property smplace_589 does not hold.
Invariant property smplace_588 does not hold.
Invariant property smplace_587 does not hold.
Invariant property smplace_480 does not hold.
SDD proceeding with computation,842 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_610 does not hold.
Invariant property smplace_479 does not hold.
SDD proceeding with computation,840 properties remain. new max is 1024
SDD size :1.56774e+24 after 1.56774e+24
SDD proceeding with computation,840 properties remain. new max is 2048
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_225 does not hold.
Invariant property smplace_223 does not hold.
Invariant property smplace_220 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_201 does not hold.
Invariant property smplace_200 does not hold.
Invariant property smplace_199 does not hold.
Invariant property smplace_198 does not hold.
Invariant property smplace_197 does not hold.
Invariant property smplace_196 does not hold.
Invariant property smplace_195 does not hold.
Invariant property smplace_194 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_74 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_9 does not hold.
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
Invariant property smplace_6 does not hold.
Invariant property smplace_5 does not hold.
Invariant property smplace_4 does not hold.
Invariant property smplace_3 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,787 properties remain. new max is 2048
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_1 does not hold.
SDD proceeding with computation,780 properties remain. new max is 2048
SDD size :1.56774e+24 after 1.56774e+24
SDD proceeding with computation,780 properties remain. new max is 4096
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_808 does not hold.
Invariant property smplace_805 does not hold.
Invariant property smplace_787 does not hold.
Invariant property smplace_786 does not hold.
Invariant property smplace_785 does not hold.
Invariant property smplace_784 does not hold.
Invariant property smplace_783 does not hold.
Invariant property smplace_782 does not hold.
Invariant property smplace_781 does not hold.
Invariant property smplace_780 does not hold.
Invariant property smplace_779 does not hold.
Invariant property smplace_778 does not hold.
Invariant property smplace_675 does not hold.
Invariant property smplace_674 does not hold.
SDD proceeding with computation,766 properties remain. new max is 4096
SDD size :1.56774e+24 after 1.56774e+24
Invariant property smplace_1390 does not hold.
Invariant property smplace_1372 does not hold.
Invariant property smplace_1371 does not hold.
Invariant property smplace_1370 does not hold.
Invariant property smplace_1367 does not hold.
Invariant property smplace_1259 does not hold.
Invariant property smplace_1198 does not hold.
Invariant property smplace_1195 does not hold.
Invariant property smplace_1177 does not hold.
Invariant property smplace_1176 does not hold.
Invariant property smplace_1175 does not hold.
Invariant property smplace_1174 does not hold.
Invariant property smplace_1173 does not hold.
Invariant property smplace_1172 does not hold.
Invariant property smplace_1170 does not hold.
Invariant property smplace_1169 does not hold.
Invariant property smplace_1168 does not hold.
Invariant property smplace_1084 does not hold.
Invariant property smplace_1065 does not hold.
Invariant property smplace_1064 does not hold.
Invariant property smplace_1003 does not hold.
Invariant property smplace_1000 does not hold.
Invariant property smplace_982 does not hold.
Invariant property smplace_981 does not hold.
Invariant property smplace_980 does not hold.
Invariant property smplace_979 does not hold.
Invariant property smplace_978 does not hold.
Invariant property smplace_977 does not hold.
Invariant property smplace_975 does not hold.
Invariant property smplace_974 does not hold.
Invariant property smplace_973 does not hold.
Invariant property smplace_889 does not hold.
Invariant property smplace_870 does not hold.
Invariant property smplace_869 does not hold.
SDD proceeding with computation,732 properties remain. new max is 4096
SDD size :1.56774e+24 after 1.56775e+24
Invariant property smplace_1664 does not hold.
Invariant property smplace_1663 does not hold.
Invariant property smplace_1565 does not hold.
Invariant property smplace_1560 does not hold.
Invariant property smplace_1559 does not hold.
Invariant property smplace_1558 does not hold.
Invariant property smplace_1474 does not hold.
Invariant property smplace_1473 does not hold.
Invariant property smplace_1393 does not hold.
Invariant property smplace_1369 does not hold.
Invariant property smplace_1368 does not hold.
Invariant property smplace_1365 does not hold.
Invariant property smplace_1364 does not hold.
Invariant property smplace_1363 does not hold.
Invariant property smplace_1279 does not hold.
Invariant property smplace_1260 does not hold.
SDD proceeding with computation,716 properties remain. new max is 4096
SDD size :1.56775e+24 after 2.98725e+25
Interrupted probabilistic random walk after 3873096 steps, run timeout after 102001 ms. (steps per millisecond=37 ) properties seen :21 out of 350
Probabilistic random walk after 3873096 steps, saw 948441 distinct states, run finished after 102012 ms. (steps per millisecond=37 ) properties seen :21
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12215849234086400831.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-414856405241777463.kers'
[2026-05-24 20:47:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12215849234086400831.kers, --Pflows, --basisKERS=/tmp/petrispot-output-414856405241777463.kers]
Culling duplicate invariants (modulo rational): removing 35 columns.
Culled 35 columns in 1 ms.
// Phase 1: matrix 2116 rows 1318 cols 8184 entries
Finished phase 1 with 377 SingleSign rule and 717 generalized
[2026-05-24 20:47:51] [INFO ] Computed 259 invariants in 20 ms
Computed 259 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-414856405241777463.kers
Total runtime 23 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 137/255 variables, 28/33 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 171/426 variables, 14/47 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/426 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (OVERLAPS) 74/500 variables, 6/53 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Invariant property smplace_1278 does not hold.
At refinement iteration 7 (INCLUDED_ONLY) 0/500 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (OVERLAPS) 8/508 variables, 4/57 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/508 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 10 (OVERLAPS) 382/890 variables, 91/148 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Invariant property smplace_1083 does not hold.
At refinement iteration 11 (INCLUDED_ONLY) 0/890 variables, 0/148 constraints. Problems are: Problem set: 1 solved, 117 unsolved
At refinement iteration 12 (OVERLAPS) 48/938 variables, 21/169 constraints. Problems are: Problem set: 1 solved, 117 unsolved
Invariant property smplace_888 does not hold.
At refinement iteration 13 (INCLUDED_ONLY) 0/938 variables, 0/169 constraints. Problems are: Problem set: 2 solved, 116 unsolved
At refinement iteration 14 (OVERLAPS) 1/939 variables, 1/170 constraints. Problems are: Problem set: 2 solved, 116 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/939 variables, 0/170 constraints. Problems are: Problem set: 2 solved, 116 unsolved
At refinement iteration 16 (OVERLAPS) 71/1010 variables, 22/192 constraints. Problems are: Problem set: 2 solved, 116 unsolved
Invariant property smplace_693 does not hold.
Invariant property smplace_692 does not hold.
At refinement iteration 17 (INCLUDED_ONLY) 0/1010 variables, 0/192 constraints. Problems are: Problem set: 4 solved, 114 unsolved
At refinement iteration 18 (OVERLAPS) 56/1066 variables, 7/199 constraints. Problems are: Problem set: 4 solved, 114 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1066 variables, 0/199 constraints. Problems are: Problem set: 4 solved, 114 unsolved
At refinement iteration 20 (OVERLAPS) 1/1067 variables, 1/200 constraints. Problems are: Problem set: 4 solved, 114 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1067 variables, 0/200 constraints. Problems are: Problem set: 4 solved, 114 unsolved
At refinement iteration 22 (OVERLAPS) 67/1134 variables, 13/213 constraints. Problems are: Problem set: 4 solved, 114 unsolved
Invariant property smplace_498 does not hold.
Invariant property smplace_497 does not hold.
At refinement iteration 23 (INCLUDED_ONLY) 0/1134 variables, 0/213 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 24 (OVERLAPS) 24/1158 variables, 4/217 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1158 variables, 0/217 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 26 (OVERLAPS) 18/1176 variables, 2/219 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1176 variables, 0/219 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 28 (OVERLAPS) 10/1186 variables, 1/220 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1186 variables, 0/220 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 30 (OVERLAPS) 113/1299 variables, 16/236 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1299 variables, 0/236 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 32 (OVERLAPS) 1/1300 variables, 1/237 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1300 variables, 0/237 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 34 (OVERLAPS) 52/1352 variables, 21/258 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1352 variables, 0/258 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 36 (OVERLAPS) 1/1353 variables, 1/259 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1353 variables, 0/259 constraints. Problems are: Problem set: 6 solved, 112 unsolved
At refinement iteration 38 (OVERLAPS) 2116/3469 variables, 1353/1612 constraints. Problems are: Problem set: 6 solved, 112 unsolved
SDD proceeding with computation,709 properties remain. new max is 4096
SDD size :2.98725e+25 after 3.03183e+25
At refinement iteration 39 (INCLUDED_ONLY) 0/3469 variables, 0/1612 constraints. Problems are: Problem set: 6 solved, 112 unsolved
Invariant property smplace_303 does not hold.
Invariant property smplace_302 does not hold.
SDD proceeding with computation,707 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.03183e+25
At refinement iteration 40 (OVERLAPS) 0/3469 variables, 0/1612 constraints. Problems are: Problem set: 8 solved, 110 unsolved
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Error getting values : (error "Timeout of Z3 solver reached")
No progress, stopping.
After SMT solving in domain Real declared 3469/3469 variables, and 1612 constraints, problems are : Problem set: 8 solved, 110 unsolved in 75038 ms.
Refiners :[Positive P Invariants (semi-flows): 91/91 constraints, Generalized P Invariants (flows): 168/168 constraints, State Equation: 1353/1353 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 110 unsolved
SDD proceeding with computation,705 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.03183e+25
At refinement iteration 0 (INCLUDED_ONLY) 0/110 variables, 5/5 constraints. Problems are: Problem set: 10 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/110 variables, 0/5 constraints. Problems are: Problem set: 10 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 140/250 variables, 28/33 constraints. Problems are: Problem set: 10 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/250 variables, 1/34 constraints. Problems are: Problem set: 10 solved, 108 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/250 variables, 0/34 constraints. Problems are: Problem set: 10 solved, 108 unsolved
At refinement iteration 5 (OVERLAPS) 171/421 variables, 14/48 constraints. Problems are: Problem set: 10 solved, 108 unsolved
Invariant property smplace_30 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_20 does not hold.
SDD proceeding with computation,699 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.03183e+25
At refinement iteration 6 (INCLUDED_ONLY) 0/421 variables, 0/48 constraints. Problems are: Problem set: 16 solved, 102 unsolved
At refinement iteration 7 (OVERLAPS) 74/495 variables, 6/54 constraints. Problems are: Problem set: 16 solved, 102 unsolved
Invariant property smplace_224 does not hold.
Invariant property smplace_213 does not hold.
Invariant property smplace_212 does not hold.
Invariant property smplace_209 does not hold.
Invariant property smplace_207 does not hold.
Invariant property smplace_206 does not hold.
Invariant property smplace_205 does not hold.
At refinement iteration 8 (INCLUDED_ONLY) 0/495 variables, 0/54 constraints. Problems are: Problem set: 23 solved, 95 unsolved
At refinement iteration 9 (OVERLAPS) 8/503 variables, 4/58 constraints. Problems are: Problem set: 23 solved, 95 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/503 variables, 0/58 constraints. Problems are: Problem set: 23 solved, 95 unsolved
At refinement iteration 11 (OVERLAPS) 387/890 variables, 91/149 constraints. Problems are: Problem set: 23 solved, 95 unsolved
Invariant property smplace_24 does not hold.
SDD proceeding with computation,691 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.03183e+25
Invariant property smplace_887 does not hold.
At refinement iteration 12 (INCLUDED_ONLY) 0/890 variables, 2/151 constraints. Problems are: Problem set: 25 solved, 93 unsolved
SDD proceeding with computation,690 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.03183e+25
Invariant property smplace_1082 does not hold.
At refinement iteration 13 (INCLUDED_ONLY) 0/890 variables, 0/151 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 14 (OVERLAPS) 48/938 variables, 21/172 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/938 variables, 0/172 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 16 (OVERLAPS) 1/939 variables, 1/173 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/939 variables, 0/173 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 18 (OVERLAPS) 71/1010 variables, 22/195 constraints. Problems are: Problem set: 26 solved, 92 unsolved
SDD proceeding with computation,689 properties remain. new max is 4096
SDD size :3.03183e+25 after 3.0319e+25
At refinement iteration 19 (INCLUDED_ONLY) 0/1010 variables, 0/195 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 20 (OVERLAPS) 56/1066 variables, 7/202 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1066 variables, 0/202 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 22 (OVERLAPS) 1/1067 variables, 1/203 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1067 variables, 0/203 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 24 (OVERLAPS) 67/1134 variables, 13/216 constraints. Problems are: Problem set: 26 solved, 92 unsolved
Invariant property smplace_1277 does not hold.
At refinement iteration 25 (INCLUDED_ONLY) 0/1134 variables, 0/216 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 26 (OVERLAPS) 24/1158 variables, 4/220 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1158 variables, 0/220 constraints. Problems are: Problem set: 26 solved, 92 unsolved
At refinement iteration 28 (OVERLAPS) 18/1176 variables, 2/222 constraints. Problems are: Problem set: 26 solved, 92 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1176/3469 variables, and 222 constraints, problems are : Problem set: 26 solved, 92 unsolved in 75019 ms.
Refiners :[Positive P Invariants (semi-flows): 88/91 constraints, Generalized P Invariants (flows): 131/168 constraints, State Equation: 0/1353 constraints, PredecessorRefiner: 0/118 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150129ms problems are : Problem set: 26 solved, 92 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 92 out of 1353 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1353/1353 places, 2116/2116 transitions.
Ensure Unique test removed 17 places
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 1335 transition count 2090
Reduce places removed 40 places and 0 transitions.
Iterating post reduction 1 with 40 rules applied. Total rules applied 84 place count 1295 transition count 2090
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 33 Pre rules applied. Total rules applied 84 place count 1295 transition count 2057
Deduced a syphon composed of 33 places in 3 ms
Ensure Unique test removed 3 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 69 rules applied. Total rules applied 153 place count 1259 transition count 2057
Discarding 12 places :
Implicit places reduction removed 12 places
Iterating post reduction 2 with 12 rules applied. Total rules applied 165 place count 1247 transition count 2057
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 165 place count 1247 transition count 2056
Deduced a syphon composed of 1 places in 21 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 167 place count 1246 transition count 2056
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 171 place count 1242 transition count 2037
Ensure Unique test removed 1 places
Iterating global reduction 3 with 5 rules applied. Total rules applied 176 place count 1241 transition count 2037
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 5 rules applied. Total rules applied 181 place count 1238 transition count 2035
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 182 place count 1237 transition count 2035
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 2 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 5 with 34 rules applied. Total rules applied 216 place count 1220 transition count 2018
Discarding 14 places :
Symmetric choice reduction at 5 with 14 rule applications. Total rules 230 place count 1206 transition count 2004
Iterating global reduction 5 with 14 rules applied. Total rules applied 244 place count 1206 transition count 2004
Free-agglomeration rule applied 14 times.
Iterating global reduction 5 with 14 rules applied. Total rules applied 258 place count 1206 transition count 1990
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 21 rules applied. Total rules applied 279 place count 1192 transition count 1983
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 280 place count 1192 transition count 1982
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 281 place count 1191 transition count 1982
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 7 with 8 rules applied. Total rules applied 289 place count 1191 transition count 1982
Applied a total of 289 rules in 710 ms. Remains 1191 /1353 variables (removed 162) and now considering 1982/2116 (removed 134) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 710 ms. Remains : 1191/1353 places, 1982/2116 transitions.
RANDOM walk for 4000000 steps (41279 resets) in 54259 ms. (73 steps per ms) remains 90/92 properties
BEST_FIRST walk for 400003 steps (512 resets) in 1423 ms. (280 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1431 ms. (279 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (509 resets) in 1309 ms. (305 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (513 resets) in 1389 ms. (287 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (508 resets) in 1381 ms. (289 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1432 ms. (279 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (504 resets) in 1370 ms. (291 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1427 ms. (280 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1281 ms. (312 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (513 resets) in 1337 ms. (298 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (504 resets) in 1367 ms. (292 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1401 ms. (285 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1418 ms. (281 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (511 resets) in 1387 ms. (288 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1438 ms. (277 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (501 resets) in 1338 ms. (298 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (516 resets) in 1304 ms. (306 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (520 resets) in 1376 ms. (290 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (515 resets) in 1474 ms. (271 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (508 resets) in 1350 ms. (296 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (511 resets) in 1335 ms. (299 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (515 resets) in 1334 ms. (299 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (517 resets) in 1393 ms. (286 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (517 resets) in 1448 ms. (276 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1418 ms. (281 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (518 resets) in 1289 ms. (310 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (519 resets) in 1513 ms. (264 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (512 resets) in 1422 ms. (281 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (514 resets) in 1451 ms. (275 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1370 ms. (291 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (516 resets) in 1422 ms. (281 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1404 ms. (284 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (513 resets) in 1387 ms. (288 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (511 resets) in 1386 ms. (288 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1216 ms. (328 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1291 ms. (309 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (517 resets) in 1322 ms. (302 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1407 ms. (284 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (515 resets) in 1323 ms. (302 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1476 ms. (270 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (515 resets) in 1299 ms. (307 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (511 resets) in 1370 ms. (291 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (498 resets) in 1339 ms. (298 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (518 resets) in 1453 ms. (275 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (513 resets) in 1338 ms. (298 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1341 ms. (298 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400002 steps (514 resets) in 1397 ms. (286 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (502 resets) in 1385 ms. (288 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400003 steps (510 resets) in 1476 ms. (270 steps per ms) remains 90/90 properties
BEST_FIRST walk for 400004 steps (503 resets) in 1316 ms. (303 steps per ms) remains 90/90 properties
SDD proceeding with computation,688 properties remain. new max is 4096
SDD size :3.0319e+25 after 3.03194e+25
SDD proceeding with computation,688 properties remain. new max is 8192
SDD size :3.03194e+25 after 3.03194e+25
SDD proceeding with computation,688 properties remain. new max is 16384
SDD size :3.03194e+25 after 3.0321e+25
Invariant property smplace_1662 does not hold.
Invariant property smplace_1661 does not hold.
Invariant property smplace_1472 does not hold.
Invariant property smplace_1471 does not hold.
Invariant property smplace_1276 does not hold.
Invariant property smplace_1081 does not hold.
Invariant property smplace_886 does not hold.
Invariant property smplace_691 does not hold.
Invariant property smplace_690 does not hold.
SDD proceeding with computation,679 properties remain. new max is 16384
SDD size :3.0321e+25 after 2.50928e+26
Interrupted probabilistic random walk after 5676145 steps, run timeout after 108001 ms. (steps per millisecond=52 ) properties seen :0 out of 90
Probabilistic random walk after 5676145 steps, saw 1170670 distinct states, run finished after 108001 ms. (steps per millisecond=52 ) 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-16611906001771030728.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9182132099868276446.kers'
[2026-05-24 20:52:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16611906001771030728.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9182132099868276446.kers]
Culling duplicate invariants (modulo rational): removing 25 columns.
Culled 25 columns in 1 ms.
// Phase 1: matrix 1982 rows 1166 cols 7693 entries
Finished phase 1 with 344 SingleSign rule and 639 generalized
[2026-05-24 20:52:46] [INFO ] Computed 208 invariants in 18 ms
Computed 208 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-9182132099868276446.kers
Total runtime 21 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 1 (OVERLAPS) 73/159 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/159 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 3 (OVERLAPS) 108/267 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 5 (OVERLAPS) 60/327 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/327 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 7 (OVERLAPS) 6/333 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 9 (OVERLAPS) 382/715 variables, 73/103 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/715 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 11 (OVERLAPS) 108/823 variables, 20/123 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/823 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 13 (OVERLAPS) 13/836 variables, 4/127 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/836 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 15 (OVERLAPS) 2/838 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/838 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 17 (OVERLAPS) 94/932 variables, 27/155 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 19 (OVERLAPS) 46/978 variables, 9/164 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/978 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 21 (OVERLAPS) 11/989 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/989 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 23 (OVERLAPS) 135/1124 variables, 15/181 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1124 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 25 (OVERLAPS) 11/1135 variables, 3/184 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1135 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 27 (OVERLAPS) 55/1190 variables, 23/207 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1190 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 29 (OVERLAPS) 1/1191 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1191 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 31 (OVERLAPS) 1982/3173 variables, 1191/1399 constraints. Problems are: Problem set: 0 solved, 86 unsolved
Detected timeout of ITS tools.
[2026-05-24 20:53:22] [INFO ] Flatten gal took : 98 ms
[2026-05-24 20:53:22] [INFO ] Applying decomposition
[2026-05-24 20:53:22] [INFO ] Flatten gal took : 88 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/graph10441912425608762720.txt' '-o' '/tmp/graph10441912425608762720.bin' '-w' '/tmp/graph10441912425608762720.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10441912425608762720.bin' '-l' '-1' '-v' '-w' '/tmp/graph10441912425608762720.weights' '-q' '0' '-e' '0.001'
[2026-05-24 20:53:23] [INFO ] Decomposing Gal with order
[2026-05-24 20:53:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 20:53:23] [INFO ] Removed a total of 3532 redundant transitions.
[2026-05-24 20:53:23] [INFO ] Flatten gal took : 313 ms
[2026-05-24 20:53:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 40 labels/synchronizations in 63 ms.
[2026-05-24 20:53:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6336575660468771601.gal : 30 ms
[2026-05-24 20:53:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7137627469952262910.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/ReachabilityCardinality6336575660468771601.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7137627469952262910.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/ReachabilityCardinality7137627469952262910.prop.
SDD proceeding with computation,86 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,86 properties remain. new max is 8
SDD size :1 after 9
SDD proceeding with computation,86 properties remain. new max is 16
SDD size :9 after 2.28679e+06
At refinement iteration 32 (INCLUDED_ONLY) 0/3173 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 86 unsolved
SDD proceeding with computation,86 properties remain. new max is 32
SDD size :2.28679e+06 after 1.75222e+24
SDD proceeding with computation,86 properties remain. new max is 64
SDD size :1.75222e+24 after 1.92597e+24
SDD proceeding with computation,86 properties remain. new max is 128
SDD size :1.92597e+24 after 2.87506e+24
SDD proceeding with computation,86 properties remain. new max is 256
SDD size :2.87506e+24 after 7.00861e+24
Invariant property smplace_1092 does not hold.
Invariant property smplace_1089 does not hold.
Invariant property smplace_1086 does not hold.
Invariant property smplace_1080 does not hold.
Invariant property smplace_1079 does not hold.
Invariant property smplace_1078 does not hold.
Invariant property smplace_885 does not hold.
Invariant property smplace_496 does not hold.
Invariant property smplace_495 does not hold.
Invariant property smplace_301 does not hold.
Invariant property smplace_300 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
SDD proceeding with computation,73 properties remain. new max is 256
SDD size :7.00861e+24 after 2.9645e+25
At refinement iteration 33 (OVERLAPS) 0/3173 variables, 0/1399 constraints. Problems are: Problem set: 13 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3173/3173 variables, and 1399 constraints, problems are : Problem set: 13 solved, 73 unsolved in 48936 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 138/138 constraints, State Equation: 1191/1191 constraints, PredecessorRefiner: 86/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 13 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 0/0 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 79/152 variables, 6/6 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/6 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 108/260 variables, 12/18 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/260 variables, 0/18 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 60/320 variables, 6/24 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/320 variables, 0/24 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 6/326 variables, 6/30 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 0/30 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 9 (OVERLAPS) 389/715 variables, 73/103 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/715 variables, 0/103 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 11 (OVERLAPS) 108/823 variables, 20/123 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/823 variables, 0/123 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 13 (OVERLAPS) 13/836 variables, 4/127 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/836 variables, 0/127 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 15 (OVERLAPS) 2/838 variables, 1/128 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/838 variables, 0/128 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 17 (OVERLAPS) 94/932 variables, 27/155 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 19 (OVERLAPS) 46/978 variables, 9/164 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/978 variables, 0/164 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 21 (OVERLAPS) 11/989 variables, 2/166 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/989 variables, 0/166 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 23 (OVERLAPS) 135/1124 variables, 15/181 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1124 variables, 0/181 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 25 (OVERLAPS) 11/1135 variables, 3/184 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1135 variables, 0/184 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 27 (OVERLAPS) 55/1190 variables, 23/207 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1190 variables, 0/207 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 29 (OVERLAPS) 1/1191 variables, 1/208 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1191 variables, 0/208 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 31 (OVERLAPS) 1982/3173 variables, 1191/1399 constraints. Problems are: Problem set: 13 solved, 73 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/3173 variables, 73/1472 constraints. Problems are: Problem set: 13 solved, 73 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3173/3173 variables, and 1472 constraints, problems are : Problem set: 13 solved, 73 unsolved in 90025 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 138/138 constraints, State Equation: 1191/1191 constraints, PredecessorRefiner: 73/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 139021ms problems are : Problem set: 13 solved, 73 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 73 out of 1191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1191/1191 places, 1982/1982 transitions.
Applied a total of 0 rules in 59 ms. Remains 1191 /1191 variables (removed 0) and now considering 1982/1982 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 1191/1191 places, 1982/1982 transitions.
RANDOM walk for 4000000 steps (41389 resets) in 50240 ms. (79 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (513 resets) in 1345 ms. (297 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (504 resets) in 1212 ms. (329 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (507 resets) in 1359 ms. (294 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (516 resets) in 1235 ms. (323 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (515 resets) in 1324 ms. (301 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (511 resets) in 1217 ms. (328 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (507 resets) in 1344 ms. (297 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (520 resets) in 1193 ms. (335 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (509 resets) in 1397 ms. (286 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (509 resets) in 1226 ms. (326 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (511 resets) in 1338 ms. (298 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1207 ms. (331 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1227 ms. (325 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1311 ms. (304 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (518 resets) in 1170 ms. (341 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (507 resets) in 1279 ms. (312 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1278 ms. (312 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (509 resets) in 1220 ms. (327 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1240 ms. (322 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (514 resets) in 1242 ms. (321 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (514 resets) in 1297 ms. (308 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1253 ms. (318 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (513 resets) in 1321 ms. (302 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1234 ms. (323 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (519 resets) in 1262 ms. (316 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (510 resets) in 1356 ms. (294 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (503 resets) in 1269 ms. (314 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (510 resets) in 1264 ms. (316 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (513 resets) in 1213 ms. (329 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (518 resets) in 1298 ms. (307 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1215 ms. (328 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (509 resets) in 1313 ms. (304 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (510 resets) in 1271 ms. (314 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (505 resets) in 1345 ms. (297 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (515 resets) in 1240 ms. (322 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (516 resets) in 1325 ms. (301 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (515 resets) in 1263 ms. (316 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (516 resets) in 1378 ms. (290 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (509 resets) in 1394 ms. (286 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1242 ms. (321 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (513 resets) in 1358 ms. (294 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (498 resets) in 1276 ms. (313 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (511 resets) in 1342 ms. (297 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (509 resets) in 1360 ms. (293 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (514 resets) in 1350 ms. (296 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (504 resets) in 1659 ms. (240 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (514 resets) in 1873 ms. (213 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (503 resets) in 1992 ms. (200 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (513 resets) in 1908 ms. (209 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1759 ms. (227 steps per ms) remains 73/73 properties
Interrupted probabilistic random walk after 5463037 steps, run timeout after 105001 ms. (steps per millisecond=52 ) properties seen :0 out of 73
Probabilistic random walk after 5463037 steps, saw 1132096 distinct states, run finished after 105001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-24 20:57:26] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 79/152 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 108/260 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/260 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 60/320 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/320 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 6/326 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (OVERLAPS) 389/715 variables, 73/103 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/715 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 11 (OVERLAPS) 108/823 variables, 20/123 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/823 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 13 (OVERLAPS) 13/836 variables, 4/127 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/836 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 15 (OVERLAPS) 2/838 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/838 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 17 (OVERLAPS) 94/932 variables, 27/155 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 19 (OVERLAPS) 46/978 variables, 9/164 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/978 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 21 (OVERLAPS) 11/989 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/989 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 23 (OVERLAPS) 135/1124 variables, 15/181 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1124 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 25 (OVERLAPS) 11/1135 variables, 3/184 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1135 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 27 (OVERLAPS) 55/1190 variables, 23/207 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1190 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 29 (OVERLAPS) 1/1191 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1191 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 31 (OVERLAPS) 1982/3173 variables, 1191/1399 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/3173 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 33 (OVERLAPS) 0/3173 variables, 0/1399 constraints. Problems are: Problem set: 0 solved, 73 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3173/3173 variables, and 1399 constraints, problems are : Problem set: 0 solved, 73 unsolved in 35499 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 138/138 constraints, State Equation: 1191/1191 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 73 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 1 (OVERLAPS) 79/152 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 3 (OVERLAPS) 108/260 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/260 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 5 (OVERLAPS) 60/320 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/320 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 7 (OVERLAPS) 6/326 variables, 6/30 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 9 (OVERLAPS) 389/715 variables, 73/103 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/715 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 11 (OVERLAPS) 108/823 variables, 20/123 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/823 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 13 (OVERLAPS) 13/836 variables, 4/127 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/836 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 15 (OVERLAPS) 2/838 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/838 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 17 (OVERLAPS) 94/932 variables, 27/155 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/932 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 19 (OVERLAPS) 46/978 variables, 9/164 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/978 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 21 (OVERLAPS) 11/989 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/989 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 23 (OVERLAPS) 135/1124 variables, 15/181 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1124 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 25 (OVERLAPS) 11/1135 variables, 3/184 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1135 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 27 (OVERLAPS) 55/1190 variables, 23/207 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1190 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 29 (OVERLAPS) 1/1191 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1191 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 31 (OVERLAPS) 1982/3173 variables, 1191/1399 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/3173 variables, 73/1472 constraints. Problems are: Problem set: 0 solved, 73 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/3173 variables, 0/1472 constraints. Problems are: Problem set: 0 solved, 73 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3173/3173 variables, and 1472 constraints, problems are : Problem set: 0 solved, 73 unsolved in 105025 ms.
Refiners :[Positive P Invariants (semi-flows): 70/70 constraints, Generalized P Invariants (flows): 138/138 constraints, State Equation: 1191/1191 constraints, PredecessorRefiner: 73/73 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 140555ms problems are : Problem set: 0 solved, 73 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 73 out of 1191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1191/1191 places, 1982/1982 transitions.
Applied a total of 0 rules in 98 ms. Remains 1191 /1191 variables (removed 0) and now considering 1982/1982 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 1191/1191 places, 1982/1982 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1191/1191 places, 1982/1982 transitions.
Applied a total of 0 rules in 53 ms. Remains 1191 /1191 variables (removed 0) and now considering 1982/1982 (removed 0) transitions.
[2026-05-24 20:59:47] [INFO ] Invariant cache hit.
[2026-05-24 20:59:48] [INFO ] Implicit Places using invariants in 1247 ms returned [0, 18, 19, 30, 48, 66, 85, 143, 154, 155, 156, 174, 192, 211, 270, 271, 282, 283, 284, 302, 320, 339, 398, 399, 410, 411, 412, 430, 448, 467, 526, 527, 538, 539, 540, 558, 576, 595, 653, 654, 665, 666, 667, 685, 703, 722, 780, 781, 792, 793, 794, 812, 830, 849, 899, 900, 911, 912, 913, 931, 949, 1018, 1022, 1023, 1026, 1037, 1038, 1039, 1057, 1059, 1062, 1080, 1081, 1082, 1083, 1095, 1101, 1107, 1113, 1119, 1125, 1131, 1137, 1143, 1149, 1155]
[2026-05-24 20:59:48] [INFO ] Actually due to overlaps returned [1057, 1039, 48, 174, 302, 430, 558, 685, 812, 913, 931, 1062, 30, 156, 284, 412, 540, 667, 794, 155, 283, 411, 539, 666, 793, 912, 1038, 1081, 154, 282, 410, 538, 665, 792, 911, 1037, 1059, 1080, 0, 270, 271, 398, 399, 526, 527, 653, 654, 780, 781, 899, 900, 1022, 1023, 18, 19, 949, 1083, 1125, 1143, 1155, 66, 85, 192, 211, 320, 339, 448, 467, 576, 595, 703, 722, 830, 849, 1026, 1082, 1095, 1101, 1107, 1113, 1119, 1131, 1137, 1149]
Discarding 84 places :
Implicit Place search using SMT only with invariants took 1260 ms to find 84 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1107/1191 places, 1982/1982 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 1106 transition count 1856
Reduce places removed 126 places and 0 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 253 place count 980 transition count 1856
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 33 Pre rules applied. Total rules applied 253 place count 980 transition count 1823
Deduced a syphon composed of 33 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 2 with 67 rules applied. Total rules applied 320 place count 946 transition count 1823
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 12 rules applied. Total rules applied 332 place count 942 transition count 1815
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 340 place count 934 transition count 1815
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 355 place count 919 transition count 1800
Iterating global reduction 4 with 15 rules applied. Total rules applied 370 place count 919 transition count 1800
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 373 place count 919 transition count 1797
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 373 place count 919 transition count 1796
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 375 place count 918 transition count 1796
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 378 place count 915 transition count 1793
Iterating global reduction 5 with 3 rules applied. Total rules applied 381 place count 915 transition count 1793
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 382 place count 914 transition count 1792
Iterating global reduction 5 with 1 rules applied. Total rules applied 383 place count 914 transition count 1792
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 384 place count 913 transition count 1791
Iterating global reduction 5 with 1 rules applied. Total rules applied 385 place count 913 transition count 1791
Performed 72 Post agglomeration using F-continuation condition.Transition count delta: 72
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 5 with 144 rules applied. Total rules applied 529 place count 841 transition count 1719
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 5 with 8 rules applied. Total rules applied 537 place count 841 transition count 1711
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 538 place count 840 transition count 1710
Iterating global reduction 6 with 1 rules applied. Total rules applied 539 place count 840 transition count 1710
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 540 place count 840 transition count 1709
Free-agglomeration rule (complex) applied 25 times.
Iterating global reduction 7 with 25 rules applied. Total rules applied 565 place count 840 transition count 1684
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 7 with 26 rules applied. Total rules applied 591 place count 814 transition count 1684
Partial Free-agglomeration rule applied 20 times.
Drop transitions (Partial Free agglomeration) removed 20 transitions
Iterating global reduction 8 with 20 rules applied. Total rules applied 611 place count 814 transition count 1684
Applied a total of 611 rules in 311 ms. Remains 814 /1107 variables (removed 293) and now considering 1684/1982 (removed 298) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7725238899249632962.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12676669021021836916.kers'
[2026-05-24 20:59:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7725238899249632962.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12676669021021836916.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1684 rows 814 cols 6898 entries
Finished phase 1 with 292 SingleSign rule and 405 generalized
[2026-05-24 20:59:48] [INFO ] Computed 117 invariants in 13 ms
Computed 117 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-12676669021021836916.kers
Total runtime 16 ms.
[2026-05-24 20:59:49] [INFO ] Implicit Places using invariants in 784 ms returned [98, 104, 107, 109, 110, 115, 116, 194, 200, 203, 205, 210, 211, 290, 296, 299, 301, 306, 307, 385, 391, 394, 396, 401, 402, 479, 485, 488, 490, 495, 496, 571, 577, 580, 582, 587, 588, 654, 660, 663, 665, 670, 671, 723, 740, 746, 749, 751]
[2026-05-24 20:59:49] [INFO ] Actually due to overlaps returned [115, 210, 306, 401, 495, 587, 670, 402, 496, 588, 671, 116, 211, 307, 98, 104, 109, 110, 200, 205, 290, 296, 301, 391, 396, 479, 485, 490, 571, 577, 582, 654, 660, 665, 740, 746, 751, 194, 385, 723]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 788 ms to find 40 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 774/1191 places, 1684/1982 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 774 transition count 1683
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 773 transition count 1683
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 28 place count 747 transition count 1657
Iterating global reduction 2 with 26 rules applied. Total rules applied 54 place count 747 transition count 1657
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 59 place count 742 transition count 1652
Iterating global reduction 2 with 5 rules applied. Total rules applied 64 place count 742 transition count 1652
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 88 place count 730 transition count 1640
Free-agglomeration rule applied 24 times.
Iterating global reduction 2 with 24 rules applied. Total rules applied 112 place count 730 transition count 1616
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 136 place count 706 transition count 1616
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 137 place count 706 transition count 1615
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 138 place count 705 transition count 1615
Applied a total of 138 rules in 165 ms. Remains 705 /774 variables (removed 69) and now considering 1615/1684 (removed 69) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-692675670097574495.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7565491857105774568.kers'
[2026-05-24 20:59:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-692675670097574495.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7565491857105774568.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 1615 rows 705 cols 6496 entries
Finished phase 1 with 274 SingleSign rule and 354 generalized
[2026-05-24 20:59:49] [INFO ] Computed 77 invariants in 16 ms
Computed 77 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-7565491857105774568.kers
Total runtime 17 ms.
[2026-05-24 20:59:50] [INFO ] Implicit Places using invariants in 781 ms returned []
[2026-05-24 20:59:50] [INFO ] Invariant cache hit.
[2026-05-24 20:59:52] [INFO ] Implicit Places using invariants and state equation in 1616 ms returned []
Implicit Place search using SMT with State Equation took 2399 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 705/1191 places, 1615/1982 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 4980 ms. Remains : 705/1191 places, 1615/1982 transitions.
RANDOM walk for 4000000 steps (68249 resets) in 42925 ms. (93 steps per ms) remains 71/73 properties
BEST_FIRST walk for 400003 steps (1171 resets) in 1184 ms. (337 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1170 resets) in 1035 ms. (386 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1167 resets) in 1169 ms. (341 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1180 resets) in 1077 ms. (371 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1169 resets) in 1131 ms. (353 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1177 resets) in 1021 ms. (391 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400001 steps (1156 resets) in 1176 ms. (339 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1178 resets) in 1124 ms. (355 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1161 resets) in 1060 ms. (377 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1184 resets) in 1147 ms. (348 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1175 resets) in 1074 ms. (372 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1174 resets) in 1209 ms. (330 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1180 resets) in 1044 ms. (382 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1176 resets) in 997 ms. (400 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1168 resets) in 1150 ms. (347 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1146 resets) in 1083 ms. (369 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1178 resets) in 1129 ms. (353 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1191 resets) in 1204 ms. (331 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1180 resets) in 1155 ms. (346 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400001 steps (1156 resets) in 1048 ms. (381 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1148 resets) in 1153 ms. (346 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1169 resets) in 1105 ms. (361 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1158 resets) in 1181 ms. (338 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400002 steps (1169 resets) in 1168 ms. (342 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1175 resets) in 1009 ms. (396 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1161 resets) in 946 ms. (422 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1173 resets) in 1083 ms. (369 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1183 resets) in 1143 ms. (349 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1175 resets) in 1154 ms. (346 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1167 resets) in 1161 ms. (344 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1185 resets) in 1039 ms. (384 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1183 resets) in 1170 ms. (341 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1185 resets) in 1148 ms. (348 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1158 resets) in 1198 ms. (333 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1162 resets) in 1053 ms. (379 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1168 resets) in 1168 ms. (342 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1174 resets) in 1044 ms. (382 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1174 resets) in 997 ms. (400 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400003 steps (1155 resets) in 1228 ms. (325 steps per ms) remains 71/71 properties
BEST_FIRST walk for 400004 steps (1163 resets) in 1121 ms. (356 steps per ms) remains 70/71 properties
BEST_FIRST walk for 400004 steps (1171 resets) in 1152 ms. (346 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1169 resets) in 1099 ms. (363 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1176 resets) in 1139 ms. (350 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1180 resets) in 1035 ms. (386 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1160 resets) in 1096 ms. (364 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1181 resets) in 1046 ms. (382 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1177 resets) in 1197 ms. (333 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1168 resets) in 1027 ms. (389 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1168 resets) in 1153 ms. (346 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1152 resets) in 1070 ms. (373 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1176 resets) in 1141 ms. (350 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1165 resets) in 1032 ms. (387 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1188 resets) in 1132 ms. (353 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1189 resets) in 1119 ms. (357 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1174 resets) in 1169 ms. (341 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1176 resets) in 1194 ms. (334 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1173 resets) in 1211 ms. (330 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1166 resets) in 1094 ms. (365 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1180 resets) in 1139 ms. (350 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1171 resets) in 1099 ms. (363 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1156 resets) in 1154 ms. (346 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1171 resets) in 1024 ms. (390 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400002 steps (1176 resets) in 1122 ms. (356 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400001 steps (1180 resets) in 1108 ms. (360 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (1169 resets) in 1167 ms. (342 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1179 resets) in 1123 ms. (355 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1170 resets) in 1114 ms. (358 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1152 resets) in 1246 ms. (320 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1170 resets) in 1063 ms. (375 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1156 resets) in 1129 ms. (353 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (1194 resets) in 995 ms. (401 steps per ms) remains 70/70 properties
Interrupted probabilistic random walk after 7205155 steps, run timeout after 114001 ms. (steps per millisecond=63 ) properties seen :7 out of 70
Probabilistic random walk after 7205155 steps, saw 2148006 distinct states, run finished after 114001 ms. (steps per millisecond=63 ) properties seen :7
[2026-05-24 21:02:24] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 142/205 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 201/406 variables, 13/20 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 62/468 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/468 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/522 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/522 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/551 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/551 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/557 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 148/705 variables, 43/77 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/705 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (OVERLAPS) 1615/2320 variables, 705/782 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2320 variables, 0/782 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (OVERLAPS) 0/2320 variables, 0/782 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2320/2320 variables, and 782 constraints, problems are : Problem set: 0 solved, 63 unsolved in 13322 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 705/705 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 63 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 142/205 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 201/406 variables, 13/20 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 62/468 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/468 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/522 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/522 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/551 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/551 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/557 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 148/705 variables, 43/77 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/705 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (OVERLAPS) 1615/2320 variables, 705/782 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2320 variables, 63/845 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2320 variables, 0/845 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 18 (OVERLAPS) 0/2320 variables, 0/845 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2320/2320 variables, and 845 constraints, problems are : Problem set: 0 solved, 63 unsolved in 32722 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 705/705 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46072ms problems are : Problem set: 0 solved, 63 unsolved
Fused 63 Parikh solutions to 49 different solutions.
Detected timeout of ITS tools.
Parikh walk visited 0 properties in 30351 ms.
Support contains 63 out of 705 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 705/705 places, 1615/1615 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 705 transition count 1609
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 699 transition count 1609
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 699 transition count 1605
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 2 places
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 693 transition count 1605
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 25 place count 690 transition count 1602
Iterating global reduction 2 with 3 rules applied. Total rules applied 28 place count 690 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 31 place count 687 transition count 1599
Iterating global reduction 2 with 3 rules applied. Total rules applied 34 place count 687 transition count 1599
Applied a total of 34 rules in 69 ms. Remains 687 /705 variables (removed 18) and now considering 1599/1615 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 687/705 places, 1599/1615 transitions.
RANDOM walk for 4000000 steps (67765 resets) in 31682 ms. (126 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1149 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1161 resets) in 764 ms. (522 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1173 resets) in 767 ms. (520 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1158 resets) in 763 ms. (523 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1169 resets) in 786 ms. (508 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1166 resets) in 769 ms. (519 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1172 resets) in 743 ms. (537 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1164 resets) in 765 ms. (522 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1184 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1172 resets) in 732 ms. (545 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1165 resets) in 795 ms. (502 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1141 resets) in 777 ms. (514 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1172 resets) in 727 ms. (549 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1165 resets) in 777 ms. (514 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1165 resets) in 783 ms. (510 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1163 resets) in 749 ms. (533 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1174 resets) in 751 ms. (531 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1162 resets) in 748 ms. (534 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1186 resets) in 747 ms. (534 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1168 resets) in 747 ms. (534 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1169 resets) in 760 ms. (525 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1164 resets) in 740 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1185 resets) in 726 ms. (550 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1178 resets) in 734 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1147 resets) in 765 ms. (522 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1154 resets) in 742 ms. (538 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1192 resets) in 723 ms. (552 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1169 resets) in 738 ms. (541 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1154 resets) in 744 ms. (536 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1172 resets) in 733 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1177 resets) in 720 ms. (554 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1154 resets) in 748 ms. (534 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1164 resets) in 736 ms. (542 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1162 resets) in 750 ms. (532 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1187 resets) in 732 ms. (545 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1201 resets) in 734 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1172 resets) in 740 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1154 resets) in 740 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1175 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1168 resets) in 738 ms. (541 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1176 resets) in 732 ms. (545 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1175 resets) in 754 ms. (529 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1175 resets) in 733 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1155 resets) in 750 ms. (532 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1183 resets) in 759 ms. (526 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1170 resets) in 745 ms. (536 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1167 resets) in 763 ms. (523 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1162 resets) in 741 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1185 resets) in 730 ms. (547 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1148 resets) in 744 ms. (536 steps per ms) remains 63/63 properties
Interrupted probabilistic random walk after 2380886 steps, run timeout after 54001 ms. (steps per millisecond=44 ) properties seen :0 out of 63
Probabilistic random walk after 2380886 steps, saw 1185413 distinct states, run finished after 54001 ms. (steps per millisecond=44 ) 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-7018947222397012248.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5053296460664288553.kers'
[2026-05-24 21:04:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7018947222397012248.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5053296460664288553.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1599 rows 687 cols 6451 entries
Finished phase 1 with 276 SingleSign rule and 336 generalized
[2026-05-24 21:04:54] [INFO ] Computed 75 invariants in 12 ms
Computed 75 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-5053296460664288553.kers
Total runtime 18 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 217/280 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/280 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 124/404 variables, 13/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 56/460 variables, 5/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/514 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/543 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/543 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/549 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 138/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 63 unsolved in 14981 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 63 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 217/280 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/280 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 124/404 variables, 13/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 56/460 variables, 5/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/514 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/543 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/543 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/549 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 138/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/687 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/687 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (OVERLAPS) 1599/2286 variables, 687/763 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2286 variables, 63/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2286 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 19 (OVERLAPS) 0/2286 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 826 constraints, problems are : Problem set: 0 solved, 63 unsolved in 45342 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60386ms problems are : Problem set: 0 solved, 63 unsolved
Fused 63 Parikh solutions to 48 different solutions.
Parikh walk visited 0 properties in 30546 ms.
Support contains 63 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Applied a total of 0 rules in 27 ms. Remains 687 /687 variables (removed 0) and now considering 1599/1599 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 687/687 places, 1599/1599 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Applied a total of 0 rules in 25 ms. Remains 687 /687 variables (removed 0) and now considering 1599/1599 (removed 0) transitions.
[2026-05-24 21:06:25] [INFO ] Invariant cache hit.
[2026-05-24 21:06:25] [INFO ] Implicit Places using invariants in 533 ms returned []
[2026-05-24 21:06:25] [INFO ] Invariant cache hit.
[2026-05-24 21:06:27] [INFO ] Implicit Places using invariants and state equation in 1661 ms returned []
Implicit Place search using SMT with State Equation took 2198 ms to find 0 implicit places.
[2026-05-24 21:06:27] [INFO ] Redundant transitions in 142 ms returned []
Running 1561 sub problems to find dead transitions.
[2026-05-24 21:06:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/686 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/686 variables, 35/73 constraints. Problems are: Problem set: 0 solved, 1561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 686/2286 variables, and 73 constraints, problems are : Problem set: 0 solved, 1561 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 38/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 0/687 constraints, PredecessorRefiner: 1561/1561 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/686 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/686 variables, 35/73 constraints. Problems are: Problem set: 0 solved, 1561 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 686/2286 variables, and 73 constraints, problems are : Problem set: 0 solved, 1561 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 38/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 0/687 constraints, PredecessorRefiner: 0/1561 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60686ms problems are : Problem set: 0 solved, 1561 unsolved
Search for dead transitions found 0 dead transitions in 60694ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63092 ms. Remains : 687/687 places, 1599/1599 transitions.
RANDOM walk for 400000 steps (6844 resets) in 4093 ms. (97 steps per ms) remains 63/63 properties
Running SMT prover for 63 properties.
[2026-05-24 21:07:29] [INFO ] Invariant cache hit.
[2026-05-24 21:07:29] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-24 21:07:29] [INFO ] [Real]Absence check using 40 positive and 35 generalized place invariants in 19 ms returned sat
[2026-05-24 21:07:30] [INFO ] After 652ms SMT Verify possible using state equation in real domain returned unsat :0 sat :63
TRAPS : Iteration 0
[2026-05-24 21:07:38] [INFO ] After 8830ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:63
[2026-05-24 21:07:38] [INFO ] After 9143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:63
[2026-05-24 21:07:38] [INFO ] [Nat]Absence check using 40 positive place invariants in 19 ms returned sat
[2026-05-24 21:07:39] [INFO ] [Nat]Absence check using 40 positive and 35 generalized place invariants in 12 ms returned sat
[2026-05-24 21:07:39] [INFO ] After 665ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :63
TRAPS : Iteration 0
[2026-05-24 21:07:48] [INFO ] After 9632ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :63
[2026-05-24 21:07:48] [INFO ] After 10052ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :63
RANDOM walk for 4000000 steps (67753 resets) in 32685 ms. (122 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1193 resets) in 988 ms. (404 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1149 resets) in 1007 ms. (396 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1167 resets) in 741 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1188 resets) in 722 ms. (553 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1159 resets) in 761 ms. (524 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1173 resets) in 753 ms. (530 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1180 resets) in 761 ms. (524 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1157 resets) in 778 ms. (513 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1171 resets) in 739 ms. (540 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1176 resets) in 751 ms. (531 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1172 resets) in 764 ms. (522 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1173 resets) in 755 ms. (529 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1151 resets) in 766 ms. (521 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1169 resets) in 763 ms. (523 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1172 resets) in 717 ms. (557 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1175 resets) in 733 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1176 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1193 resets) in 717 ms. (557 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1168 resets) in 753 ms. (530 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1171 resets) in 741 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1179 resets) in 754 ms. (529 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1160 resets) in 784 ms. (509 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1153 resets) in 759 ms. (526 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1154 resets) in 749 ms. (533 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1176 resets) in 763 ms. (523 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1166 resets) in 750 ms. (532 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1161 resets) in 749 ms. (533 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1169 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1165 resets) in 756 ms. (528 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1168 resets) in 755 ms. (529 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1164 resets) in 754 ms. (529 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1149 resets) in 759 ms. (526 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1174 resets) in 750 ms. (532 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1180 resets) in 741 ms. (539 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1174 resets) in 737 ms. (542 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1179 resets) in 762 ms. (524 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1194 resets) in 762 ms. (524 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1156 resets) in 765 ms. (522 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1183 resets) in 732 ms. (545 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1160 resets) in 757 ms. (527 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1156 resets) in 761 ms. (524 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1155 resets) in 746 ms. (535 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1178 resets) in 726 ms. (550 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1176 resets) in 1151 ms. (347 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1175 resets) in 779 ms. (512 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400002 steps (1168 resets) in 751 ms. (531 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (1195 resets) in 763 ms. (523 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1186 resets) in 750 ms. (532 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1162 resets) in 766 ms. (521 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (1176 resets) in 720 ms. (554 steps per ms) remains 63/63 properties
Interrupted probabilistic random walk after 2815981 steps, run timeout after 60001 ms. (steps per millisecond=46 ) properties seen :0 out of 63
Probabilistic random walk after 2815981 steps, saw 1285033 distinct states, run finished after 60001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-24 21:09:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 217/280 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/280 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 124/404 variables, 13/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 56/460 variables, 5/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/514 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/543 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/543 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/549 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 138/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 63 unsolved in 13365 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 63 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 1 (OVERLAPS) 217/280 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/280 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 3 (OVERLAPS) 124/404 variables, 13/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 5 (OVERLAPS) 56/460 variables, 5/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 7 (OVERLAPS) 54/514 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 9 (OVERLAPS) 29/543 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/543 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 11 (OVERLAPS) 6/549 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/549 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 13 (OVERLAPS) 138/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/687 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/687 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 16 (OVERLAPS) 1599/2286 variables, 687/763 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2286 variables, 63/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2286 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
At refinement iteration 19 (OVERLAPS) 0/2286 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 63 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 826 constraints, problems are : Problem set: 0 solved, 63 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 63/63 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58425ms problems are : Problem set: 0 solved, 63 unsolved
Fused 63 Parikh solutions to 49 different solutions.
Parikh walk visited 0 properties in 30584 ms.
Support contains 63 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Applied a total of 0 rules in 24 ms. Remains 687 /687 variables (removed 0) and now considering 1599/1599 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 687/687 places, 1599/1599 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Applied a total of 0 rules in 23 ms. Remains 687 /687 variables (removed 0) and now considering 1599/1599 (removed 0) transitions.
[2026-05-24 21:10:38] [INFO ] Invariant cache hit.
[2026-05-24 21:10:38] [INFO ] Implicit Places using invariants in 825 ms returned []
[2026-05-24 21:10:38] [INFO ] Invariant cache hit.
[2026-05-24 21:10:40] [INFO ] Implicit Places using invariants and state equation in 1617 ms returned []
Implicit Place search using SMT with State Equation took 2445 ms to find 0 implicit places.
[2026-05-24 21:10:40] [INFO ] Redundant transitions in 89 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2564 ms. Remains : 687/687 places, 1599/1599 transitions.
RANDOM walk for 400000 steps (6694 resets) in 3335 ms. (119 steps per ms) remains 63/63 properties
Running SMT prover for 63 properties.
[2026-05-24 21:10:41] [INFO ] Invariant cache hit.
[2026-05-24 21:10:41] [INFO ] [Real]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-24 21:10:41] [INFO ] [Real]Absence check using 40 positive and 35 generalized place invariants in 8 ms returned sat
[2026-05-24 21:10:42] [INFO ] After 616ms SMT Verify possible using state equation in real domain returned unsat :0 sat :63
TRAPS : Iteration 0
[2026-05-24 21:10:50] [INFO ] After 8543ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:63
[2026-05-24 21:10:50] [INFO ] After 8704ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:63
[2026-05-24 21:10:50] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-24 21:10:50] [INFO ] [Nat]Absence check using 40 positive and 35 generalized place invariants in 9 ms returned sat
[2026-05-24 21:10:51] [INFO ] After 645ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :63
TRAPS : Iteration 0
[2026-05-24 21:10:59] [INFO ] After 9211ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :63
[2026-05-24 21:10:59] [INFO ] After 9597ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :63
RANDOM walk for 40000 steps (633 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (119 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 244838 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 1
Probabilistic random walk after 244838 steps, saw 178493 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2026-05-24 21:11:02] [INFO ] Invariant cache hit.
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) 24/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 53/78 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 64/142 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/142 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 66/208 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/208 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/274 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/329 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/329 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/384 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/438 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/438 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/492 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/492 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/521 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/521 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/527 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/527 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 160/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1036 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 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) 24/25 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 53/78 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 64/142 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/142 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 66/208 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/208 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/274 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/329 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/329 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/384 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/438 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/438 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/492 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/492 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/521 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/521 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/527 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/527 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 160/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/687 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1599/2286 variables, 687/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2286 variables, 1/764 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2286 variables, 0/764 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/2286 variables, 0/764 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 764 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1795 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2851ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 165 ms.
Support contains 1 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 687 transition count 1578
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 42 place count 666 transition count 1578
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 42 place count 666 transition count 1558
Deduced a syphon composed of 20 places in 2 ms
Ensure Unique test removed 10 places
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 92 place count 636 transition count 1558
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 92 place count 636 transition count 1553
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 102 place count 631 transition count 1553
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 104 place count 630 transition count 1552
Applied a total of 104 rules in 56 ms. Remains 630 /687 variables (removed 57) and now considering 1552/1599 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 630/687 places, 1552/1599 transitions.
RANDOM walk for 40000 steps (671 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (112 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 256648 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :0 out of 1
Probabilistic random walk after 256648 steps, saw 187068 distinct states, run finished after 3001 ms. (steps per millisecond=85 ) 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-17541316686358810821.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17811837023228125478.kers'
[2026-05-24 21:11:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17541316686358810821.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17811837023228125478.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1552 rows 630 cols 6337 entries
Finished phase 1 with 235 SingleSign rule and 330 generalized
[2026-05-24 21:11:09] [INFO ] Computed 65 invariants in 48 ms
Computed 65 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-17811837023228125478.kers
Total runtime 53 ms.
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) 22/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 53/76 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/129 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/184 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/294 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/294 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/349 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/349 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/403 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/457 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/457 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/486 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/486 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/492 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/492 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 138/630 variables, 31/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2182/2182 variables, and 695 constraints, problems are : Problem set: 0 solved, 1 unsolved in 768 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 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) 22/23 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 53/76 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/129 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/184 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/294 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/294 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/349 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/349 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/403 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/457 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/457 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/486 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/486 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/492 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/492 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 138/630 variables, 31/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2182 variables, 1/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2182 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/2182 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2182/2182 variables, and 696 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1340 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2176ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 212 ms.
Support contains 1 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 24 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 630/630 places, 1552/1552 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 24 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
[2026-05-24 21:11:11] [INFO ] Invariant cache hit.
[2026-05-24 21:11:12] [INFO ] Implicit Places using invariants in 657 ms returned []
[2026-05-24 21:11:12] [INFO ] Invariant cache hit.
[2026-05-24 21:11:13] [INFO ] Implicit Places using invariants and state equation in 1472 ms returned []
Implicit Place search using SMT with State Equation took 2132 ms to find 0 implicit places.
[2026-05-24 21:11:13] [INFO ] Redundant transitions in 58 ms returned []
Running 1514 sub problems to find dead transitions.
[2026-05-24 21:11:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/629 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 1514 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/629 variables, 31/63 constraints. Problems are: Problem set: 0 solved, 1514 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 629/2182 variables, and 63 constraints, problems are : Problem set: 0 solved, 1514 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 32/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 0/630 constraints, PredecessorRefiner: 1514/1514 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1514 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/629 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 1514 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/629 variables, 31/63 constraints. Problems are: Problem set: 0 solved, 1514 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 629/2182 variables, and 63 constraints, problems are : Problem set: 0 solved, 1514 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 32/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 0/630 constraints, PredecessorRefiner: 0/1514 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60519ms problems are : Problem set: 0 solved, 1514 unsolved
Search for dead transitions found 0 dead transitions in 60523ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62748 ms. Remains : 630/630 places, 1552/1552 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 24 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:12:14] [INFO ] Invariant cache hit.
[2026-05-24 21:12:14] [INFO ] After 139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:12:14] [INFO ] [Nat]Absence check using 34 positive place invariants in 11 ms returned sat
[2026-05-24 21:12:14] [INFO ] [Nat]Absence check using 34 positive and 31 generalized place invariants in 17 ms returned sat
[2026-05-24 21:12:15] [INFO ] After 605ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:12:15] [INFO ] After 772ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:12:15] [INFO ] After 1029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 1204 ms.
RANDOM walk for 40000 steps (673 resets) in 214 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (116 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 245619 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 1
Probabilistic random walk after 245619 steps, saw 179063 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) 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-6179062671728612162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2394379013798487886.kers'
[2026-05-24 21:12:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6179062671728612162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2394379013798487886.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1599 rows 687 cols 6451 entries
Finished phase 1 with 276 SingleSign rule and 336 generalized
[2026-05-24 21:12:18] [INFO ] Computed 75 invariants in 11 ms
Computed 75 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-2394379013798487886.kers
Total runtime 13 ms.
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) 18/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/76 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/150 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/223 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/223 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/289 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/399 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/453 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/453 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/507 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/507 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/536 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/536 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/542 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/542 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 145/687 variables, 32/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 841 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 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) 18/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/76 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/150 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/223 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/223 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/289 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/399 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/453 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/453 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/507 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/507 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/536 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/536 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/542 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/542 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 145/687 variables, 32/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 1/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 763 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1302 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2167ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 197 ms.
Support contains 1 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 687 transition count 1577
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 665 transition count 1577
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 44 place count 665 transition count 1558
Deduced a syphon composed of 19 places in 3 ms
Ensure Unique test removed 10 places
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 92 place count 636 transition count 1558
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 92 place count 636 transition count 1553
Deduced a syphon composed of 5 places in 3 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 102 place count 631 transition count 1553
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 104 place count 630 transition count 1552
Applied a total of 104 rules in 97 ms. Remains 630 /687 variables (removed 57) and now considering 1552/1599 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98 ms. Remains : 630/687 places, 1552/1599 transitions.
RANDOM walk for 40000 steps (679 resets) in 196 ms. (203 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (112 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 252394 steps, run timeout after 3001 ms. (steps per millisecond=84 ) properties seen :0 out of 1
Probabilistic random walk after 252394 steps, saw 183963 distinct states, run finished after 3001 ms. (steps per millisecond=84 ) 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-633446634247236902.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10629525794575807654.kers'
[2026-05-24 21:12:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-633446634247236902.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10629525794575807654.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1552 rows 630 cols 6337 entries
Finished phase 1 with 232 SingleSign rule and 333 generalized
[2026-05-24 21:12:24] [INFO ] Computed 65 invariants in 35 ms
Computed 65 P flows in 36 ms.
Exported basis to /tmp/petrispot-output-10629525794575807654.kers
Total runtime 39 ms.
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) 8/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/49 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/75 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/128 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/183 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/238 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/293 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/293 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 55/348 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/348 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/402 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/402 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 54/456 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/456 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/485 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/485 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 6/491 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/491 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 138/629 variables, 30/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/629 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1/630 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2182/2182 variables, and 695 constraints, problems are : Problem set: 0 solved, 1 unsolved in 678 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 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) 8/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/49 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/75 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/128 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/183 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/238 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/293 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/293 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 55/348 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/348 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/402 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/402 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 54/456 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/456 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/485 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/485 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 6/491 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/491 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 138/629 variables, 30/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/629 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/629 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1/630 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/630 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 1552/2182 variables, 630/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/2182 variables, 1/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2182/2182 variables, and 697 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1423 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2184ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 136 ms.
Support contains 1 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 21 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 630/630 places, 1552/1552 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 21 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
[2026-05-24 21:12:26] [INFO ] Invariant cache hit.
[2026-05-24 21:12:26] [INFO ] Implicit Places using invariants in 472 ms returned []
[2026-05-24 21:12:26] [INFO ] Invariant cache hit.
[2026-05-24 21:12:28] [INFO ] Implicit Places using invariants and state equation in 1419 ms returned []
Implicit Place search using SMT with State Equation took 1897 ms to find 0 implicit places.
[2026-05-24 21:12:28] [INFO ] Redundant transitions in 50 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1973 ms. Remains : 630/630 places, 1552/1552 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 25 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:12:28] [INFO ] Invariant cache hit.
[2026-05-24 21:12:28] [INFO ] After 104ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:12:28] [INFO ] [Nat]Absence check using 34 positive place invariants in 12 ms returned sat
[2026-05-24 21:12:28] [INFO ] [Nat]Absence check using 34 positive and 31 generalized place invariants in 10 ms returned sat
[2026-05-24 21:12:29] [INFO ] After 543ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:12:29] [INFO ] After 649ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:12:29] [INFO ] After 872ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 1015 ms.
RANDOM walk for 40000 steps (687 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (117 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 232200 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 1
Probabilistic random walk after 232200 steps, saw 169293 distinct states, run finished after 3001 ms. (steps per millisecond=77 ) 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-16957492209637162550.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16776511261367062885.kers'
[2026-05-24 21:12:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16957492209637162550.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16776511261367062885.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1599 rows 687 cols 6451 entries
Finished phase 1 with 276 SingleSign rule and 336 generalized
[2026-05-24 21:12:32] [INFO ] Computed 75 invariants in 39 ms
Computed 75 P flows in 40 ms.
Exported basis to /tmp/petrispot-output-16776511261367062885.kers
Total runtime 46 ms.
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) 18/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/76 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/150 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/223 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/223 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/289 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/399 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/453 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/453 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/507 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/507 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/536 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/536 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/542 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/542 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 145/687 variables, 32/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 867 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 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) 18/19 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/76 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/150 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/223 variables, 7/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/223 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/289 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/399 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/399 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/453 variables, 4/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/453 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/507 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/507 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/536 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/536 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/542 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/542 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 145/687 variables, 32/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 1/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 763 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1332 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2282ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 161 ms.
Support contains 1 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 687 transition count 1578
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 42 place count 666 transition count 1578
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 42 place count 666 transition count 1558
Deduced a syphon composed of 20 places in 2 ms
Ensure Unique test removed 10 places
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 92 place count 636 transition count 1558
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 92 place count 636 transition count 1554
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 100 place count 632 transition count 1554
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 102 place count 631 transition count 1553
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 103 place count 631 transition count 1552
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 104 place count 630 transition count 1552
Applied a total of 104 rules in 74 ms. Remains 630 /687 variables (removed 57) and now considering 1552/1599 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 630/687 places, 1552/1599 transitions.
RANDOM walk for 40000 steps (679 resets) in 229 ms. (173 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (116 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 253627 steps, run timeout after 3001 ms. (steps per millisecond=84 ) properties seen :0 out of 1
Probabilistic random walk after 253627 steps, saw 184847 distinct states, run finished after 3001 ms. (steps per millisecond=84 ) 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-2391401538591379833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2604586644329646154.kers'
[2026-05-24 21:12:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2391401538591379833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2604586644329646154.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1552 rows 630 cols 6337 entries
Finished phase 1 with 235 SingleSign rule and 330 generalized
[2026-05-24 21:12:38] [INFO ] Computed 65 invariants in 12 ms
Computed 65 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-2604586644329646154.kers
Total runtime 17 ms.
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) 41/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/71 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/124 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/179 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/179 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/234 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/234 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/289 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/344 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/344 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/398 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/398 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/452 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/452 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/481 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/481 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/487 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/487 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/629 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/629 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/630 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2182/2182 variables, and 695 constraints, problems are : Problem set: 0 solved, 1 unsolved in 839 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 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) 41/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/71 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/124 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/179 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/179 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/234 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/234 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/289 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/344 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/344 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/398 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/398 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/452 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/452 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/481 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/481 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/487 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/487 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/629 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/629 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/630 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2182 variables, 1/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2182 variables, 1/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2182/2182 variables, and 697 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1459 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2325ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 238 ms.
Support contains 1 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 27 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 630/630 places, 1552/1552 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 25 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
[2026-05-24 21:12:40] [INFO ] Invariant cache hit.
[2026-05-24 21:12:41] [INFO ] Implicit Places using invariants in 692 ms returned []
[2026-05-24 21:12:41] [INFO ] Invariant cache hit.
[2026-05-24 21:12:43] [INFO ] Implicit Places using invariants and state equation in 1606 ms returned []
Implicit Place search using SMT with State Equation took 2311 ms to find 0 implicit places.
[2026-05-24 21:12:43] [INFO ] Redundant transitions in 20 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2364 ms. Remains : 630/630 places, 1552/1552 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 22 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:12:43] [INFO ] Invariant cache hit.
[2026-05-24 21:12:43] [INFO ] After 94ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:12:43] [INFO ] [Nat]Absence check using 34 positive place invariants in 10 ms returned sat
[2026-05-24 21:12:43] [INFO ] [Nat]Absence check using 34 positive and 31 generalized place invariants in 7 ms returned sat
[2026-05-24 21:12:44] [INFO ] After 702ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:12:44] [INFO ] After 793ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:12:44] [INFO ] After 956ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 1084 ms.
RANDOM walk for 40000 steps (684 resets) in 235 ms. (169 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (119 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 247763 steps, run timeout after 3001 ms. (steps per millisecond=82 ) properties seen :0 out of 1
Probabilistic random walk after 247763 steps, saw 180619 distinct states, run finished after 3001 ms. (steps per millisecond=82 ) 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-1389731314355254336.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15123857758216467569.kers'
[2026-05-24 21:12:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1389731314355254336.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15123857758216467569.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1599 rows 687 cols 6451 entries
Finished phase 1 with 276 SingleSign rule and 336 generalized
[2026-05-24 21:12:47] [INFO ] Computed 75 invariants in 13 ms
Computed 75 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-15123857758216467569.kers
Total runtime 18 ms.
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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 102/135 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 73/208 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 66/274 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/274 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/329 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/329 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/384 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/384 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 54/438 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/438 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/492 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/492 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/521 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/521 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/527 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/527 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 160/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 718 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 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) 32/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 102/135 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/135 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 73/208 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 66/274 variables, 6/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/274 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/329 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/329 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/384 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/384 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 54/438 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/438 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/492 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/492 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/521 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/521 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/527 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/527 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 160/687 variables, 35/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/2286 variables, 1/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/2286 variables, 0/763 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 763 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1328 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2075ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 164 ms.
Support contains 1 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 687 transition count 1578
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 42 place count 666 transition count 1578
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 42 place count 666 transition count 1558
Deduced a syphon composed of 20 places in 2 ms
Ensure Unique test removed 10 places
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 92 place count 636 transition count 1558
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 92 place count 636 transition count 1553
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 102 place count 631 transition count 1553
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 104 place count 630 transition count 1552
Applied a total of 104 rules in 51 ms. Remains 630 /687 variables (removed 57) and now considering 1552/1599 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 630/687 places, 1552/1599 transitions.
RANDOM walk for 40000 steps (667 resets) in 209 ms. (190 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (116 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 250162 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :0 out of 1
Probabilistic random walk after 250162 steps, saw 182328 distinct states, run finished after 3001 ms. (steps per millisecond=83 ) 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-11724868065511066367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12325041816156162603.kers'
[2026-05-24 21:12:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11724868065511066367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12325041816156162603.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1552 rows 630 cols 6337 entries
Finished phase 1 with 235 SingleSign rule and 330 generalized
[2026-05-24 21:12:52] [INFO ] Computed 65 invariants in 14 ms
Computed 65 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-12325041816156162603.kers
Total runtime 16 ms.
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) 58/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 65/124 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/179 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/234 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/289 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 54/398 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/398 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/452 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/452 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/481 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/481 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/487 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/487 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 142/629 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/629 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/630 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2182 variables, 0/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2182/2182 variables, and 695 constraints, problems are : Problem set: 0 solved, 1 unsolved in 712 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 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) 58/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 65/124 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 55/179 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/234 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/289 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/344 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/344 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 54/398 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/398 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/452 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/452 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/481 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/481 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/487 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/487 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 142/629 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/629 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/630 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1552/2182 variables, 630/695 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2182 variables, 1/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/2182 variables, 1/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/2182 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2182/2182 variables, and 697 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1528 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 630/630 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2268ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 158 ms.
Support contains 1 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 21 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 630/630 places, 1552/1552 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1552/1552 transitions.
Applied a total of 0 rules in 21 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
[2026-05-24 21:12:55] [INFO ] Invariant cache hit.
[2026-05-24 21:12:55] [INFO ] Implicit Places using invariants in 476 ms returned []
[2026-05-24 21:12:55] [INFO ] Invariant cache hit.
[2026-05-24 21:12:57] [INFO ] Implicit Places using invariants and state equation in 1570 ms returned []
Implicit Place search using SMT with State Equation took 2087 ms to find 0 implicit places.
[2026-05-24 21:12:57] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2134 ms. Remains : 630/630 places, 1552/1552 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 21 ms. Remains 630 /630 variables (removed 0) and now considering 1552/1552 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:12:57] [INFO ] Invariant cache hit.
[2026-05-24 21:12:57] [INFO ] After 97ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:12:57] [INFO ] [Nat]Absence check using 34 positive place invariants in 10 ms returned sat
[2026-05-24 21:12:57] [INFO ] [Nat]Absence check using 34 positive and 31 generalized place invariants in 7 ms returned sat
[2026-05-24 21:12:58] [INFO ] After 546ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:12:58] [INFO ] After 671ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:12:58] [INFO ] After 858ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 989 ms.
RANDOM walk for 40000 steps (664 resets) in 169 ms. (235 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (114 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 249182 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :0 out of 1
Probabilistic random walk after 249182 steps, saw 181641 distinct states, run finished after 3001 ms. (steps per millisecond=83 ) 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-13377068565063517354.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9739360284503740786.kers'
[2026-05-24 21:13:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13377068565063517354.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9739360284503740786.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1599 rows 687 cols 6451 entries
Finished phase 1 with 276 SingleSign rule and 336 generalized
[2026-05-24 21:13:01] [INFO ] Computed 75 invariants in 12 ms
Computed 75 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-9739360284503740786.kers
Total runtime 15 ms.
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) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/70 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/144 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/144 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/217 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/217 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/283 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/283 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/338 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/338 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/393 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/393 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/447 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/447 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/501 variables, 4/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/501 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/530 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/530 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/536 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/536 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 151/687 variables, 34/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1599/2286 variables, 687/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/2286 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 778 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 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) 12/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/70 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 74/144 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/144 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 73/217 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/217 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 66/283 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/283 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/338 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/338 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/393 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/393 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/447 variables, 4/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/447 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/501 variables, 4/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/501 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/530 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/530 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/536 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/536 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 151/687 variables, 34/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/687 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2286/2286 variables, and 762 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1455 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 35/35 constraints, State Equation: 687/687 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2285ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 176 ms.
Support contains 1 out of 687 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 687/687 places, 1599/1599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 687 transition count 1578
Reduce places removed 21 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 22 rules applied. Total rules applied 43 place count 666 transition count 1577
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 44 place count 665 transition count 1577
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 19 Pre rules applied. Total rules applied 44 place count 665 transition count 1558
Deduced a syphon composed of 19 places in 1 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 47 rules applied. Total rules applied 91 place count 637 transition count 1558
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 91 place count 637 transition count 1554
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 99 place count 633 transition count 1554
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 101 place count 632 transition count 1553
Applied a total of 101 rules in 50 ms. Remains 632 /687 variables (removed 55) and now considering 1553/1599 (removed 46) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 632/687 places, 1553/1599 transitions.
RANDOM walk for 40000 steps (688 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (119 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 258188 steps, run timeout after 3001 ms. (steps per millisecond=86 ) properties seen :0 out of 1
Probabilistic random walk after 258188 steps, saw 188104 distinct states, run finished after 3001 ms. (steps per millisecond=86 ) 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-10115081973498998101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14480485687966711020.kers'
[2026-05-24 21:13:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10115081973498998101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14480485687966711020.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1553 rows 632 cols 6341 entries
Finished phase 1 with 236 SingleSign rule and 330 generalized
[2026-05-24 21:13:06] [INFO ] Computed 66 invariants in 35 ms
Computed 66 P flows in 35 ms.
Exported basis to /tmp/petrispot-output-14480485687966711020.kers
Total runtime 39 ms.
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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/73 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/126 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/181 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/181 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/236 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/291 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/291 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/346 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/346 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/400 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/400 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/454 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/454 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/483 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/483 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/489 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/489 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/631 variables, 31/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/631 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/632 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/632 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1553/2185 variables, 632/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2185 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/2185 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2185/2185 variables, and 698 constraints, problems are : Problem set: 0 solved, 1 unsolved in 807 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 632/632 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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/73 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/126 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/181 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/181 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/236 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/291 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/291 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/346 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/346 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/400 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/400 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/454 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/454 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/483 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/483 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/489 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/489 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/631 variables, 31/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/631 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/631 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1/632 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/632 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1553/2185 variables, 632/699 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2185 variables, 1/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2185 variables, 0/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/2185 variables, 0/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2185/2185 variables, and 700 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1323 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 632/632 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2198ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 190 ms.
Support contains 1 out of 632 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 632/632 places, 1553/1553 transitions.
Applied a total of 0 rules in 22 ms. Remains 632 /632 variables (removed 0) and now considering 1553/1553 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 632/632 places, 1553/1553 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 632/632 places, 1553/1553 transitions.
Applied a total of 0 rules in 21 ms. Remains 632 /632 variables (removed 0) and now considering 1553/1553 (removed 0) transitions.
[2026-05-24 21:13:09] [INFO ] Invariant cache hit.
[2026-05-24 21:13:09] [INFO ] Implicit Places using invariants in 592 ms returned [81]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 595 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 631/632 places, 1553/1553 transitions.
Applied a total of 0 rules in 37 ms. Remains 631 /631 variables (removed 0) and now considering 1553/1553 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 654 ms. Remains : 631/632 places, 1553/1553 transitions.
RANDOM walk for 40000 steps (666 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (121 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 250615 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :0 out of 1
Probabilistic random walk after 250615 steps, saw 182635 distinct states, run finished after 3001 ms. (steps per millisecond=83 ) 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-9104681107483019232.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10957918504641921290.kers'
[2026-05-24 21:13:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9104681107483019232.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10957918504641921290.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1553 rows 631 cols 6339 entries
Finished phase 1 with 236 SingleSign rule and 330 generalized
[2026-05-24 21:13:13] [INFO ] Computed 65 invariants in 33 ms
Computed 65 P flows in 34 ms.
Exported basis to /tmp/petrispot-output-10957918504641921290.kers
Total runtime 37 ms.
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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/72 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/125 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/180 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/235 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/235 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/290 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/290 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/345 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/345 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/399 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/399 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/453 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/453 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/482 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/482 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/488 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/488 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/630 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/631 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/631 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1553/2184 variables, 631/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2184 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/2184 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2184/2184 variables, and 696 constraints, problems are : Problem set: 0 solved, 1 unsolved in 800 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 631/631 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) 42/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/72 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 53/125 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/180 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/235 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/235 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/290 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/290 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/345 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/345 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 54/399 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/399 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 54/453 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/453 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/482 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/482 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/488 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/488 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 142/630 variables, 31/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/630 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1/631 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/631 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1553/2184 variables, 631/696 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2184 variables, 1/697 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2184 variables, 1/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/2184 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/2184 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2184/2184 variables, and 698 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1138 ms.
Refiners :[Positive P Invariants (semi-flows): 34/34 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 631/631 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2005ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 244 ms.
Support contains 1 out of 631 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 631/631 places, 1553/1553 transitions.
Applied a total of 0 rules in 20 ms. Remains 631 /631 variables (removed 0) and now considering 1553/1553 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 631/631 places, 1553/1553 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 631/631 places, 1553/1553 transitions.
Applied a total of 0 rules in 21 ms. Remains 631 /631 variables (removed 0) and now considering 1553/1553 (removed 0) transitions.
[2026-05-24 21:13:15] [INFO ] Invariant cache hit.
[2026-05-24 21:13:15] [INFO ] Implicit Places using invariants in 470 ms returned []
[2026-05-24 21:13:15] [INFO ] Invariant cache hit.
[2026-05-24 21:13:17] [INFO ] Implicit Places using invariants and state equation in 1530 ms returned []
Implicit Place search using SMT with State Equation took 2018 ms to find 0 implicit places.
[2026-05-24 21:13:17] [INFO ] Redundant transitions in 20 ms returned []
Running 1515 sub problems to find dead transitions.
[2026-05-24 21:13:17] [INFO ] Invariant cache hit.

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="ASLink-PT-08a"
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 ASLink-PT-08a, 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 r008-oct2-177944369800248"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-08a.tgz
mv ASLink-PT-08a 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 ;