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-oct2-177944369800233.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-06b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369800233
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.0K Mar 5 14:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Mar 5 14:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 5 14:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 5 14:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 5 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K Mar 5 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 5 14:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Mar 5 14:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:09 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 921K 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 1779654842338

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-06b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 20:34:03] [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 20:34:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:34:04] [INFO ] Load time of PNML (sax parser for PT used): 209 ms
[2026-05-24 20:34:04] [INFO ] Transformed 2826 places.
[2026-05-24 20:34:04] [INFO ] Transformed 3513 transitions.
[2026-05-24 20:34:04] [INFO ] Found NUPN structural information;
[2026-05-24 20:34:04] [INFO ] Parsed PT model containing 2826 places and 3513 transitions and 10709 arcs in 366 ms.
Structural test allowed to assert that 346 places are NOT stable. Took 47 ms.
[2026-05-24 20:34:05] [INFO ] Flatten gal took : 485 ms
[2026-05-24 20:34:05] [INFO ] Flatten gal took : 293 ms
[2026-05-24 20:34:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8447106761946394744.gal : 113 ms
[2026-05-24 20:34:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14290623580798735609.prop : 33 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/ReachabilityCardinality8447106761946394744.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14290623580798735609.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14290623580798735609.prop.
RANDOM walk for 40000 steps (70 resets) in 7265 ms. (5 steps per ms) remains 819/2480 properties
BEST_FIRST walk for 121 steps (8 resets) in 14 ms. (8 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 40 ms. (3 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 17 ms. (6 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 22 ms. (5 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 121 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 122 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 122 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 121 steps (8 resets) in 5 ms. (20 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 122 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 819/819 properties
BEST_FIRST walk for 122 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 819/819 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 819/819 properties
BEST_FIRST walk for 122 steps (8 resets) in 8 ms. (13 steps per ms) remains 819/819 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1408421089986619606.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9029559940747524442.kers'
[2026-05-24 20:34:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1408421089986619606.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9029559940747524442.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3513 rows 2826 cols 10709 entries
Finished phase 1 with 1910 SingleSign rule and 639 generalized
[2026-05-24 20:34:06] [INFO ] Computed 277 invariants in 24 ms
Computed 277 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-9029559940747524442.kers
Total runtime 27 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/819 variables, 819/819 constraints. Problems are: Problem set: 0 solved, 819 unsolved
SMT process timed out in 5689ms, After SMT, problems are : Problem set: 0 solved, 819 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 819 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 3513/3513 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 476 transitions
Trivial Post-agglo rules discarded 476 transitions
Performed 476 trivial Post agglomeration. Transition count delta: 476
Iterating post reduction 0 with 476 rules applied. Total rules applied 476 place count 2826 transition count 3037
Reduce places removed 476 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
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 1 with 504 rules applied. Total rules applied 980 place count 2350 transition count 3009
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 987 place count 2343 transition count 3009
Performed 453 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 453 Pre rules applied. Total rules applied 987 place count 2343 transition count 2556
Deduced a syphon composed of 453 places in 7 ms
Ensure Unique test removed 40 places
Reduce places removed 493 places and 0 transitions.
Iterating global reduction 3 with 946 rules applied. Total rules applied 1933 place count 1850 transition count 2556
Discarding 5 places :
Implicit places reduction removed 5 places
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 3 with 27 rules applied. Total rules applied 1960 place count 1845 transition count 2534
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 4 with 22 rules applied. Total rules applied 1982 place count 1823 transition count 2534
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 19 Pre rules applied. Total rules applied 1982 place count 1823 transition count 2515
Deduced a syphon composed of 19 places in 20 ms
Ensure Unique test removed 19 places
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 5 with 57 rules applied. Total rules applied 2039 place count 1785 transition count 2515
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 19 Pre rules applied. Total rules applied 2039 place count 1785 transition count 2496
Deduced a syphon composed of 19 places in 19 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 5 with 38 rules applied. Total rules applied 2077 place count 1766 transition count 2496
Discarding 55 places :
Symmetric choice reduction at 5 with 55 rule applications. Total rules 2132 place count 1711 transition count 2441
Iterating global reduction 5 with 55 rules applied. Total rules applied 2187 place count 1711 transition count 2441
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 2188 place count 1711 transition count 2440
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 11 Pre rules applied. Total rules applied 2188 place count 1711 transition count 2429
Deduced a syphon composed of 11 places in 6 ms
Ensure Unique test removed 1 places
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 23 rules applied. Total rules applied 2211 place count 1699 transition count 2429
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2211 place count 1699 transition count 2428
Deduced a syphon composed of 1 places in 18 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 3 rules applied. Total rules applied 2214 place count 1697 transition count 2428
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 2217 place count 1694 transition count 2407
Iterating global reduction 6 with 3 rules applied. Total rules applied 2220 place count 1694 transition count 2407
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2221 place count 1693 transition count 2399
Iterating global reduction 6 with 1 rules applied. Total rules applied 2222 place count 1693 transition count 2399
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2223 place count 1692 transition count 2391
Iterating global reduction 6 with 1 rules applied. Total rules applied 2224 place count 1692 transition count 2391
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2225 place count 1691 transition count 2383
Iterating global reduction 6 with 1 rules applied. Total rules applied 2226 place count 1691 transition count 2383
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2227 place count 1690 transition count 2375
Iterating global reduction 6 with 1 rules applied. Total rules applied 2228 place count 1690 transition count 2375
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2229 place count 1689 transition count 2367
Iterating global reduction 6 with 1 rules applied. Total rules applied 2230 place count 1689 transition count 2367
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2231 place count 1688 transition count 2359
Iterating global reduction 6 with 1 rules applied. Total rules applied 2232 place count 1688 transition count 2359
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2233 place count 1687 transition count 2351
Iterating global reduction 6 with 1 rules applied. Total rules applied 2234 place count 1687 transition count 2351
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2235 place count 1686 transition count 2343
Iterating global reduction 6 with 1 rules applied. Total rules applied 2236 place count 1686 transition count 2343
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2237 place count 1685 transition count 2335
Iterating global reduction 6 with 1 rules applied. Total rules applied 2238 place count 1685 transition count 2335
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2239 place count 1684 transition count 2327
Iterating global reduction 6 with 1 rules applied. Total rules applied 2240 place count 1684 transition count 2327
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2241 place count 1683 transition count 2319
Iterating global reduction 6 with 1 rules applied. Total rules applied 2242 place count 1683 transition count 2319
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2243 place count 1682 transition count 2311
Iterating global reduction 6 with 1 rules applied. Total rules applied 2244 place count 1682 transition count 2311
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2245 place count 1681 transition count 2303
Iterating global reduction 6 with 1 rules applied. Total rules applied 2246 place count 1681 transition count 2303
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2247 place count 1680 transition count 2295
Iterating global reduction 6 with 1 rules applied. Total rules applied 2248 place count 1680 transition count 2295
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2249 place count 1679 transition count 2287
Iterating global reduction 6 with 1 rules applied. Total rules applied 2250 place count 1679 transition count 2287
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2251 place count 1678 transition count 2279
Iterating global reduction 6 with 1 rules applied. Total rules applied 2252 place count 1678 transition count 2279
Performed 140 Post agglomeration using F-continuation condition.Transition count delta: 140
Deduced a syphon composed of 140 places in 4 ms
Reduce places removed 140 places and 0 transitions.
Iterating global reduction 6 with 280 rules applied. Total rules applied 2532 place count 1538 transition count 2139
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2534 place count 1537 transition count 2148
Free-agglomeration rule applied 11 times.
Iterating global reduction 6 with 11 rules applied. Total rules applied 2545 place count 1537 transition count 2137
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 2556 place count 1526 transition count 2137
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 7 with 4 rules applied. Total rules applied 2560 place count 1526 transition count 2133
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 2564 place count 1522 transition count 2133
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 2566 place count 1522 transition count 2133
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 2568 place count 1522 transition count 2133
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 2569 place count 1521 transition count 2132
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 2572 place count 1518 transition count 2132
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 5 Pre rules applied. Total rules applied 2572 place count 1518 transition count 2127
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 9 with 10 rules applied. Total rules applied 2582 place count 1513 transition count 2127
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 9 with 1 rules applied. Total rules applied 2583 place count 1512 transition count 2127
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 10 with 6 rules applied. Total rules applied 2589 place count 1509 transition count 2124
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 2590 place count 1509 transition count 2124
Applied a total of 2590 rules in 1635 ms. Remains 1509 /2826 variables (removed 1317) and now considering 2124/3513 (removed 1389) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1643 ms. Remains : 1509/2826 places, 2124/3513 transitions.
SDD proceeding with computation,2480 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2480 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2480 properties remain. new max is 16
SDD size :10 after 12
SDD proceeding with computation,2480 properties remain. new max is 32
SDD size :12 after 18
SDD proceeding with computation,2480 properties remain. new max is 64
SDD size :18 after 290
SDD proceeding with computation,2480 properties remain. new max is 128
SDD size :290 after 390
SDD proceeding with computation,2480 properties remain. new max is 256
SDD size :390 after 803
RANDOM walk for 2392627 steps (23698 resets) in 120004 ms. (19 steps per ms) remains 627/819 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (9 resets) in 23 ms. (166 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 31 ms. (125 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4001 steps (8 resets) in 33 ms. (117 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 28 ms. (138 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 29 ms. (133 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 31 ms. (125 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 627/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 627/627 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15413203653123651858.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14621837527262851469.kers'
[2026-05-24 20:34:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15413203653123651858.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14621837527262851469.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 1 ms.
// Phase 1: matrix 2124 rows 1503 cols 7451 entries
Finished phase 1 with 703 SingleSign rule and 599 generalized
[2026-05-24 20:34:44] [INFO ] Computed 207 invariants in 16 ms
Computed 207 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-14621837527262851469.kers
Total runtime 19 ms.
Invariant property smplace_474 does not hold.
Invariant property smplace_473 does not hold.
Invariant property smplace_472 does not hold.
Invariant property smplace_446 does not hold.
Invariant property smplace_366 does not hold.
Invariant property smplace_365 does not hold.
Invariant property smplace_332 does not hold.
Invariant property smplace_331 does not hold.
Invariant property smplace_314 does not hold.
Invariant property smplace_313 does not hold.
Invariant property smplace_312 does not hold.
Invariant property smplace_311 does not hold.
Invariant property smplace_310 does not hold.
Invariant property smplace_309 does not hold.
Invariant property smplace_308 does not hold.
Invariant property smplace_307 does not hold.
Invariant property smplace_306 does not hold.
Invariant property smplace_305 does not hold.
Invariant property smplace_304 does not hold.
Invariant property smplace_303 does not hold.
Invariant property smplace_302 does not hold.
Invariant property smplace_301 does not hold.
Invariant property smplace_300 does not hold.
Invariant property smplace_299 does not hold.
Invariant property smplace_298 does not hold.
Invariant property smplace_295 does not hold.
Invariant property smplace_294 does not hold.
Invariant property smplace_234 does not hold.
Invariant property smplace_233 does not hold.
SDD proceeding with computation,2451 properties remain. new max is 256
SDD size :803 after 26854
SDD proceeding with computation,2451 properties remain. new max is 512
SDD size :26854 after 28013
Invariant property smplace_372 does not hold.
Invariant property smplace_338 does not hold.
SDD proceeding with computation,2449 properties remain. new max is 512
SDD size :28013 after 111492
Invariant property smplace_453 does not hold.
Invariant property smplace_452 does not hold.
Invariant property smplace_398 does not hold.
Invariant property smplace_385 does not hold.
Invariant property smplace_384 does not hold.
Invariant property smplace_383 does not hold.
Invariant property smplace_382 does not hold.
Invariant property smplace_381 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_373 does not hold.
Invariant property smplace_371 does not hold.
Invariant property smplace_370 does not hold.
Invariant property smplace_369 does not hold.
Invariant property smplace_351 does not hold.
Invariant property smplace_350 does not hold.
Invariant property smplace_349 does not hold.
Invariant property smplace_348 does not hold.
Invariant property smplace_347 does not hold.
Invariant property smplace_346 does not hold.
Invariant property smplace_345 does not hold.
Invariant property smplace_344 does not hold.
Invariant property smplace_343 does not hold.
Invariant property smplace_342 does not hold.
Invariant property smplace_341 does not hold.
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.
Invariant property smplace_335 does not hold.
SDD proceeding with computation,2414 properties remain. new max is 512
SDD size :111492 after 894527
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/627 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Invariant property smplace_814 does not hold.
Invariant property smplace_451 does not hold.
Invariant property smplace_445 does not hold.
Invariant property smplace_444 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_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_387 does not hold.
SDD proceeding with computation,2399 properties remain. new max is 512
SDD size :894527 after 1.1344e+07
Invariant property smplace_869 does not hold.
Invariant property smplace_868 does not hold.
Invariant property smplace_867 does not hold.
Invariant property smplace_819 does not hold.
Invariant property smplace_815 does not hold.
Invariant property smplace_709 does not hold.
Invariant property smplace_708 does not hold.
Invariant property smplace_707 does not hold.
Invariant property smplace_706 does not hold.
Invariant property smplace_705 does not hold.
Invariant property smplace_704 does not hold.
Invariant property smplace_703 does not hold.
Invariant property smplace_702 does not hold.
Invariant property smplace_701 does not hold.
Invariant property smplace_700 does not hold.
Invariant property smplace_699 does not hold.
Invariant property smplace_698 does not hold.
Invariant property smplace_697 does not hold.
Invariant property smplace_696 does not hold.
Invariant property smplace_695 does not hold.
Invariant property smplace_694 does not hold.
Invariant property smplace_693 does not hold.
SDD proceeding with computation,2377 properties remain. new max is 512
SDD size :1.1344e+07 after 3.28119e+09
Invariant property smplace_857 does not hold.
Invariant property smplace_856 does not hold.
Invariant property smplace_855 does not hold.
Invariant property smplace_841 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_761 does not hold.
Invariant property smplace_760 does not hold.
Invariant property smplace_733 does not hold.
Invariant property smplace_727 does not hold.
Invariant property smplace_726 does not hold.
Invariant property smplace_690 does not hold.
Invariant property smplace_689 does not hold.
Invariant property smplace_629 does not hold.
Invariant property smplace_628 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/627 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (OVERLAPS) 107/734 variables, 30/62 constraints. Problems are: Problem set: 0 solved, 627 unsolved
SDD proceeding with computation,2361 properties remain. new max is 512
SDD size :3.28119e+09 after 8.87218e+10
Invariant property smplace_829 does not hold.
Invariant property smplace_822 does not hold.
Invariant property smplace_821 does not hold.
SDD proceeding with computation,2358 properties remain. new max is 512
SDD size :8.87218e+10 after 1.41227e+11
Invariant property smplace_767 does not hold.
SDD proceeding with computation,2357 properties remain. new max is 512
SDD size :1.41227e+11 after 1.46003e+11
At refinement iteration 3 (INCLUDED_ONLY) 0/734 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 4 (OVERLAPS) 36/770 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 627 unsolved
SDD proceeding with computation,2357 properties remain. new max is 1024
SDD size :1.46003e+11 after 1.46319e+11
Invariant property smplace_848 does not hold.
Invariant property smplace_847 does not hold.
Invariant property smplace_793 does not hold.
Invariant property smplace_780 does not hold.
Invariant property smplace_777 does not hold.
Invariant property smplace_768 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.
Invariant property smplace_742 does not hold.
Invariant property smplace_741 does not hold.
Invariant property smplace_740 does not hold.
Invariant property smplace_739 does not hold.
Invariant property smplace_738 does not hold.
Invariant property smplace_737 does not hold.
Invariant property smplace_736 does not hold.
Invariant property smplace_735 does not hold.
Invariant property smplace_734 does not hold.
Invariant property smplace_732 does not hold.
Invariant property smplace_731 does not hold.
Invariant property smplace_730 does not hold.
SDD proceeding with computation,2335 properties remain. new max is 1024
SDD size :1.46319e+11 after 4.05284e+11
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 770/3633 variables, and 66 constraints, problems are : Problem set: 0 solved, 627 unsolved in 45058 ms.
Refiners :[Positive P Invariants (semi-flows): 34/60 constraints, Generalized P Invariants (flows): 32/147 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 627/627 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 627 unsolved
Invariant property smplace_846 does not hold.
Invariant property smplace_792 does not hold.
Invariant property smplace_790 does not hold.
Invariant property smplace_789 does not hold.
Invariant property smplace_788 does not hold.
Invariant property smplace_787 does not hold.
Invariant property smplace_785 does not hold.
Invariant property smplace_783 does not hold.
Invariant property smplace_782 does not hold.
Invariant property smplace_779 does not hold.
Invariant property smplace_778 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_773 does not hold.
Invariant property smplace_772 does not hold.
Invariant property smplace_771 does not hold.
Invariant property smplace_770 does not hold.
At refinement iteration 0 (INCLUDED_ONLY) 0/627 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Invariant property smplace_769 does not hold.
Invariant property smplace_766 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_764 does not hold.
SDD proceeding with computation,2313 properties remain. new max is 1024
SDD size :4.05284e+11 after 5.86734e+11
SDD proceeding with computation,2313 properties remain. new max is 2048
SDD size :5.86734e+11 after 5.87579e+11
Invariant property smplace_1264 does not hold.
Invariant property smplace_1263 does not hold.
Invariant property smplace_1262 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_1236 does not hold.
Invariant property smplace_1224 does not hold.
Invariant property smplace_1217 does not hold.
Invariant property smplace_1216 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_1156 does not hold.
Invariant property smplace_1155 does not hold.
Invariant property smplace_1128 does not hold.
Invariant property smplace_1122 does not hold.
Invariant property smplace_1121 does not hold.
Invariant property smplace_1104 does not hold.
Invariant property smplace_1103 does not hold.
Invariant property smplace_1102 does not hold.
Invariant property smplace_1101 does not hold.
Invariant property smplace_1100 does not hold.
Invariant property smplace_1099 does not hold.
Invariant property smplace_1098 does not hold.
Invariant property smplace_1097 does not hold.
Invariant property smplace_1096 does not hold.
Invariant property smplace_1095 does not hold.
Invariant property smplace_1094 does not hold.
Invariant property smplace_1093 does not hold.
Invariant property smplace_1092 does not hold.
Invariant property smplace_1091 does not hold.
Invariant property smplace_1090 does not hold.
Invariant property smplace_1089 does not hold.
Invariant property smplace_1088 does not hold.
Invariant property smplace_1085 does not hold.
Invariant property smplace_1084 does not hold.
Invariant property smplace_1024 does not hold.
Invariant property smplace_1023 does not hold.
Invariant property smplace_840 does not hold.
Invariant property smplace_839 does not hold.
Invariant property smplace_828 does not hold.
Invariant property smplace_827 does not hold.
Invariant property smplace_791 does not hold.
Invariant property smplace_786 does not hold.
Invariant property smplace_784 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/627 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (OVERLAPS) 107/734 variables, 30/62 constraints. Problems are: Problem set: 0 solved, 627 unsolved
SDD proceeding with computation,2264 properties remain. new max is 2048
SDD size :5.87579e+11 after 1.26107e+17
Invariant property smplace_1162 does not hold.
SDD proceeding with computation,2263 properties remain. new max is 2048
SDD size :1.26107e+17 after 1.28146e+17
Invariant property smplace_1243 does not hold.
Invariant property smplace_1242 does not hold.
Invariant property smplace_1188 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_1171 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_1167 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_1163 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_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.
Invariant property smplace_1132 does not hold.
Invariant property smplace_1131 does not hold.
Invariant property smplace_1130 does not hold.
Invariant property smplace_1129 does not hold.
Invariant property smplace_1127 does not hold.
Invariant property smplace_1126 does not hold.
Invariant property smplace_1125 does not hold.
At refinement iteration 3 (INCLUDED_ONLY) 0/734 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 627 unsolved
SDD proceeding with computation,2228 properties remain. new max is 2048
SDD size :1.28146e+17 after 5.10701e+17
Invariant property smplace_1241 does not hold.
Invariant property smplace_1187 does not hold.
Invariant property smplace_1186 does not hold.
Invariant property smplace_1185 does not hold.
Invariant property smplace_1184 does not hold.
Invariant property smplace_1183 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_1178 does not hold.
Invariant property smplace_1177 does not hold.
SDD proceeding with computation,2216 properties remain. new max is 2048
SDD size :5.10701e+17 after 5.20648e+17
Invariant property smplace_1659 does not hold.
Invariant property smplace_1658 does not hold.
Invariant property smplace_1657 does not hold.
Invariant property smplace_1647 does not hold.
Invariant property smplace_1646 does not hold.
Invariant property smplace_1645 does not hold.
Invariant property smplace_1631 does not hold.
Invariant property smplace_1609 does not hold.
Invariant property smplace_1608 does not hold.
Invariant property smplace_1607 does not hold.
Invariant property smplace_1606 does not hold.
Invariant property smplace_1605 does not hold.
Invariant property smplace_1604 does not hold.
Invariant property smplace_1557 does not hold.
Invariant property smplace_1551 does not hold.
Invariant property smplace_1550 does not hold.
Invariant property smplace_1523 does not hold.
Invariant property smplace_1517 does not hold.
Invariant property smplace_1516 does not hold.
Invariant property smplace_1499 does not hold.
Invariant property smplace_1498 does not hold.
Invariant property smplace_1497 does not hold.
Invariant property smplace_1496 does not hold.
Invariant property smplace_1495 does not hold.
Invariant property smplace_1494 does not hold.
Invariant property smplace_1493 does not hold.
Invariant property smplace_1492 does not hold.
Invariant property smplace_1491 does not hold.
Invariant property smplace_1490 does not hold.
Invariant property smplace_1489 does not hold.
Invariant property smplace_1488 does not hold.
Invariant property smplace_1487 does not hold.
Invariant property smplace_1486 does not hold.
Invariant property smplace_1485 does not hold.
Invariant property smplace_1484 does not hold.
Invariant property smplace_1483 does not hold.
Invariant property smplace_1480 does not hold.
Invariant property smplace_1479 does not hold.
Invariant property smplace_1419 does not hold.
Invariant property smplace_1418 does not hold.
Invariant property smplace_1235 does not hold.
Invariant property smplace_1234 does not hold.
Invariant property smplace_1223 does not hold.
Invariant property smplace_1222 does not hold.
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 734/3633 variables, and 64 constraints, problems are : Problem set: 0 solved, 627 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 30/60 constraints, Generalized P Invariants (flows): 32/147 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/627 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90305ms problems are : Problem set: 0 solved, 627 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 627 out of 1509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1509/1509 places, 2124/2124 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 0 with 45 rules applied. Total rules applied 45 place count 1509 transition count 2079
Reduce places removed 45 places and 0 transitions.
Iterating post reduction 1 with 45 rules applied. Total rules applied 90 place count 1464 transition count 2079
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 45 Pre rules applied. Total rules applied 90 place count 1464 transition count 2034
Deduced a syphon composed of 45 places in 6 ms
Ensure Unique test removed 2 places
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 182 place count 1417 transition count 2034
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 2 with 3 rules applied. Total rules applied 185 place count 1416 transition count 2032
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 187 place count 1414 transition count 2032
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 4 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 4 with 43 rules applied. Total rules applied 230 place count 1392 transition count 2011
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 230 place count 1392 transition count 2010
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 232 place count 1391 transition count 2010
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 1 rules applied. Total rules applied 233 place count 1390 transition count 2010
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 234 place count 1389 transition count 2009
Iterating global reduction 5 with 1 rules applied. Total rules applied 235 place count 1389 transition count 2009
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 239 place count 1387 transition count 2007
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 240 place count 1386 transition count 2006
Iterating global reduction 5 with 1 rules applied. Total rules applied 241 place count 1386 transition count 2006
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 244 place count 1386 transition count 2003
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 5 with 6 rules applied. Total rules applied 250 place count 1382 transition count 2001
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 251 place count 1381 transition count 2001
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 252 place count 1381 transition count 2001
Applied a total of 252 rules in 251 ms. Remains 1381 /1509 variables (removed 128) and now considering 2001/2124 (removed 123) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 251 ms. Remains : 1381/1509 places, 2001/2124 transitions.
SDD proceeding with computation,2172 properties remain. new max is 2048
SDD size :5.20648e+17 after 6.8436e+22
Invariant property smplace_1638 does not hold.
Invariant property smplace_1637 does not hold.
Invariant property smplace_1619 does not hold.
Invariant property smplace_1612 does not hold.
Invariant property smplace_1611 does not hold.
Invariant property smplace_1583 does not hold.
Invariant property smplace_1570 does not hold.
Invariant property smplace_1567 does not hold.
Invariant property smplace_1558 does not hold.
Invariant property smplace_1536 does not hold.
Invariant property smplace_1535 does not hold.
Invariant property smplace_1534 does not hold.
Invariant property smplace_1533 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_1522 does not hold.
Invariant property smplace_1521 does not hold.
Invariant property smplace_1520 does not hold.
RANDOM walk for 2525735 steps (27832 resets) in 120004 ms. (21 steps per ms) remains 596/627 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4001 steps (8 resets) in 32 ms. (121 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4002 steps (8 resets) in 29 ms. (133 steps per ms) remains 596/596 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 596/596 properties
SDD proceeding with computation,2147 properties remain. new max is 2048
SDD size :6.8436e+22 after 3.16785e+23
Invariant property smplace_1569 does not hold.
Invariant property smplace_1568 does not hold.
Invariant property smplace_1566 does not hold.
Invariant property smplace_1565 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_1560 does not hold.
Invariant property smplace_1559 does not hold.
Invariant property smplace_1556 does not hold.
Invariant property smplace_1555 does not hold.
Invariant property smplace_1554 does not hold.
Probabilistic random walk after 1000001 steps, saw 266405 distinct states, run finished after 27419 ms. (steps per millisecond=36 ) properties seen :33
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12073553734442017828.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17231345987547072671.kers'
[2026-05-24 20:37:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12073553734442017828.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17231345987547072671.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 2001 rows 1374 cols 7178 entries
Finished phase 1 with 601 SingleSign rule and 579 generalized
[2026-05-24 20:37:13] [INFO ] Computed 201 invariants in 15 ms
Computed 201 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-17231345987547072671.kers
Total runtime 17 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/563 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/563 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 2 (OVERLAPS) 106/669 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/669 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 4 (OVERLAPS) 32/701 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 563 unsolved
SDD proceeding with computation,2134 properties remain. new max is 2048
SDD size :3.16785e+23 after 4.54401e+23
Invariant property smplace_1999 does not hold.
Invariant property smplace_1636 does not hold.
Invariant property smplace_1630 does not hold.
Invariant property smplace_1629 does not hold.
Invariant property smplace_1618 does not hold.
Invariant property smplace_1617 does not hold.
Invariant property smplace_1582 does not hold.
Invariant property smplace_1581 does not hold.
Invariant property smplace_1580 does not hold.
Invariant property smplace_1579 does not hold.
Invariant property smplace_1578 does not hold.
Invariant property smplace_1577 does not hold.
Invariant property smplace_1576 does not hold.
Invariant property smplace_1575 does not hold.
Invariant property smplace_1574 does not hold.
Invariant property smplace_1573 does not hold.
Invariant property smplace_1572 does not hold.
SDD proceeding with computation,2117 properties remain. new max is 2048
SDD size :4.54401e+23 after 1.2452e+25
Invariant property smplace_2054 does not hold.
Invariant property smplace_2053 does not hold.
Invariant property smplace_2052 does not hold.
Invariant property smplace_2042 does not hold.
Invariant property smplace_2041 does not hold.
Invariant property smplace_2040 does not hold.
Invariant property smplace_2026 does not hold.
Invariant property smplace_2004 does not hold.
Invariant property smplace_2003 does not hold.
Invariant property smplace_2002 does not hold.
Invariant property smplace_2001 does not hold.
Invariant property smplace_2000 does not hold.
Invariant property smplace_1952 does not hold.
Invariant property smplace_1946 does not hold.
Invariant property smplace_1945 does not hold.
Invariant property smplace_1918 does not hold.
Invariant property smplace_1912 does not hold.
Invariant property smplace_1911 does not hold.
Invariant property smplace_1894 does not hold.
Invariant property smplace_1893 does not hold.
Invariant property smplace_1892 does not hold.
Invariant property smplace_1891 does not hold.
Invariant property smplace_1890 does not hold.
Invariant property smplace_1889 does not hold.
Invariant property smplace_1888 does not hold.
Invariant property smplace_1887 does not hold.
Invariant property smplace_1886 does not hold.
Invariant property smplace_1885 does not hold.
Invariant property smplace_1884 does not hold.
Invariant property smplace_1883 does not hold.
Invariant property smplace_1882 does not hold.
Invariant property smplace_1881 does not hold.
Invariant property smplace_1880 does not hold.
Invariant property smplace_1879 does not hold.
Invariant property smplace_1878 does not hold.
Invariant property smplace_1875 does not hold.
Invariant property smplace_1874 does not hold.
Invariant property smplace_1814 does not hold.
Invariant property smplace_1813 does not hold.
At refinement iteration 5 (INCLUDED_ONLY) 0/701 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 6 (OVERLAPS) 27/728 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/728 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 8 (OVERLAPS) 3/731 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 563 unsolved
SDD proceeding with computation,2078 properties remain. new max is 2048
SDD size :1.2452e+25 after 6.09069e+28
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 731/3382 variables, and 68 constraints, problems are : Problem set: 0 solved, 563 unsolved in 75015 ms.
Refiners :[Positive P Invariants (semi-flows): 37/66 constraints, Generalized P Invariants (flows): 31/135 constraints, State Equation: 0/1381 constraints, PredecessorRefiner: 563/563 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 563 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/563 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 563 unsolved
Invariant property smplace_2033 does not hold.
Invariant property smplace_2032 does not hold.
Invariant property smplace_2014 does not hold.
Invariant property smplace_2007 does not hold.
Invariant property smplace_2006 does not hold.
Invariant property smplace_1978 does not hold.
Invariant property smplace_1965 does not hold.
Invariant property smplace_1962 does not hold.
Invariant property smplace_1953 does not hold.
Invariant property smplace_1931 does not hold.
Invariant property smplace_1930 does not hold.
Invariant property smplace_1929 does not hold.
Invariant property smplace_1928 does not hold.
Invariant property smplace_1927 does not hold.
Invariant property smplace_1926 does not hold.
Invariant property smplace_1925 does not hold.
Invariant property smplace_1924 does not hold.
Invariant property smplace_1923 does not hold.
Invariant property smplace_1922 does not hold.
Invariant property smplace_1921 does not hold.
Invariant property smplace_1920 does not hold.
Invariant property smplace_1919 does not hold.
Invariant property smplace_1917 does not hold.
Invariant property smplace_1916 does not hold.
Invariant property smplace_1915 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/563 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 2 (OVERLAPS) 106/669 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/669 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/669 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 5 (OVERLAPS) 32/701 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/701 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 563 unsolved
At refinement iteration 7 (OVERLAPS) 27/728 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 563 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 728/3382 variables, and 69 constraints, problems are : Problem set: 0 solved, 563 unsolved in 75034 ms.
Refiners :[Positive P Invariants (semi-flows): 36/66 constraints, Generalized P Invariants (flows): 31/135 constraints, State Equation: 0/1381 constraints, PredecessorRefiner: 0/563 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150196ms problems are : Problem set: 0 solved, 563 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 563 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 2001/2001 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 1381 transition count 1979
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 1359 transition count 1979
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 44 place count 1359 transition count 1965
Deduced a syphon composed of 14 places in 5 ms
Ensure Unique test removed 2 places
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 74 place count 1343 transition count 1965
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 75 place count 1343 transition count 1964
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 76 place count 1342 transition count 1964
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 76 place count 1342 transition count 1963
Deduced a syphon composed of 1 places in 4 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 3 rules applied. Total rules applied 79 place count 1340 transition count 1963
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 79 place count 1340 transition count 1962
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 81 place count 1339 transition count 1962
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 9 rules applied. Total rules applied 90 place count 1334 transition count 1958
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 90 place count 1334 transition count 1956
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 94 place count 1332 transition count 1956
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 1 rules applied. Total rules applied 95 place count 1331 transition count 1956
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 96 place count 1330 transition count 1950
Iterating global reduction 5 with 1 rules applied. Total rules applied 97 place count 1330 transition count 1950
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 101 place count 1328 transition count 1948
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 102 place count 1327 transition count 1947
Iterating global reduction 5 with 1 rules applied. Total rules applied 103 place count 1327 transition count 1947
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 104 place count 1326 transition count 1946
Iterating global reduction 5 with 1 rules applied. Total rules applied 105 place count 1326 transition count 1946
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 106 place count 1326 transition count 1945
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 107 place count 1326 transition count 1944
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 108 place count 1325 transition count 1944
Applied a total of 108 rules in 237 ms. Remains 1325 /1381 variables (removed 56) and now considering 1944/2001 (removed 57) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 237 ms. Remains : 1325/1381 places, 1944/2001 transitions.
RANDOM walk for 2843126 steps (32185 resets) in 120004 ms. (23 steps per ms) remains 560/563 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
SDD proceeding with computation,2053 properties remain. new max is 2048
SDD size :6.09069e+28 after 2.83136e+29
Invariant property smplace_1964 does not hold.
Invariant property smplace_1963 does not hold.
Invariant property smplace_1961 does not hold.
Invariant property smplace_1960 does not hold.
Invariant property smplace_1959 does not hold.
Invariant property smplace_1958 does not hold.
Invariant property smplace_1957 does not hold.
Invariant property smplace_1956 does not hold.
Invariant property smplace_1955 does not hold.
Invariant property smplace_1954 does not hold.
Invariant property smplace_1951 does not hold.
Invariant property smplace_1950 does not hold.
Invariant property smplace_1949 does not hold.
SDD proceeding with computation,2040 properties remain. new max is 2048
SDD size :2.83136e+29 after 4.04907e+29
Probabilistic random walk after 1000001 steps, saw 278788 distinct states, run finished after 22324 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-10915088249520427441.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13669286174610600758.kers'
[2026-05-24 20:40:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10915088249520427441.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13669286174610600758.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 1 ms.
// Phase 1: matrix 1944 rows 1316 cols 7030 entries
Finished phase 1 with 552 SingleSign rule and 577 generalized
[2026-05-24 20:40:36] [INFO ] Computed 196 invariants in 15 ms
Computed 196 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-13669286174610600758.kers
Total runtime 16 ms.
Invariant property smplace_2399 does not hold.
Invariant property smplace_2395 does not hold.
Invariant property smplace_2394 does not hold.
Invariant property smplace_2031 does not hold.
Invariant property smplace_2025 does not hold.
Invariant property smplace_2024 does not hold.
Invariant property smplace_2013 does not hold.
Invariant property smplace_2012 does not hold.
Invariant property smplace_1977 does not hold.
Invariant property smplace_1976 does not hold.
Invariant property smplace_1975 does not hold.
Invariant property smplace_1974 does not hold.
Invariant property smplace_1973 does not hold.
Invariant property smplace_1972 does not hold.
Invariant property smplace_1971 does not hold.
Invariant property smplace_1970 does not hold.
Invariant property smplace_1969 does not hold.
Invariant property smplace_1968 does not hold.
Invariant property smplace_1967 does not hold.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/560 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/560 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 2 (OVERLAPS) 89/649 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/649 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 4 (OVERLAPS) 14/663 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/663 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 6 (OVERLAPS) 17/680 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/680 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 8 (OVERLAPS) 181/861 variables, 47/108 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/861 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 10 (OVERLAPS) 61/922 variables, 10/118 constraints. Problems are: Problem set: 0 solved, 560 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 922/3269 variables, and 118 constraints, problems are : Problem set: 0 solved, 560 unsolved in 90020 ms.
Refiners :[Positive P Invariants (semi-flows): 42/66 constraints, Generalized P Invariants (flows): 76/130 constraints, State Equation: 0/1325 constraints, PredecessorRefiner: 560/560 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 560 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/560 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
SDD proceeding with computation,2021 properties remain. new max is 2048
SDD size :4.04907e+29 after 9.06039e+32
Invariant property smplace_2449 does not hold.
Invariant property smplace_2448 does not hold.
Invariant property smplace_2447 does not hold.
Invariant property smplace_2437 does not hold.
Invariant property smplace_2436 does not hold.
Invariant property smplace_2435 does not hold.
Invariant property smplace_2428 does not hold.
Invariant property smplace_2427 does not hold.
Invariant property smplace_2398 does not hold.
Invariant property smplace_2397 does not hold.
Invariant property smplace_2396 does not hold.
Invariant property smplace_2373 does not hold.
Invariant property smplace_2357 does not hold.
Invariant property smplace_2348 does not hold.
Invariant property smplace_2347 does not hold.
Invariant property smplace_2326 does not hold.
Invariant property smplace_2325 does not hold.
Invariant property smplace_2324 does not hold.
Invariant property smplace_2323 does not hold.
Invariant property smplace_2322 does not hold.
Invariant property smplace_2321 does not hold.
Invariant property smplace_2320 does not hold.
Invariant property smplace_2319 does not hold.
Invariant property smplace_2318 does not hold.
Invariant property smplace_2317 does not hold.
Invariant property smplace_2316 does not hold.
Invariant property smplace_2315 does not hold.
Invariant property smplace_2314 does not hold.
Invariant property smplace_2313 does not hold.
Invariant property smplace_2312 does not hold.
Invariant property smplace_2311 does not hold.
Invariant property smplace_2310 does not hold.
Invariant property smplace_2289 does not hold.
Invariant property smplace_2288 does not hold.
Invariant property smplace_2287 does not hold.
Invariant property smplace_2286 does not hold.
Invariant property smplace_2285 does not hold.
Invariant property smplace_2284 does not hold.
Invariant property smplace_2283 does not hold.
Invariant property smplace_2282 does not hold.
Invariant property smplace_2281 does not hold.
Invariant property smplace_2280 does not hold.
Invariant property smplace_2279 does not hold.
Invariant property smplace_2278 does not hold.
Invariant property smplace_2277 does not hold.
Invariant property smplace_2276 does not hold.
Invariant property smplace_2275 does not hold.
Invariant property smplace_2274 does not hold.
Invariant property smplace_2273 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/560 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 2 (OVERLAPS) 89/649 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/649 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/649 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 5 (OVERLAPS) 14/663 variables, 3/62 constraints. Problems are: Problem set: 0 solved, 560 unsolved
SDD proceeding with computation,1972 properties remain. new max is 2048
SDD size :9.06039e+32 after 2.32365e+35
Invariant property smplace_2426 does not hold.
Invariant property smplace_2421 does not hold.
Invariant property smplace_2372 does not hold.
Invariant property smplace_2371 does not hold.
Invariant property smplace_2370 does not hold.
Invariant property smplace_2369 does not hold.
Invariant property smplace_2368 does not hold.
Invariant property smplace_2367 does not hold.
Invariant property smplace_2366 does not hold.
Invariant property smplace_2365 does not hold.
Invariant property smplace_2364 does not hold.
Invariant property smplace_2363 does not hold.
Invariant property smplace_2362 does not hold.
Invariant property smplace_2360 does not hold.
Invariant property smplace_2359 does not hold.
Invariant property smplace_2358 does not hold.
Invariant property smplace_2356 does not hold.
Invariant property smplace_2355 does not hold.
Invariant property smplace_2354 does not hold.
Invariant property smplace_2353 does not hold.
Invariant property smplace_2352 does not hold.
Invariant property smplace_2351 does not hold.
Invariant property smplace_2350 does not hold.
Invariant property smplace_2349 does not hold.
Invariant property smplace_2346 does not hold.
Invariant property smplace_2345 does not hold.
Invariant property smplace_2344 does not hold.
Invariant property smplace_2341 does not hold.
Invariant property smplace_2340 does not hold.
Invariant property smplace_2307 does not hold.
Invariant property smplace_2306 does not hold.
Invariant property smplace_2270 does not hold.
Invariant property smplace_2269 does not hold.
Invariant property smplace_2209 does not hold.
Invariant property smplace_2208 does not hold.
At refinement iteration 6 (INCLUDED_ONLY) 0/663 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 7 (OVERLAPS) 17/680 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 560 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 680/3269 variables, and 63 constraints, problems are : Problem set: 0 solved, 560 unsolved in 90016 ms.
Refiners :[Positive P Invariants (semi-flows): 32/66 constraints, Generalized P Invariants (flows): 29/130 constraints, State Equation: 0/1325 constraints, PredecessorRefiner: 0/560 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180164ms problems are : Problem set: 0 solved, 560 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 560 out of 1325 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1325/1325 places, 1944/1944 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 1325 transition count 1942
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 1323 transition count 1942
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 1322 transition count 1941
Applied a total of 6 rules in 50 ms. Remains 1322 /1325 variables (removed 3) and now considering 1941/1944 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 1322/1325 places, 1941/1944 transitions.
Detected timeout of ITS tools.
[2026-05-24 20:44:06] [INFO ] Flatten gal took : 190 ms
[2026-05-24 20:44:06] [INFO ] Applying decomposition
RANDOM walk for 2856472 steps (32014 resets) in 120004 ms. (23 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 560/560 properties
[2026-05-24 20:44:06] [INFO ] Flatten gal took : 140 ms
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 560/560 properties
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/graph4888990494029266089.txt' '-o' '/tmp/graph4888990494029266089.bin' '-w' '/tmp/graph4888990494029266089.weights'
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 560/560 properties
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4888990494029266089.bin' '-l' '-1' '-v' '-w' '/tmp/graph4888990494029266089.weights' '-q' '0' '-e' '0.001'
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 560/560 properties
[2026-05-24 20:44:07] [INFO ] Decomposing Gal with order
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4002 steps (8 resets) in 34 ms. (114 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 560/560 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 560/560 properties
[2026-05-24 20:44:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 20:44:07] [INFO ] Removed a total of 2571 redundant transitions.
[2026-05-24 20:44:08] [INFO ] Flatten gal took : 274 ms
[2026-05-24 20:44:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 24 labels/synchronizations in 79 ms.
[2026-05-24 20:44:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17005486964223222673.gal : 32 ms
[2026-05-24 20:44:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10358000842324529938.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17005486964223222673.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10358000842324529938.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 ...309
Loading property file /tmp/ReachabilityCardinality10358000842324529938.prop.
SDD proceeding with computation,560 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,560 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,560 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,560 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,560 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,560 properties remain. new max is 128
SDD size :1 after 424
SDD proceeding with computation,560 properties remain. new max is 256
SDD size :424 after 3.17051e+32
SDD proceeding with computation,560 properties remain. new max is 512
SDD size :3.17051e+32 after 5.17809e+38
Probabilistic random walk after 1000001 steps, saw 278788 distinct states, run finished after 27042 ms. (steps per millisecond=36 ) 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-6082736163036763441.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7221054071066332052.kers'
[2026-05-24 20:44:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6082736163036763441.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7221054071066332052.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 1 ms.
// Phase 1: matrix 1941 rows 1313 cols 7024 entries
Finished phase 1 with 549 SingleSign rule and 577 generalized
[2026-05-24 20:44:34] [INFO ] Computed 196 invariants in 16 ms
Computed 196 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-7221054071066332052.kers
Total runtime 18 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/560 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/560 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 2 (OVERLAPS) 89/649 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/649 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 560 unsolved
At refinement iteration 4 (OVERLAPS) 14/663 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 560 unsolved
Invariant property smplace_1656 does not hold.
Invariant property smplace_1655 does not hold.
Invariant property smplace_1654 does not hold.
Invariant property smplace_1635 does not hold.
Invariant property smplace_1634 does not hold.
Invariant property smplace_1633 does not hold.
Invariant property smplace_1590 does not hold.
Invariant property smplace_1589 does not hold.
Invariant property smplace_1588 does not hold.
Invariant property smplace_1587 does not hold.
Invariant property smplace_1586 does not hold.
Invariant property smplace_1585 does not hold.
Invariant property smplace_1456 does not hold.
Invariant property smplace_1455 does not hold.
Invariant property smplace_1454 does not hold.
Invariant property smplace_1453 does not hold.
Invariant property smplace_1452 does not hold.
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_1439 does not hold.
Invariant property smplace_1438 does not hold.
Invariant property smplace_1437 does not hold.
Invariant property smplace_1436 does not hold.
Invariant property smplace_1435 does not hold.
Invariant property smplace_1434 does not hold.
Invariant property smplace_1433 does not hold.
Invariant property smplace_1432 does not hold.
Invariant property smplace_1431 does not hold.
Invariant property smplace_1430 does not hold.
Invariant property smplace_1429 does not hold.
Invariant property smplace_1428 does not hold.
Invariant property smplace_1427 does not hold.
Invariant property smplace_1426 does not hold.
Invariant property smplace_1425 does not hold.
Invariant property smplace_1424 does not hold.
Invariant property smplace_1423 does not hold.
Invariant property smplace_1422 does not hold.
Invariant property smplace_1404 does not hold.
Invariant property smplace_1403 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_1394 does not hold.
Invariant property smplace_1393 does not hold.
Invariant property smplace_1392 does not hold.
Invariant property smplace_1391 does not hold.
Invariant property smplace_1390 does not hold.
Invariant property smplace_1385 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_1249 does not hold.
Invariant property smplace_1248 does not hold.
Invariant property smplace_1247 does not hold.
Invariant property smplace_1240 does not hold.
Invariant property smplace_1239 does not hold.
Invariant property smplace_1238 does not hold.
Invariant property smplace_1204 does not hold.
Invariant property smplace_1203 does not hold.
Invariant property smplace_1202 does not hold.
Invariant property smplace_1201 does not hold.
Invariant property smplace_1200 does not hold.
Invariant property smplace_1199 does not hold.
Invariant property smplace_1198 does not hold.
Invariant property smplace_1197 does not hold.
Invariant property smplace_1196 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_1046 does not hold.
Invariant property smplace_1045 does not hold.
Invariant property smplace_1044 does not hold.
Invariant property smplace_1043 does not hold.
Invariant property smplace_1042 does not hold.
Invariant property smplace_1041 does not hold.
Invariant property smplace_1040 does not hold.
Invariant property smplace_1039 does not hold.
Invariant property smplace_1038 does not hold.
Invariant property smplace_1037 does not hold.
Invariant property smplace_1036 does not hold.
Invariant property smplace_1035 does not hold.
Invariant property smplace_1034 does not hold.
Invariant property smplace_1033 does not hold.
Invariant property smplace_1032 does not hold.
Invariant property smplace_1031 does not hold.
Invariant property smplace_1030 does not hold.
Invariant property smplace_1029 does not hold.
Invariant property smplace_1028 does not hold.
Invariant property smplace_1027 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_1008 does not hold.
Invariant property smplace_1007 does not hold.
Invariant property smplace_1006 does not hold.
Invariant property smplace_1005 does not hold.
Invariant property smplace_1004 does not hold.
Invariant property smplace_1003 does not hold.
Invariant property smplace_1002 does not hold.
Invariant property smplace_1001 does not hold.
Invariant property smplace_1000 does not hold.
Invariant property smplace_999 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_997 does not hold.
Invariant property smplace_996 does not hold.
Invariant property smplace_995 does not hold.
Invariant property smplace_994 does not hold.
Invariant property smplace_993 does not hold.
Invariant property smplace_992 does not hold.
Invariant property smplace_976 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_972 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_968 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_957 does not hold.
Invariant property smplace_956 does not hold.
Invariant property smplace_955 does not hold.
Invariant property smplace_954 does not hold.
Invariant property smplace_953 does not hold.
Invariant property smplace_952 does not hold.
Invariant property smplace_951 does not hold.
Invariant property smplace_950 does not hold.
Invariant property smplace_883 does not hold.
Invariant property smplace_882 does not hold.
Invariant property smplace_881 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_860 does not hold.
Invariant property smplace_859 does not hold.
Invariant property smplace_858 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_845 does not hold.
Invariant property smplace_844 does not hold.
Invariant property smplace_843 does not hold.
Invariant property smplace_809 does not hold.
Invariant property smplace_808 does not hold.
Invariant property smplace_807 does not hold.
Invariant property smplace_806 does not hold.
Invariant property smplace_805 does not hold.
Invariant property smplace_804 does not hold.
Invariant property smplace_803 does not hold.
Invariant property smplace_802 does not hold.
Invariant property smplace_801 does not hold.
Invariant property smplace_800 does not hold.
Invariant property smplace_799 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_797 does not hold.
Invariant property smplace_796 does not hold.
Invariant property smplace_795 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_656 does not hold.
Invariant property smplace_655 does not hold.
Invariant property smplace_654 does not hold.
Invariant property smplace_653 does not hold.
Invariant property smplace_652 does not hold.
Invariant property smplace_651 does not hold.
Invariant property smplace_650 does not hold.
Invariant property smplace_649 does not hold.
Invariant property smplace_648 does not hold.
Invariant property smplace_647 does not hold.
Invariant property smplace_646 does not hold.
Invariant property smplace_645 does not hold.
Invariant property smplace_644 does not hold.
Invariant property smplace_643 does not hold.
Invariant property smplace_642 does not hold.
Invariant property smplace_641 does not hold.
Invariant property smplace_640 does not hold.
Invariant property smplace_639 does not hold.
Invariant property smplace_638 does not hold.
Invariant property smplace_637 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_618 does not hold.
Invariant property smplace_617 does not hold.
Invariant property smplace_616 does not hold.
Invariant property smplace_615 does not hold.
Invariant property smplace_614 does not hold.
Invariant property smplace_613 does not hold.
Invariant property smplace_612 does not hold.
Invariant property smplace_611 does not hold.
Invariant property smplace_610 does not hold.
Invariant property smplace_609 does not hold.
Invariant property smplace_608 does not hold.
Invariant property smplace_607 does not hold.
Invariant property smplace_606 does not hold.
Invariant property smplace_605 does not hold.
Invariant property smplace_604 does not hold.
Invariant property smplace_603 does not hold.
Invariant property smplace_602 does not hold.
Invariant property smplace_601 does not hold.
Invariant property smplace_600 does not hold.
Invariant property smplace_599 does not hold.
Invariant property smplace_598 does not hold.
Invariant property smplace_597 does not hold.
Invariant property smplace_595 does not hold.
Invariant property smplace_581 does not hold.
Invariant property smplace_580 does not hold.
Invariant property smplace_579 does not hold.
Invariant property smplace_578 does not hold.
Invariant property smplace_577 does not hold.
Invariant property smplace_576 does not hold.
Invariant property smplace_575 does not hold.
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_567 does not hold.
Invariant property smplace_566 does not hold.
Invariant property smplace_565 does not hold.
Invariant property smplace_564 does not hold.
Invariant property smplace_563 does not hold.
Invariant property smplace_562 does not hold.
Invariant property smplace_561 does not hold.
Invariant property smplace_560 does not hold.
Invariant property smplace_559 does not hold.
Invariant property smplace_558 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_523 does not hold.
Invariant property smplace_522 does not hold.
Invariant property smplace_521 does not hold.
Invariant property smplace_520 does not hold.
Invariant property smplace_519 does not hold.
Invariant property smplace_518 does not hold.
Invariant property smplace_517 does not hold.
Invariant property smplace_516 does not hold.
Invariant property smplace_515 does not hold.
Invariant property smplace_514 does not hold.
Invariant property smplace_513 does not hold.
Invariant property smplace_512 does not hold.
Invariant property smplace_511 does not hold.
Invariant property smplace_510 does not hold.
Invariant property smplace_509 does not hold.
Invariant property smplace_508 does not hold.
Invariant property smplace_507 does not hold.
Invariant property smplace_506 does not hold.
Invariant property smplace_505 does not hold.
Invariant property smplace_504 does not hold.
Invariant property smplace_503 does not hold.
Invariant property smplace_502 does not hold.
Invariant property smplace_501 does not hold.
Invariant property smplace_500 does not hold.
Invariant property smplace_499 does not hold.
Invariant property smplace_498 does not hold.
Invariant property smplace_497 does not hold.
Invariant property smplace_496 does not hold.
Invariant property smplace_495 does not hold.
Invariant property smplace_494 does not hold.
Invariant property smplace_493 does not hold.
Invariant property smplace_492 does not hold.
Invariant property smplace_491 does not hold.
Invariant property smplace_490 does not hold.
Invariant property smplace_489 does not hold.
Invariant property smplace_488 does not hold.
Invariant property smplace_487 does not hold.
Invariant property smplace_486 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_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_461 does not hold.
Invariant property smplace_460 does not hold.
Invariant property smplace_459 does not hold.
Invariant property smplace_458 does not hold.
Invariant property smplace_457 does not hold.
Invariant property smplace_450 does not hold.
Invariant property smplace_449 does not hold.
Invariant property smplace_448 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_427 does not hold.
Invariant property smplace_426 does not hold.
Invariant property smplace_424 does not hold.
Invariant property smplace_423 does not hold.
Invariant property smplace_422 does not hold.
Invariant property smplace_421 does not hold.
Invariant property smplace_420 does not hold.
Invariant property smplace_419 does not hold.
Invariant property smplace_414 does not hold.
Invariant property smplace_413 does not hold.
Invariant property smplace_412 does not hold.
Invariant property smplace_411 does not hold.
Invariant property smplace_410 does not hold.
Invariant property smplace_409 does not hold.
Invariant property smplace_408 does not hold.
Invariant property smplace_407 does not hold.
Invariant property smplace_406 does not hold.
Invariant property smplace_405 does not hold.
Invariant property smplace_404 does not hold.
Invariant property smplace_403 does not hold.
Invariant property smplace_402 does not hold.
Invariant property smplace_401 does not hold.
Invariant property smplace_400 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_266 does not hold.
Invariant property smplace_265 does not hold.
Invariant property smplace_264 does not hold.
Invariant property smplace_263 does not hold.
Invariant property smplace_262 does not hold.
Invariant property smplace_261 does not hold.
Invariant property smplace_260 does not hold.
Invariant property smplace_259 does not hold.
Invariant property smplace_258 does not hold.
Invariant property smplace_257 does not hold.
Invariant property smplace_256 does not hold.
Invariant property smplace_255 does not hold.
Invariant property smplace_254 does not hold.
Invariant property smplace_253 does not hold.
Invariant property smplace_252 does not hold.
Invariant property smplace_251 does not hold.
Invariant property smplace_250 does not hold.
Invariant property smplace_249 does not hold.
Invariant property smplace_248 does not hold.
Invariant property smplace_247 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_223 does not hold.
Invariant property smplace_222 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_220 does not hold.
Invariant property smplace_219 does not hold.
Invariant property smplace_218 does not hold.
Invariant property smplace_217 does not hold.
Invariant property smplace_216 does not hold.
Invariant property smplace_215 does not hold.
Invariant property smplace_214 does not hold.
Invariant property smplace_213 does not hold.
Invariant property smplace_212 does not hold.
Invariant property smplace_211 does not hold.
Invariant property smplace_210 does not hold.
Invariant property smplace_209 does not hold.
Invariant property smplace_208 does not hold.
Invariant property smplace_207 does not hold.
Invariant property smplace_206 does not hold.
Invariant property smplace_205 does not hold.
Invariant property smplace_204 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_200 does not hold.
Invariant property smplace_186 does not hold.
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_183 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_180 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_178 does not hold.
Invariant property smplace_177 does not hold.
Invariant property smplace_176 does not hold.
Invariant property smplace_175 does not hold.
Invariant property smplace_174 does not hold.
Invariant property smplace_173 does not hold.
Invariant property smplace_172 does not hold.
Invariant property smplace_171 does not hold.
Invariant property smplace_170 does not hold.
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_166 does not hold.
Invariant property smplace_165 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
Invariant property smplace_160 does not hold.
Invariant property smplace_128 does not hold.
Invariant property smplace_127 does not hold.
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
Invariant property smplace_123 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_121 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 does not hold.
Invariant property smplace_99 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_97 does not hold.
Invariant property smplace_96 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_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_72 does not hold.
Invariant property smplace_71 does not hold.
Invariant property smplace_70 does not hold.
Invariant property smplace_69 does not hold.
Invariant property smplace_68 does not hold.
Invariant property smplace_67 does not hold.
Invariant property smplace_66 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_61 does not hold.
Invariant property smplace_60 does not hold.
Invariant property smplace_59 does not hold.
Invariant property smplace_58 does not hold.
Invariant property smplace_57 does not hold.
Invariant property smplace_53 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_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.
Invariant property smplace_35 does not hold.
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_30 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_21 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_18 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.
SDD proceeding with computation,22 properties remain. new max is 512
SDD size :5.17809e+38 after 6.2991e+42
At refinement iteration 5 (INCLUDED_ONLY) 0/663 variables, 0/60 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 17/680 variables, 1/61 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/680 variables, 0/61 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 181/861 variables, 47/108 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/861 variables, 0/108 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 10 (OVERLAPS) 61/922 variables, 10/118 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/922 variables, 0/118 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 12 (OVERLAPS) 2/924 variables, 2/120 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/924 variables, 0/120 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 14 (OVERLAPS) 31/955 variables, 9/129 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/955 variables, 0/129 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 47/1002 variables, 6/135 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1002 variables, 0/135 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 18 (OVERLAPS) 2/1004 variables, 2/137 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1004 variables, 0/137 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 20 (OVERLAPS) 52/1056 variables, 9/146 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1056 variables, 0/146 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 22 (OVERLAPS) 12/1068 variables, 3/149 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1068 variables, 0/149 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 24 (OVERLAPS) 48/1116 variables, 4/153 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1116 variables, 0/153 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 26 (OVERLAPS) 48/1164 variables, 7/160 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1164 variables, 0/160 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 28 (OVERLAPS) 1/1165 variables, 1/161 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1165 variables, 0/161 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 30 (OVERLAPS) 33/1198 variables, 7/168 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1198 variables, 0/168 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 32 (OVERLAPS) 97/1295 variables, 10/178 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1295 variables, 0/178 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 34 (OVERLAPS) 3/1298 variables, 2/180 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1298 variables, 0/180 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 36 (OVERLAPS) 1/1299 variables, 1/181 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1299 variables, 0/181 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 38 (OVERLAPS) 23/1322 variables, 15/196 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1322 variables, 0/196 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 40 (OVERLAPS) 1941/3263 variables, 1322/1518 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/3263 variables, 0/1518 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 42 (OVERLAPS) 0/3263 variables, 0/1518 constraints. Problems are: Problem set: 538 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3263/3263 variables, and 1518 constraints, problems are : Problem set: 538 solved, 22 unsolved in 61494 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, Generalized P Invariants (flows): 130/130 constraints, State Equation: 1322/1322 constraints, PredecessorRefiner: 560/560 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 538 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 119/141 variables, 6/6 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/141 variables, 0/6 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 135/276 variables, 8/14 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/276 variables, 0/14 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 64/340 variables, 6/20 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/340 variables, 0/20 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 15/355 variables, 4/24 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/24 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 428/783 variables, 54/78 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/783 variables, 2/80 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/783 variables, 0/80 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 12 (OVERLAPS) 79/862 variables, 18/98 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/862 variables, 1/99 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/862 variables, 0/99 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 2/864 variables, 2/101 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/864 variables, 0/101 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 17 (OVERLAPS) 91/955 variables, 31/132 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/955 variables, 0/132 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 19 (OVERLAPS) 47/1002 variables, 6/138 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1002 variables, 0/138 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 21 (OVERLAPS) 2/1004 variables, 2/140 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1004 variables, 0/140 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 23 (OVERLAPS) 52/1056 variables, 9/149 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1056 variables, 0/149 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 25 (OVERLAPS) 12/1068 variables, 3/152 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1068 variables, 0/152 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 27 (OVERLAPS) 48/1116 variables, 4/156 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1116 variables, 0/156 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 29 (OVERLAPS) 48/1164 variables, 7/163 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1164 variables, 0/163 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 31 (OVERLAPS) 1/1165 variables, 1/164 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1165 variables, 0/164 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 33 (OVERLAPS) 33/1198 variables, 7/171 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1198 variables, 0/171 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 35 (OVERLAPS) 97/1295 variables, 10/181 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1295 variables, 0/181 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 37 (OVERLAPS) 3/1298 variables, 2/183 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1298 variables, 0/183 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 39 (OVERLAPS) 1/1299 variables, 1/184 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1299 variables, 0/184 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 41 (OVERLAPS) 23/1322 variables, 15/199 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1322 variables, 0/199 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 43 (OVERLAPS) 1941/3263 variables, 1322/1521 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/3263 variables, 22/1543 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/3263 variables, 5/1548 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/3263 variables, 0/1548 constraints. Problems are: Problem set: 538 solved, 22 unsolved
At refinement iteration 47 (OVERLAPS) 0/3263 variables, 0/1548 constraints. Problems are: Problem set: 538 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3263/3263 variables, and 1548 constraints, problems are : Problem set: 538 solved, 22 unsolved in 51107 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, Generalized P Invariants (flows): 130/130 constraints, State Equation: 1322/1322 constraints, PredecessorRefiner: 22/560 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 112764ms problems are : Problem set: 538 solved, 22 unsolved
Fused 22 Parikh solutions to 16 different solutions.
Parikh walk visited 0 properties in 13703 ms.
Support contains 22 out of 1322 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1322/1322 places, 1941/1941 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 99 transitions
Trivial Post-agglo rules discarded 99 transitions
Performed 99 trivial Post agglomeration. Transition count delta: 99
Iterating post reduction 0 with 99 rules applied. Total rules applied 99 place count 1322 transition count 1842
Reduce places removed 99 places and 0 transitions.
Iterating post reduction 1 with 99 rules applied. Total rules applied 198 place count 1223 transition count 1842
Performed 143 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 143 Pre rules applied. Total rules applied 198 place count 1223 transition count 1699
Deduced a syphon composed of 143 places in 2 ms
Ensure Unique test removed 18 places
Reduce places removed 161 places and 0 transitions.
Iterating global reduction 2 with 304 rules applied. Total rules applied 502 place count 1062 transition count 1699
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 2 with 15 rules applied. Total rules applied 517 place count 1061 transition count 1685
Reduce places removed 14 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 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 16 rules applied. Total rules applied 533 place count 1046 transition count 1684
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 534 place count 1045 transition count 1684
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 4 Pre rules applied. Total rules applied 534 place count 1045 transition count 1680
Deduced a syphon composed of 4 places in 3 ms
Ensure Unique test removed 4 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 546 place count 1037 transition count 1680
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 4 Pre rules applied. Total rules applied 546 place count 1037 transition count 1676
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 554 place count 1033 transition count 1676
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 565 place count 1022 transition count 1665
Iterating global reduction 5 with 11 rules applied. Total rules applied 576 place count 1022 transition count 1665
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 578 place count 1020 transition count 1653
Iterating global reduction 5 with 2 rules applied. Total rules applied 580 place count 1020 transition count 1653
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 580 place count 1020 transition count 1651
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 584 place count 1018 transition count 1651
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 5 with 73 rules applied. Total rules applied 657 place count 978 transition count 1618
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 5 with 3 rules applied. Total rules applied 660 place count 978 transition count 1615
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 663 place count 975 transition count 1615
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 10 Pre rules applied. Total rules applied 663 place count 975 transition count 1605
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 7 with 20 rules applied. Total rules applied 683 place count 965 transition count 1605
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 7 with 4 rules applied. Total rules applied 687 place count 961 transition count 1605
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 690 place count 958 transition count 1597
Ensure Unique test removed 1 places
Iterating global reduction 8 with 4 rules applied. Total rules applied 694 place count 957 transition count 1597
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 8 with 1 rules applied. Total rules applied 695 place count 956 transition count 1597
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 697 place count 954 transition count 1595
Iterating global reduction 9 with 2 rules applied. Total rules applied 699 place count 954 transition count 1595
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
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 9 with 3 rules applied. Total rules applied 702 place count 954 transition count 1592
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 703 place count 953 transition count 1592
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 11 with 18 rules applied. Total rules applied 721 place count 944 transition count 1583
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 726 place count 939 transition count 1578
Iterating global reduction 11 with 5 rules applied. Total rules applied 731 place count 939 transition count 1578
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 732 place count 938 transition count 1577
Iterating global reduction 11 with 1 rules applied. Total rules applied 733 place count 938 transition count 1577
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 734 place count 938 transition count 1576
Free-agglomeration rule applied 4 times.
Iterating global reduction 12 with 4 rules applied. Total rules applied 738 place count 938 transition count 1572
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 742 place count 934 transition count 1572
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 13 with 1 rules applied. Total rules applied 743 place count 934 transition count 1571
Reduce places removed 1 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 13 with 2 rules applied. Total rules applied 745 place count 932 transition count 1571
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 1 Pre rules applied. Total rules applied 745 place count 932 transition count 1570
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 747 place count 931 transition count 1570
Applied a total of 747 rules in 353 ms. Remains 931 /1322 variables (removed 391) and now considering 1570/1941 (removed 371) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 353 ms. Remains : 931/1322 places, 1570/1941 transitions.
RANDOM walk for 4000000 steps (45372 resets) in 33597 ms. (119 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (747 resets) in 1186 ms. (336 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (747 resets) in 1470 ms. (271 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (735 resets) in 1079 ms. (370 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (735 resets) in 1119 ms. (357 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (747 resets) in 961 ms. (415 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (731 resets) in 983 ms. (406 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (739 resets) in 1061 ms. (376 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (751 resets) in 1005 ms. (397 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (744 resets) in 1089 ms. (366 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (738 resets) in 1160 ms. (344 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (764 resets) in 962 ms. (415 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (743 resets) in 1103 ms. (362 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (745 resets) in 918 ms. (435 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (746 resets) in 1029 ms. (388 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (730 resets) in 918 ms. (435 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (750 resets) in 960 ms. (416 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (750 resets) in 968 ms. (412 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (758 resets) in 925 ms. (431 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (738 resets) in 975 ms. (409 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (746 resets) in 911 ms. (438 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (741 resets) in 1045 ms. (382 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (748 resets) in 925 ms. (431 steps per ms) remains 22/22 properties
Interrupted probabilistic random walk after 4553710 steps, run timeout after 51001 ms. (steps per millisecond=89 ) properties seen :0 out of 22
Probabilistic random walk after 4553710 steps, saw 897784 distinct states, run finished after 51006 ms. (steps per millisecond=89 ) 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-10284565819296889270.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2131725013330695822.kers'
[2026-05-24 20:47:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10284565819296889270.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2131725013330695822.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 1 ms.
// Phase 1: matrix 1570 rows 914 cols 6107 entries
Finished phase 1 with 235 SingleSign rule and 538 generalized
[2026-05-24 20:47:49] [INFO ] Computed 158 invariants in 12 ms
Computed 158 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-2131725013330695822.kers
Total runtime 14 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 85/107 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 108/215 variables, 13/20 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/215 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 18/233 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 229/462 variables, 38/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/462 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 104/566 variables, 21/81 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 13/579 variables, 5/86 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 78/657 variables, 18/104 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/657 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 14/671 variables, 4/108 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/671 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (OVERLAPS) 1/672 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/672 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 19 (OVERLAPS) 22/694 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/694 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 21 (OVERLAPS) 47/741 variables, 5/118 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/741 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 23 (OVERLAPS) 5/746 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/746 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 25 (OVERLAPS) 17/763 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/763 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 27 (OVERLAPS) 43/806 variables, 8/129 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/806 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 29 (OVERLAPS) 98/904 variables, 11/140 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/904 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 31 (OVERLAPS) 3/907 variables, 2/142 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/907 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 33 (OVERLAPS) 1/908 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/908 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 35 (OVERLAPS) 23/931 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/931 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 37 (OVERLAPS) 1570/2501 variables, 931/1089 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/2501 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 39 (OVERLAPS) 0/2501 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2501/2501 variables, and 1089 constraints, problems are : Problem set: 0 solved, 22 unsolved in 11478 ms.
Refiners :[Positive P Invariants (semi-flows): 64/64 constraints, Generalized P Invariants (flows): 94/94 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 85/107 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 108/215 variables, 13/20 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/215 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 18/233 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 229/462 variables, 38/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/462 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 104/566 variables, 21/81 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 13/579 variables, 5/86 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/579 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 78/657 variables, 18/104 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/657 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 14/671 variables, 4/108 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/671 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (OVERLAPS) 1/672 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/672 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 19 (OVERLAPS) 22/694 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/694 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 21 (OVERLAPS) 47/741 variables, 5/118 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/741 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 23 (OVERLAPS) 5/746 variables, 2/120 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/746 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 25 (OVERLAPS) 17/763 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/763 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 27 (OVERLAPS) 43/806 variables, 8/129 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/806 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 29 (OVERLAPS) 98/904 variables, 11/140 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/904 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 31 (OVERLAPS) 3/907 variables, 2/142 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/907 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 33 (OVERLAPS) 1/908 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/908 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 35 (OVERLAPS) 23/931 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/931 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 37 (OVERLAPS) 1570/2501 variables, 931/1089 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/2501 variables, 22/1111 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/2501 variables, 0/1111 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 40 (OVERLAPS) 0/2501 variables, 0/1111 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2501/2501 variables, and 1111 constraints, problems are : Problem set: 0 solved, 22 unsolved in 21905 ms.
Refiners :[Positive P Invariants (semi-flows): 64/64 constraints, Generalized P Invariants (flows): 94/94 constraints, State Equation: 931/931 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33424ms problems are : Problem set: 0 solved, 22 unsolved
Fused 22 Parikh solutions to 17 different solutions.
Parikh walk visited 0 properties in 9024 ms.
Support contains 22 out of 931 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 931/931 places, 1570/1570 transitions.
Applied a total of 0 rules in 26 ms. Remains 931 /931 variables (removed 0) and now considering 1570/1570 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 931/931 places, 1570/1570 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 931/931 places, 1570/1570 transitions.
Applied a total of 0 rules in 26 ms. Remains 931 /931 variables (removed 0) and now considering 1570/1570 (removed 0) transitions.
[2026-05-24 20:48:31] [INFO ] Invariant cache hit.
[2026-05-24 20:48:32] [INFO ] Implicit Places using invariants in 814 ms returned [0, 18, 19, 31, 49, 67, 138, 158, 159, 160, 178, 196, 267, 271, 272, 283, 284, 285, 303, 321, 342, 395, 396, 407, 408, 409, 427, 445, 466, 519, 520, 531, 532, 534, 551, 569, 589, 638, 639, 650, 651, 653, 670, 688, 757, 761, 762, 765, 776, 777, 778, 796, 798, 802, 820, 821, 822, 823, 835, 841, 847, 853, 859, 865, 871, 877, 883, 889, 895]
[2026-05-24 20:48:32] [INFO ] Actually due to overlaps returned [796, 778, 49, 178, 303, 427, 551, 670, 802, 31, 160, 534, 653, 159, 284, 285, 407, 409, 532, 651, 776, 820, 158, 283, 408, 531, 650, 777, 798, 821, 0, 19, 271, 272, 395, 396, 519, 520, 638, 639, 761, 762, 67, 196, 688, 822, 865, 883, 895, 18, 321, 342, 445, 466, 569, 589, 765, 823, 835, 841, 847, 853, 859, 871, 877, 889]
Discarding 66 places :
Implicit Place search using SMT only with invariants took 824 ms to find 66 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 865/931 places, 1570/1570 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 121 transitions
Trivial Post-agglo rules discarded 121 transitions
Performed 121 trivial Post agglomeration. Transition count delta: 121
Iterating post reduction 0 with 124 rules applied. Total rules applied 124 place count 862 transition count 1449
Reduce places removed 121 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 250 place count 741 transition count 1444
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 250 place count 741 transition count 1413
Deduced a syphon composed of 31 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 63 rules applied. Total rules applied 313 place count 709 transition count 1413
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 325 place count 705 transition count 1405
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 333 place count 697 transition count 1405
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 348 place count 682 transition count 1390
Iterating global reduction 4 with 15 rules applied. Total rules applied 363 place count 682 transition count 1390
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 366 place count 682 transition count 1387
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 366 place count 682 transition count 1386
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 368 place count 681 transition count 1386
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 371 place count 678 transition count 1380
Iterating global reduction 5 with 3 rules applied. Total rules applied 374 place count 678 transition count 1380
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 375 place count 677 transition count 1379
Iterating global reduction 5 with 1 rules applied. Total rules applied 376 place count 677 transition count 1379
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 377 place count 676 transition count 1377
Iterating global reduction 5 with 1 rules applied. Total rules applied 378 place count 676 transition count 1377
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 5 with 96 rules applied. Total rules applied 474 place count 628 transition count 1329
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 475 place count 628 transition count 1328
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 478 place count 625 transition count 1325
Iterating global reduction 6 with 3 rules applied. Total rules applied 481 place count 625 transition count 1325
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 484 place count 625 transition count 1322
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 488 place count 623 transition count 1323
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 7 with 16 rules applied. Total rules applied 504 place count 623 transition count 1307
Ensure Unique test removed 1 places
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 7 with 17 rules applied. Total rules applied 521 place count 606 transition count 1307
Partial Free-agglomeration rule applied 15 times.
Drop transitions (Partial Free agglomeration) removed 15 transitions
Iterating global reduction 8 with 15 rules applied. Total rules applied 536 place count 606 transition count 1307
Applied a total of 536 rules in 244 ms. Remains 606 /865 variables (removed 259) and now considering 1307/1570 (removed 263) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8210357098736851598.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18371732284106276745.kers'
[2026-05-24 20:48:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8210357098736851598.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18371732284106276745.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1307 rows 606 cols 5348 entries
Finished phase 1 with 196 SingleSign rule and 327 generalized
[2026-05-24 20:48:32] [INFO ] Computed 83 invariants in 9 ms
Computed 83 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18371732284106276745.kers
Total runtime 10 ms.
[2026-05-24 20:48:33] [INFO ] Implicit Places using invariants in 483 ms returned [75, 92, 98, 101, 103, 114, 115, 169, 186, 192, 195, 197, 202, 203, 274, 280, 283, 285, 290, 291, 362, 368, 371, 373, 378, 379, 445, 451, 454, 456, 461, 462, 514, 531, 537, 540, 542]
[2026-05-24 20:48:33] [INFO ] Actually due to overlaps returned [114, 202, 290, 378, 461, 203, 291, 379, 462, 115, 92, 98, 103, 186, 192, 197, 280, 285, 368, 373, 445, 451, 456, 531, 537, 542, 75, 169, 274, 362, 514]
Discarding 31 places :
Implicit Place search using SMT only with invariants took 489 ms to find 31 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 575/931 places, 1307/1570 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 554 transition count 1286
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 554 transition count 1286
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 46 place count 550 transition count 1282
Iterating global reduction 0 with 4 rules applied. Total rules applied 50 place count 550 transition count 1282
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 70 place count 540 transition count 1272
Free-agglomeration rule applied 18 times.
Iterating global reduction 0 with 18 rules applied. Total rules applied 88 place count 540 transition count 1254
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 106 place count 522 transition count 1254
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 109 place count 522 transition count 1251
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 112 place count 519 transition count 1251
Applied a total of 112 rules in 94 ms. Remains 519 /575 variables (removed 56) and now considering 1251/1307 (removed 56) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1105163157077777834.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2031452002693505601.kers'
[2026-05-24 20:48:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1105163157077777834.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2031452002693505601.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1251 rows 519 cols 5070 entries
Finished phase 1 with 155 SingleSign rule and 312 generalized
[2026-05-24 20:48:33] [INFO ] Computed 52 invariants in 17 ms
Computed 52 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-2031452002693505601.kers
Total runtime 19 ms.
[2026-05-24 20:48:33] [INFO ] Implicit Places using invariants in 367 ms returned []
[2026-05-24 20:48:33] [INFO ] Invariant cache hit.
[2026-05-24 20:48:34] [INFO ] Implicit Places using invariants and state equation in 1097 ms returned []
Implicit Place search using SMT with State Equation took 1476 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 519/931 places, 1251/1570 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3155 ms. Remains : 519/931 places, 1251/1570 transitions.
RANDOM walk for 4000000 steps (71491 resets) in 28438 ms. (140 steps per ms) remains 16/22 properties
BEST_FIRST walk for 400003 steps (1511 resets) in 792 ms. (504 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1513 resets) in 703 ms. (568 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1498 resets) in 772 ms. (517 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1531 resets) in 678 ms. (589 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1522 resets) in 742 ms. (538 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1508 resets) in 742 ms. (538 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1523 resets) in 767 ms. (520 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400001 steps (1514 resets) in 731 ms. (546 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1527 resets) in 824 ms. (484 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1504 resets) in 688 ms. (580 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1499 resets) in 758 ms. (527 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1536 resets) in 736 ms. (542 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1513 resets) in 704 ms. (567 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1556 resets) in 816 ms. (489 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400001 steps (1513 resets) in 778 ms. (513 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1523 resets) in 849 ms. (470 steps per ms) remains 16/16 properties
[2026-05-24 20:48:46] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 93/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/170 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/194 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/254 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/256 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/256 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 185/441 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/470 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/470 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 49/519 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/519 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1251/1770 variables, 519/571 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1770 variables, 0/571 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (OVERLAPS) 0/1770 variables, 0/571 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1770/1770 variables, and 571 constraints, problems are : Problem set: 0 solved, 16 unsolved in 2446 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 519/519 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 93/109 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/170 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/194 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/254 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/256 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/256 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 185/441 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/470 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/470 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 49/519 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/519 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1251/1770 variables, 519/571 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1770 variables, 16/587 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1770 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 20 (OVERLAPS) 0/1770 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1770/1770 variables, and 587 constraints, problems are : Problem set: 0 solved, 16 unsolved in 6519 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 519/519 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8975ms problems are : Problem set: 0 solved, 16 unsolved
Fused 16 Parikh solutions to 10 different solutions.
Parikh walk visited 0 properties in 3111 ms.
Support contains 16 out of 519 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 519/519 places, 1251/1251 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 519 transition count 1245
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 513 transition count 1245
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 14 place count 511 transition count 1243
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 511 transition count 1243
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 18 place count 509 transition count 1241
Iterating global reduction 2 with 2 rules applied. Total rules applied 20 place count 509 transition count 1241
Applied a total of 20 rules in 36 ms. Remains 509 /519 variables (removed 10) and now considering 1241/1251 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 509/519 places, 1241/1251 transitions.
RANDOM walk for 4000000 steps (71220 resets) in 25643 ms. (155 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1512 resets) in 845 ms. (472 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1529 resets) in 873 ms. (457 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1506 resets) in 704 ms. (567 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1520 resets) in 822 ms. (486 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1510 resets) in 794 ms. (503 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1546 resets) in 844 ms. (473 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1505 resets) in 736 ms. (542 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (1507 resets) in 743 ms. (537 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1497 resets) in 753 ms. (530 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1506 resets) in 750 ms. (532 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1531 resets) in 657 ms. (607 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1484 resets) in 761 ms. (524 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1494 resets) in 765 ms. (522 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1507 resets) in 734 ms. (544 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1492 resets) in 726 ms. (550 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1506 resets) in 725 ms. (550 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 2446063 steps, run timeout after 33001 ms. (steps per millisecond=74 ) properties seen :0 out of 16
Probabilistic random walk after 2446063 steps, saw 1078020 distinct states, run finished after 33001 ms. (steps per millisecond=74 ) 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-16697697837958799353.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5974460969492801008.kers'
[2026-05-24 20:49:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16697697837958799353.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5974460969492801008.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:49:42] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5974460969492801008.kers
Total runtime 10 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 89/105 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/166 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/190 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/250 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/252 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/252 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 180/432 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 16 unsolved in 1911 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 89/105 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/166 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/190 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/250 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/252 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/252 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 180/432 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 16/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 20 (OVERLAPS) 0/1750 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 577 constraints, problems are : Problem set: 0 solved, 16 unsolved in 4650 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6589ms problems are : Problem set: 0 solved, 16 unsolved
Fused 16 Parikh solutions to 10 different solutions.
Parikh walk visited 0 properties in 3045 ms.
Support contains 16 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Applied a total of 0 rules in 15 ms. Remains 509 /509 variables (removed 0) and now considering 1241/1241 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 509/509 places, 1241/1241 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Applied a total of 0 rules in 14 ms. Remains 509 /509 variables (removed 0) and now considering 1241/1241 (removed 0) transitions.
[2026-05-24 20:49:52] [INFO ] Invariant cache hit.
[2026-05-24 20:49:52] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-24 20:49:52] [INFO ] Invariant cache hit.
[2026-05-24 20:49:54] [INFO ] Implicit Places using invariants and state equation in 1123 ms returned []
Implicit Place search using SMT with State Equation took 1526 ms to find 0 implicit places.
[2026-05-24 20:49:54] [INFO ] Redundant transitions in 100 ms returned []
Running 1208 sub problems to find dead transitions.
[2026-05-24 20:49:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/508 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1208 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/508 variables, 32/50 constraints. Problems are: Problem set: 0 solved, 1208 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 508/1750 variables, and 51 constraints, problems are : Problem set: 0 solved, 1208 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 18/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 0/509 constraints, PredecessorRefiner: 1208/1208 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1208 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/508 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1208 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/508 variables, 32/50 constraints. Problems are: Problem set: 0 solved, 1208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/508 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1208 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 508/1750 variables, and 51 constraints, problems are : Problem set: 0 solved, 1208 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 18/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 0/509 constraints, PredecessorRefiner: 0/1208 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60474ms problems are : Problem set: 0 solved, 1208 unsolved
Search for dead transitions found 0 dead transitions in 60480ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62147 ms. Remains : 509/509 places, 1241/1241 transitions.
RANDOM walk for 400000 steps (7225 resets) in 4105 ms. (97 steps per ms) remains 16/16 properties
Running SMT prover for 16 properties.
[2026-05-24 20:50:55] [INFO ] Invariant cache hit.
[2026-05-24 20:50:56] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2026-05-24 20:50:56] [INFO ] [Real]Absence check using 20 positive and 32 generalized place invariants in 10 ms returned sat
[2026-05-24 20:50:56] [INFO ] After 403ms SMT Verify possible using state equation in real domain returned unsat :0 sat :16
TRAPS : Iteration 0
[2026-05-24 20:50:58] [INFO ] After 2159ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :16
[2026-05-24 20:50:59] [INFO ] After 3047ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :16
RANDOM walk for 4000000 steps (71341 resets) in 32852 ms. (121 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (1515 resets) in 920 ms. (434 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1491 resets) in 750 ms. (532 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1497 resets) in 921 ms. (433 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1510 resets) in 831 ms. (480 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1524 resets) in 733 ms. (544 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (1523 resets) in 852 ms. (468 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1511 resets) in 744 ms. (536 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1517 resets) in 849 ms. (470 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1519 resets) in 721 ms. (554 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1536 resets) in 885 ms. (451 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1527 resets) in 697 ms. (573 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400002 steps (1504 resets) in 727 ms. (549 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1520 resets) in 666 ms. (599 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1535 resets) in 783 ms. (510 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400003 steps (1490 resets) in 720 ms. (554 steps per ms) remains 16/16 properties
BEST_FIRST walk for 400004 steps (1522 resets) in 667 ms. (598 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 3584107 steps, run timeout after 42001 ms. (steps per millisecond=85 ) properties seen :0 out of 16
Probabilistic random walk after 3584107 steps, saw 1345044 distinct states, run finished after 42001 ms. (steps per millisecond=85 ) properties seen :0
[2026-05-24 20:51:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 89/105 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/166 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/190 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/250 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/252 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/252 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 180/432 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 16 unsolved in 2468 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 89/105 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/105 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 61/166 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 24/190 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 60/250 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 2/252 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/252 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 180/432 variables, 23/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 16/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 20 (OVERLAPS) 0/1750 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 577 constraints, problems are : Problem set: 0 solved, 16 unsolved in 7839 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10316ms problems are : Problem set: 0 solved, 16 unsolved
Fused 16 Parikh solutions to 10 different solutions.
Parikh walk visited 0 properties in 4594 ms.
Support contains 16 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Applied a total of 0 rules in 16 ms. Remains 509 /509 variables (removed 0) and now considering 1241/1241 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 509/509 places, 1241/1241 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Applied a total of 0 rules in 14 ms. Remains 509 /509 variables (removed 0) and now considering 1241/1241 (removed 0) transitions.
[2026-05-24 20:52:10] [INFO ] Invariant cache hit.
[2026-05-24 20:52:10] [INFO ] Implicit Places using invariants in 409 ms returned []
[2026-05-24 20:52:10] [INFO ] Invariant cache hit.
[2026-05-24 20:52:11] [INFO ] Implicit Places using invariants and state equation in 1293 ms returned []
Implicit Place search using SMT with State Equation took 1706 ms to find 0 implicit places.
[2026-05-24 20:52:11] [INFO ] Redundant transitions in 15 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1742 ms. Remains : 509/509 places, 1241/1241 transitions.
RANDOM walk for 400000 steps (7220 resets) in 2559 ms. (156 steps per ms) remains 16/16 properties
Running SMT prover for 16 properties.
[2026-05-24 20:52:12] [INFO ] Invariant cache hit.
[2026-05-24 20:52:12] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2026-05-24 20:52:12] [INFO ] [Real]Absence check using 20 positive and 32 generalized place invariants in 13 ms returned sat
[2026-05-24 20:52:13] [INFO ] After 376ms SMT Verify possible using state equation in real domain returned unsat :0 sat :16
TRAPS : Iteration 0
[2026-05-24 20:52:14] [INFO ] After 2195ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :16
[2026-05-24 20:52:15] [INFO ] After 2304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :16
RANDOM walk for 40000 steps (691 resets) in 182 ms. (218 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (156 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 487007 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 487007 steps, saw 344366 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) properties seen :0
[2026-05-24 20:52:18] [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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/13 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 17/30 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/13 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 17/30 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 926 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1452ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 63 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 509 transition count 1230
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 22 place count 498 transition count 1229
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 24 place count 497 transition count 1229
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 495 transition count 1227
Applied a total of 28 rules in 33 ms. Remains 495 /509 variables (removed 14) and now considering 1227/1241 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 495/509 places, 1227/1241 transitions.
RANDOM walk for 40000 steps (689 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (150 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 488311 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 488311 steps, saw 340032 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) 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-5913841020011312230.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17947479080943402857.kers'
[2026-05-24 20:52:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5913841020011312230.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17947479080943402857.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1227 rows 495 cols 5016 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:52:22] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17947479080943402857.kers
Total runtime 25 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/24 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 16/24 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1722 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 782 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1350ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 119 ms.
Support contains 1 out of 495 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 495/495 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 15 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:52:24] [INFO ] Invariant cache hit.
[2026-05-24 20:52:24] [INFO ] Implicit Places using invariants in 452 ms returned [87]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 456 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 494/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 27 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 498 ms. Remains : 494/495 places, 1227/1227 transitions.
RANDOM walk for 40000 steps (701 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (139 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 512528 steps, run timeout after 3001 ms. (steps per millisecond=170 ) properties seen :0 out of 1
Probabilistic random walk after 512528 steps, saw 362380 distinct states, run finished after 3001 ms. (steps per millisecond=170 ) 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-11461418459367501419.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10808024179099553601.kers'
[2026-05-24 20:52:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11461418459367501419.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10808024179099553601.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1227 rows 494 cols 5014 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:52:27] [INFO ] Computed 51 invariants in 26 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-10808024179099553601.kers
Total runtime 29 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1721/1721 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 649 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1721/1721 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 747 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1453ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 78 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 15 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 494/494 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 15 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:52:29] [INFO ] Invariant cache hit.
[2026-05-24 20:52:29] [INFO ] Implicit Places using invariants in 364 ms returned []
[2026-05-24 20:52:29] [INFO ] Invariant cache hit.
[2026-05-24 20:52:30] [INFO ] Implicit Places using invariants and state equation in 1243 ms returned []
Implicit Place search using SMT with State Equation took 1613 ms to find 0 implicit places.
[2026-05-24 20:52:31] [INFO ] Redundant transitions in 76 ms returned []
Running 1194 sub problems to find dead transitions.
[2026-05-24 20:52:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/493 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/493 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 493/1721 variables, and 49 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/494 constraints, PredecessorRefiner: 1194/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/493 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/493 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 493/1721 variables, and 49 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/494 constraints, PredecessorRefiner: 0/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60558ms problems are : Problem set: 0 solved, 1194 unsolved
Search for dead transitions found 0 dead transitions in 60563ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62292 ms. Remains : 494/494 places, 1227/1227 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:53:31] [INFO ] Invariant cache hit.
[2026-05-24 20:53:31] [INFO ] After 95ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:53:31] [INFO ] [Nat]Absence check using 21 positive place invariants in 9 ms returned sat
[2026-05-24 20:53:31] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 13 ms returned sat
[2026-05-24 20:53:32] [INFO ] After 528ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:53:32] [INFO ] After 617ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:53:32] [INFO ] After 850ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 970 ms.
RANDOM walk for 40000 steps (695 resets) in 288 ms. (138 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (158 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 456350 steps, run timeout after 3001 ms. (steps per millisecond=152 ) properties seen :0 out of 1
Probabilistic random walk after 456350 steps, saw 322552 distinct states, run finished after 3013 ms. (steps per millisecond=151 ) 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-9090139713250050338.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1026882637585354203.kers'
[2026-05-24 20:53:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9090139713250050338.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1026882637585354203.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:53:35] [INFO ] Computed 52 invariants in 24 ms
Computed 52 P flows in 25 ms.
Exported basis to /tmp/petrispot-output-1026882637585354203.kers
Total runtime 26 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/150 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/150 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/176 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/176 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/236 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 754 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/150 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/150 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/176 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/176 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/236 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1277 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2072ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 176 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 499 transition count 1230
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 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
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 30 place count 494 transition count 1226
Applied a total of 30 rules in 35 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (715 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (153 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 476553 steps, run timeout after 3001 ms. (steps per millisecond=158 ) properties seen :0 out of 1
Probabilistic random walk after 476553 steps, saw 260066 distinct states, run finished after 3001 ms. (steps per millisecond=158 ) 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-4688914114647021097.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7027006247173724613.kers'
[2026-05-24 20:53:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4688914114647021097.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7027006247173724613.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 20:53:41] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7027006247173724613.kers
Total runtime 11 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/148 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/174 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/234 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 678 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/148 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/174 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/234 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 857 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1559ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 145 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:53:42] [INFO ] Invariant cache hit.
[2026-05-24 20:53:43] [INFO ] Implicit Places using invariants in 481 ms returned [87]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 496 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 528 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (698 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (148 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 497415 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 497415 steps, saw 351734 distinct states, run finished after 3014 ms. (steps per millisecond=165 ) 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-3336531418642274534.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5230459451754779338.kers'
[2026-05-24 20:53:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3336531418642274534.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5230459451754779338.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 143 SingleSign rule and 299 generalized
[2026-05-24 20:53:46] [INFO ] Computed 51 invariants in 8 ms
Computed 51 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5230459451754779338.kers
Total runtime 10 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/73 variables, 3/5 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) 28/101 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 174/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 516 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/73 variables, 3/5 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) 28/101 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 174/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1351 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1920ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 455 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:53:48] [INFO ] Invariant cache hit.
[2026-05-24 20:53:49] [INFO ] Implicit Places using invariants in 419 ms returned []
[2026-05-24 20:53:49] [INFO ] Invariant cache hit.
[2026-05-24 20:53:51] [INFO ] Implicit Places using invariants and state equation in 1779 ms returned []
Implicit Place search using SMT with State Equation took 2216 ms to find 0 implicit places.
[2026-05-24 20:53:51] [INFO ] Redundant transitions in 21 ms returned []
Running 1193 sub problems to find dead transitions.
[2026-05-24 20:53:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
Detected timeout of ITS tools.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 492/1719 variables, and 49 constraints, problems are : Problem set: 0 solved, 1193 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 1193/1193 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1193 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 492/1719 variables, and 49 constraints, problems are : Problem set: 0 solved, 1193 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 0/1193 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60394ms problems are : Problem set: 0 solved, 1193 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62657 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 18 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:54:51] [INFO ] Invariant cache hit.
[2026-05-24 20:54:51] [INFO ] After 129ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:54:51] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 20:54:51] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 21 ms returned sat
[2026-05-24 20:54:52] [INFO ] After 408ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:54:52] [INFO ] After 517ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:54:52] [INFO ] After 733ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 895 ms.
RANDOM walk for 40000 steps (682 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (161 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 491034 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 1
Probabilistic random walk after 491034 steps, saw 347200 distinct states, run finished after 3002 ms. (steps per millisecond=163 ) 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-1323211451540756222.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11131554363927130406.kers'
[2026-05-24 20:54:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1323211451540756222.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11131554363927130406.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:54:55] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-11131554363927130406.kers
Total runtime 29 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/150 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/150 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/176 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/176 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/236 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 430 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/150 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/150 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/176 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/176 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/236 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 750 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1226ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 163 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
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 30 place count 494 transition count 1226
Applied a total of 30 rules in 31 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (696 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (156 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 507786 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 507786 steps, saw 268262 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) 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-631490358320792810.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1385779459202620244.kers'
[2026-05-24 20:55:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-631490358320792810.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1385779459202620244.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 20:55:00] [INFO ] Computed 52 invariants in 31 ms
Computed 52 P flows in 32 ms.
Exported basis to /tmp/petrispot-output-1385779459202620244.kers
Total runtime 36 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/148 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/174 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/234 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 702 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 26/71 variables, 2/4 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) 24/95 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/95 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/148 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/174 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/234 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 830 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1582ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 152 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:55:01] [INFO ] Invariant cache hit.
[2026-05-24 20:55:02] [INFO ] Implicit Places using invariants in 488 ms returned [87]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 491 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 26 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 532 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (727 resets) in 154 ms. (258 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (159 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 511639 steps, run timeout after 3001 ms. (steps per millisecond=170 ) properties seen :0 out of 1
Probabilistic random walk after 511639 steps, saw 361743 distinct states, run finished after 3001 ms. (steps per millisecond=170 ) 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-5657974784454370547.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7755528277769572061.kers'
[2026-05-24 20:55:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5657974784454370547.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7755528277769572061.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 143 SingleSign rule and 299 generalized
[2026-05-24 20:55:05] [INFO ] Computed 51 invariants in 28 ms
Computed 51 P flows in 29 ms.
Exported basis to /tmp/petrispot-output-7755528277769572061.kers
Total runtime 35 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/73 variables, 3/5 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) 28/101 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 174/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 28/73 variables, 3/5 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) 28/101 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 174/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 962 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1591ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 453 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 17 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:55:07] [INFO ] Invariant cache hit.
[2026-05-24 20:55:07] [INFO ] Implicit Places using invariants in 432 ms returned []
[2026-05-24 20:55:07] [INFO ] Invariant cache hit.
[2026-05-24 20:55:09] [INFO ] Implicit Places using invariants and state equation in 1249 ms returned []
Implicit Place search using SMT with State Equation took 1689 ms to find 0 implicit places.
[2026-05-24 20:55:09] [INFO ] Redundant transitions in 27 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1741 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 25 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:55:09] [INFO ] Invariant cache hit.
[2026-05-24 20:55:09] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:55:09] [INFO ] [Nat]Absence check using 21 positive place invariants in 7 ms returned sat
[2026-05-24 20:55:09] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 32 ms returned sat
[2026-05-24 20:55:09] [INFO ] After 534ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:55:10] [INFO ] After 618ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:55:10] [INFO ] After 807ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 930 ms.
RANDOM walk for 40000 steps (679 resets) in 150 ms. (264 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (148 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 489407 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 1
Probabilistic random walk after 489407 steps, saw 346041 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) 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-15078600701596926074.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1596738539660360665.kers'
[2026-05-24 20:55:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15078600701596926074.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1596738539660360665.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:55:13] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-1596738539660360665.kers
Total runtime 31 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 24/126 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/126 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 55/181 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 26/207 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/207 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 60/267 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/267 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/269 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/269 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 169/438 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 730 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 24/126 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/126 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 55/181 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 26/207 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/207 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 60/267 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/267 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/269 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/269 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 169/438 variables, 21/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1130 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1936ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 72 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 509 transition count 1230
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 22 place count 498 transition count 1229
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 24 place count 497 transition count 1229
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 495 transition count 1227
Applied a total of 28 rules in 30 ms. Remains 495 /509 variables (removed 14) and now considering 1227/1241 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 495/509 places, 1227/1241 transitions.
RANDOM walk for 40000 steps (682 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (152 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500816 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500816 steps, saw 354097 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-3101950107072399977.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7687248574246775497.kers'
[2026-05-24 20:55:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3101950107072399977.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7687248574246775497.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1227 rows 495 cols 5016 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:55:18] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7687248574246775497.kers
Total runtime 9 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 769 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 762 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1548ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 72 ms.
Support contains 1 out of 495 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 495/495 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:55:19] [INFO ] Invariant cache hit.
[2026-05-24 20:55:20] [INFO ] Implicit Places using invariants in 487 ms returned []
[2026-05-24 20:55:20] [INFO ] Invariant cache hit.
[2026-05-24 20:55:21] [INFO ] Implicit Places using invariants and state equation in 1120 ms returned []
Implicit Place search using SMT with State Equation took 1610 ms to find 0 implicit places.
[2026-05-24 20:55:21] [INFO ] Redundant transitions in 80 ms returned []
Running 1194 sub problems to find dead transitions.
[2026-05-24 20:55:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/494 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/494 variables, 32/50 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 494/1722 variables, and 50 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 18/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 0/495 constraints, PredecessorRefiner: 1194/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/494 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/494 variables, 32/50 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 494/1722 variables, and 50 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 18/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 0/495 constraints, PredecessorRefiner: 0/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60352ms problems are : Problem set: 0 solved, 1194 unsolved
Search for dead transitions found 0 dead transitions in 60354ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62065 ms. Remains : 495/495 places, 1227/1227 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 19 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:56:22] [INFO ] Invariant cache hit.
[2026-05-24 20:56:22] [INFO ] After 112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:56:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-24 20:56:22] [INFO ] [Nat]Absence check using 20 positive and 32 generalized place invariants in 11 ms returned sat
[2026-05-24 20:56:22] [INFO ] After 436ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:56:22] [INFO ] After 537ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:56:22] [INFO ] After 743ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 886 ms.
RANDOM walk for 40000 steps (724 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (145 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 492219 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 492219 steps, saw 348009 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) 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-1607588157984241736.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17385850144794806651.kers'
[2026-05-24 20:56:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1607588157984241736.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17385850144794806651.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:56:26] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-17385850144794806651.kers
Total runtime 30 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 917 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 943 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1912ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 64 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 499 transition count 1230
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 22 place count 498 transition count 1230
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 28 place count 495 transition count 1227
Applied a total of 28 rules in 30 ms. Remains 495 /509 variables (removed 14) and now considering 1227/1241 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 495/509 places, 1227/1241 transitions.
RANDOM walk for 40000 steps (711 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (149 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 504338 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 504338 steps, saw 356627 distinct states, run finished after 3001 ms. (steps per millisecond=168 ) 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-8299547879666088642.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8773088606116840221.kers'
[2026-05-24 20:56:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8299547879666088642.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8773088606116840221.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1227 rows 495 cols 5016 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:56:31] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-8773088606116840221.kers
Total runtime 31 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 858 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1469ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 128 ms.
Support contains 1 out of 495 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 17 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 495/495 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 16 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:56:32] [INFO ] Invariant cache hit.
[2026-05-24 20:56:33] [INFO ] Implicit Places using invariants in 803 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 805 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 494/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 19 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 841 ms. Remains : 494/495 places, 1227/1227 transitions.
RANDOM walk for 40000 steps (734 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (156 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 519436 steps, run timeout after 3001 ms. (steps per millisecond=173 ) properties seen :0 out of 1
Probabilistic random walk after 519436 steps, saw 367322 distinct states, run finished after 3001 ms. (steps per millisecond=173 ) 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-5942554184350040424.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-902363116538608285.kers'
[2026-05-24 20:56:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5942554184350040424.kers, --Pflows, --basisKERS=/tmp/petrispot-output-902363116538608285.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1227 rows 494 cols 5014 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:56:36] [INFO ] Computed 51 invariants in 26 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-902363116538608285.kers
Total runtime 29 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1721/1721 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 696 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1721/1721 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 736 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1471ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 76 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 17 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 494/494 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 16 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:56:38] [INFO ] Invariant cache hit.
[2026-05-24 20:56:38] [INFO ] Implicit Places using invariants in 424 ms returned []
[2026-05-24 20:56:38] [INFO ] Invariant cache hit.
[2026-05-24 20:56:39] [INFO ] Implicit Places using invariants and state equation in 1134 ms returned []
Implicit Place search using SMT with State Equation took 1561 ms to find 0 implicit places.
[2026-05-24 20:56:39] [INFO ] Redundant transitions in 18 ms returned []
Running 1194 sub problems to find dead transitions.
[2026-05-24 20:56:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/493 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/493 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 493/1721 variables, and 49 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/494 constraints, PredecessorRefiner: 1194/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1194 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/493 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/493 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1194 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 493/1721 variables, and 49 constraints, problems are : Problem set: 0 solved, 1194 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/494 constraints, PredecessorRefiner: 0/1194 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60354ms problems are : Problem set: 0 solved, 1194 unsolved
Search for dead transitions found 0 dead transitions in 60357ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61969 ms. Remains : 494/494 places, 1227/1227 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 31 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:57:40] [INFO ] Invariant cache hit.
[2026-05-24 20:57:40] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:57:40] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2026-05-24 20:57:40] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 20 ms returned sat
[2026-05-24 20:57:40] [INFO ] After 535ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:57:41] [INFO ] After 630ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:57:41] [INFO ] After 844ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 1028 ms.
RANDOM walk for 40000 steps (726 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (150 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 495232 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 495232 steps, saw 350200 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) 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-17697162365514483896.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6208103428724134626.kers'
[2026-05-24 20:57:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17697162365514483896.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6208103428724134626.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:57:44] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-6208103428724134626.kers
Total runtime 30 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 813 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1010 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1877ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 62 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 28 place count 495 transition count 1227
Applied a total of 28 rules in 28 ms. Remains 495 /509 variables (removed 14) and now considering 1227/1241 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 495/509 places, 1227/1241 transitions.
RANDOM walk for 40000 steps (771 resets) in 154 ms. (258 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (151 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 507382 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 507382 steps, saw 358786 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) 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-17783589804947797761.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8956433849169411388.kers'
[2026-05-24 20:57:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17783589804947797761.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8956433849169411388.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1227 rows 495 cols 5016 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:57:49] [INFO ] Computed 52 invariants in 8 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8956433849169411388.kers
Total runtime 12 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1722 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 655 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/24 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/68 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/94 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/94 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/118 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/171 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/171 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/197 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/197 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/257 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/257 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/259 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/259 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/424 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/424 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/452 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/452 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/495 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/495 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1722 variables, 495/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1722 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1722 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 707 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 495/495 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1383ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 97 ms.
Support contains 1 out of 495 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 495/495 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 495/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 495 /495 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:57:50] [INFO ] Invariant cache hit.
[2026-05-24 20:57:51] [INFO ] Implicit Places using invariants in 499 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 503 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 494/495 places, 1227/1227 transitions.
Applied a total of 0 rules in 31 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 548 ms. Remains : 494/495 places, 1227/1227 transitions.
RANDOM walk for 40000 steps (719 resets) in 199 ms. (200 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (157 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 507268 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 507268 steps, saw 358705 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) 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-17231569886601801005.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11614905403308316372.kers'
[2026-05-24 20:57:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17231569886601801005.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11614905403308316372.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1227 rows 494 cols 5014 entries
Finished phase 1 with 141 SingleSign rule and 302 generalized
[2026-05-24 20:57:54] [INFO ] Computed 51 invariants in 26 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-11614905403308316372.kers
Total runtime 30 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1721 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1721/1721 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 650 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 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) 6/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/20 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/51 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/77 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/101 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/101 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/154 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/180 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/240 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/240 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/242 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/417 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/417 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/446 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/446 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/494 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1227/1721 variables, 494/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1721 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1721 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1721/1721 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 814 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1508ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 83 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 494/494 places, 1227/1227 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1227/1227 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
[2026-05-24 20:57:56] [INFO ] Invariant cache hit.
[2026-05-24 20:57:56] [INFO ] Implicit Places using invariants in 518 ms returned []
[2026-05-24 20:57:56] [INFO ] Invariant cache hit.
[2026-05-24 20:57:57] [INFO ] Implicit Places using invariants and state equation in 1034 ms returned []
Implicit Place search using SMT with State Equation took 1555 ms to find 0 implicit places.
[2026-05-24 20:57:57] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1585 ms. Remains : 494/494 places, 1227/1227 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:57:57] [INFO ] Invariant cache hit.
[2026-05-24 20:57:57] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:57:57] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2026-05-24 20:57:57] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 12 ms returned sat
[2026-05-24 20:57:58] [INFO ] After 476ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:57:58] [INFO ] After 580ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:57:58] [INFO ] After 754ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 879 ms.
RANDOM walk for 40000 steps (707 resets) in 186 ms. (213 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (155 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 501925 steps, run timeout after 3001 ms. (steps per millisecond=167 ) properties seen :0 out of 1
Probabilistic random walk after 501925 steps, saw 354871 distinct states, run finished after 3001 ms. (steps per millisecond=167 ) 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-13424405972300597215.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6111005452659320261.kers'
[2026-05-24 20:58:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13424405972300597215.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6111005452659320261.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:58:01] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-6111005452659320261.kers
Total runtime 29 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 964 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/466 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/466 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/509 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1157 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2160ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 28 place count 495 transition count 1227
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 29 place count 495 transition count 1226
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 42 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (732 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (151 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 497095 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 497095 steps, saw 348655 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) 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-3233539633877452325.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8026497549964763822.kers'
[2026-05-24 20:58:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3233539633877452325.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8026497549964763822.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1226 rows 494 cols 5014 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 20:58:06] [INFO ] Computed 52 invariants in 9 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8026497549964763822.kers
Total runtime 12 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 748 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/494 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1226/1720 variables, 494/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1720 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 968 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1737ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 18 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:58:08] [INFO ] Invariant cache hit.
[2026-05-24 20:58:09] [INFO ] Implicit Places using invariants in 530 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 532 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 35 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 583 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (723 resets) in 177 ms. (224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (148 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 513532 steps, run timeout after 3001 ms. (steps per millisecond=171 ) properties seen :0 out of 1
Probabilistic random walk after 513532 steps, saw 362936 distinct states, run finished after 3001 ms. (steps per millisecond=171 ) 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-7468778148770259507.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3809030549942538377.kers'
[2026-05-24 20:58:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7468778148770259507.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3809030549942538377.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 20:58:12] [INFO ] Computed 51 invariants in 26 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-3809030549942538377.kers
Total runtime 30 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/19 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 608 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 13/19 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/493 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1173 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1820ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 72 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:58:14] [INFO ] Invariant cache hit.
[2026-05-24 20:58:14] [INFO ] Implicit Places using invariants in 488 ms returned []
[2026-05-24 20:58:14] [INFO ] Invariant cache hit.
[2026-05-24 20:58:15] [INFO ] Implicit Places using invariants and state equation in 981 ms returned []
Implicit Place search using SMT with State Equation took 1471 ms to find 0 implicit places.
[2026-05-24 20:58:15] [INFO ] Redundant transitions in 12 ms returned []
Running 1193 sub problems to find dead transitions.
[2026-05-24 20:58:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 492/1719 variables, and 49 constraints, problems are : Problem set: 0 solved, 1193 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 1193/1193 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1193 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 30/49 constraints. Problems are: Problem set: 0 solved, 1193 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 492/1719 variables, and 49 constraints, problems are : Problem set: 0 solved, 1193 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 0/1193 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60389ms problems are : Problem set: 0 solved, 1193 unsolved
Search for dead transitions found 0 dead transitions in 60391ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61903 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 18 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:59:16] [INFO ] Invariant cache hit.
[2026-05-24 20:59:16] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:59:16] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 20:59:16] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 10 ms returned sat
[2026-05-24 20:59:16] [INFO ] After 413ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:59:16] [INFO ] After 490ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:59:17] [INFO ] After 653ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 829 ms.
RANDOM walk for 40000 steps (738 resets) in 180 ms. (220 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (155 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 496564 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 496564 steps, saw 351127 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) 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-16173580782663274363.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11780053019030039179.kers'
[2026-05-24 20:59:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16173580782663274363.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11780053019030039179.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:59:20] [INFO ] Computed 52 invariants in 28 ms
Computed 52 P flows in 29 ms.
Exported basis to /tmp/petrispot-output-11780053019030039179.kers
Total runtime 44 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, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/55 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/81 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/105 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/160 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/160 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/186 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/246 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/246 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/248 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/248 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 184/432 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 519 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 36/55 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/81 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/81 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/105 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 55/160 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/160 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/186 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/246 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/246 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/248 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/248 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 184/432 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/432 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/432 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 29/461 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/461 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 48/509 variables, 9/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1500 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2090ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 112 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 509 transition count 1230
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 28 place count 495 transition count 1227
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 495 transition count 1226
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 40 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (682 resets) in 186 ms. (213 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (158 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 505253 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 505253 steps, saw 350999 distinct states, run finished after 3001 ms. (steps per millisecond=168 ) 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-5376494456930948348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10394163482477491998.kers'
[2026-05-24 20:59:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5376494456930948348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10394163482477491998.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 20:59:25] [INFO ] Computed 52 invariants in 40 ms
Computed 52 P flows in 41 ms.
Exported basis to /tmp/petrispot-output-10394163482477491998.kers
Total runtime 44 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 48/53 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 56/109 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 48/157 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/157 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 17/174 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/174 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 24/198 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/198 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/258 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/260 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/260 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 163/423 variables, 20/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 500 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 48/53 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 56/109 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 48/157 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/157 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 17/174 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/174 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 24/198 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/198 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 60/258 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/258 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/260 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/260 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 163/423 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/423 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 28/451 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/451 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 43/494 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/494 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 1/549 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1720 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1720 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 549 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1444 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2016ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 13 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:59:27] [INFO ] Invariant cache hit.
[2026-05-24 20:59:28] [INFO ] Implicit Places using invariants in 491 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 493 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 521 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (707 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (148 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 517828 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 1
Probabilistic random walk after 517828 steps, saw 365901 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) 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-4232247325184920563.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5416714813214788220.kers'
[2026-05-24 20:59:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4232247325184920563.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5416714813214788220.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 20:59:31] [INFO ] Computed 51 invariants in 8 ms
Computed 51 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5416714813214788220.kers
Total runtime 11 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/50 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 24/100 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 53/153 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/153 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 26/179 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/179 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 60/239 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/239 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/241 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/241 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 175/416 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/416 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 29/445 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 48/493 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 942 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/50 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 24/100 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 53/153 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/153 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 26/179 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/179 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 60/239 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/239 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/241 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/241 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 175/416 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/416 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 29/445 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 48/493 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 796 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1762ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 54 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 13 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:59:33] [INFO ] Invariant cache hit.
[2026-05-24 20:59:33] [INFO ] Implicit Places using invariants in 491 ms returned []
[2026-05-24 20:59:33] [INFO ] Invariant cache hit.
[2026-05-24 20:59:34] [INFO ] Implicit Places using invariants and state equation in 1025 ms returned []
Implicit Place search using SMT with State Equation took 1536 ms to find 0 implicit places.
[2026-05-24 20:59:34] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1568 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:59:34] [INFO ] Invariant cache hit.
[2026-05-24 20:59:34] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:59:34] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 20:59:34] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 10 ms returned sat
[2026-05-24 20:59:35] [INFO ] After 573ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:59:35] [INFO ] After 693ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:59:35] [INFO ] After 886ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 1003 ms.
RANDOM walk for 40000 steps (696 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (141 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500212 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500212 steps, saw 353696 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-3210076013605600341.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7546824369594844233.kers'
[2026-05-24 20:59:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3210076013605600341.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7546824369594844233.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:59:38] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-7546824369594844233.kers
Total runtime 28 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 977 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/509 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1241/1750 variables, 509/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 1/564 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1750 variables, 0/564 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/1750 variables, 0/564 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 564 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1165 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2181ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 97 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 28 place count 495 transition count 1227
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 495 transition count 1226
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 42 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (700 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (159 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 487905 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 487905 steps, saw 344971 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) 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-12000380002723433849.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4984346362333616363.kers'
[2026-05-24 20:59:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12000380002723433849.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4984346362333616363.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 494 cols 5014 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 20:59:44] [INFO ] Computed 52 invariants in 26 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-4984346362333616363.kers
Total runtime 29 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 773 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 941 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1754ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 18 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 18 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:59:45] [INFO ] Invariant cache hit.
[2026-05-24 20:59:46] [INFO ] Implicit Places using invariants in 469 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 471 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 28 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 517 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (743 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (150 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 522900 steps, run timeout after 3001 ms. (steps per millisecond=174 ) properties seen :0 out of 1
Probabilistic random walk after 522900 steps, saw 369586 distinct states, run finished after 3001 ms. (steps per millisecond=174 ) 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-15484276766617273774.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10335411502085672764.kers'
[2026-05-24 20:59:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15484276766617273774.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10335411502085672764.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 20:59:49] [INFO ] Computed 51 invariants in 26 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-10335411502085672764.kers
Total runtime 30 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, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 443 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/416 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/416 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 29/445 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 48/493 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1529 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2011ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 118 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 39 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 27 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 20:59:51] [INFO ] Invariant cache hit.
[2026-05-24 20:59:52] [INFO ] Implicit Places using invariants in 496 ms returned []
[2026-05-24 20:59:52] [INFO ] Invariant cache hit.
[2026-05-24 20:59:53] [INFO ] Implicit Places using invariants and state equation in 1073 ms returned []
Implicit Place search using SMT with State Equation took 1584 ms to find 0 implicit places.
[2026-05-24 20:59:53] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1628 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 25 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 20:59:53] [INFO ] Invariant cache hit.
[2026-05-24 20:59:53] [INFO ] After 93ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 20:59:53] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 20:59:53] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 10 ms returned sat
[2026-05-24 20:59:53] [INFO ] After 420ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 20:59:54] [INFO ] After 538ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 20:59:54] [INFO ] After 718ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 850 ms.
RANDOM walk for 40000 steps (756 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (151 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 498327 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 498327 steps, saw 352390 distinct states, run finished after 3003 ms. (steps per millisecond=165 ) 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-4128206393286410441.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13265052889291505436.kers'
[2026-05-24 20:59:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4128206393286410441.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13265052889291505436.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 20:59:57] [INFO ] Computed 52 invariants in 28 ms
Computed 52 P flows in 29 ms.
Exported basis to /tmp/petrispot-output-13265052889291505436.kers
Total runtime 31 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1138 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/30 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/102 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/126 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/126 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 55/181 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/207 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/267 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/267 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/269 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/269 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 169/438 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/438 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/438 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 28/466 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/466 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 43/509 variables, 8/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1020 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2211ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 91 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 28 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (730 resets) in 180 ms. (220 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (153 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 508791 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 508791 steps, saw 351861 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) 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-2301540793948227615.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7847703610253702368.kers'
[2026-05-24 21:00:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2301540793948227615.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7847703610253702368.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 494 cols 5014 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:00:02] [INFO ] Computed 52 invariants in 29 ms
Computed 52 P flows in 30 ms.
Exported basis to /tmp/petrispot-output-7847703610253702368.kers
Total runtime 33 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 798 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/23 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 44/67 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 26/93 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 24/117 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/117 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 53/170 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/170 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 26/196 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/196 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 60/256 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/258 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/258 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 165/423 variables, 21/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/423 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 28/451 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1037 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1881ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 33 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 23 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:04] [INFO ] Invariant cache hit.
[2026-05-24 21:00:05] [INFO ] Implicit Places using invariants in 445 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 447 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 28 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 499 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (684 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (149 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 520514 steps, run timeout after 3001 ms. (steps per millisecond=173 ) properties seen :0 out of 1
Probabilistic random walk after 520514 steps, saw 367835 distinct states, run finished after 3001 ms. (steps per millisecond=173 ) 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-12790195720631296420.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17328868606946734350.kers'
[2026-05-24 21:00:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12790195720631296420.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17328868606946734350.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:00:08] [INFO ] Computed 51 invariants in 29 ms
Computed 51 P flows in 30 ms.
Exported basis to /tmp/petrispot-output-17328868606946734350.kers
Total runtime 35 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, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 503 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 31/50 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/76 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/100 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 53/153 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/179 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/179 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/239 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/239 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/416 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/416 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 29/445 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 48/493 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1161 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1711ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 87 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:10] [INFO ] Invariant cache hit.
[2026-05-24 21:00:10] [INFO ] Implicit Places using invariants in 521 ms returned []
[2026-05-24 21:00:10] [INFO ] Invariant cache hit.
[2026-05-24 21:00:11] [INFO ] Implicit Places using invariants and state equation in 1233 ms returned []
Implicit Place search using SMT with State Equation took 1755 ms to find 0 implicit places.
[2026-05-24 21:00:11] [INFO ] Redundant transitions in 29 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1814 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 19 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:00:11] [INFO ] Invariant cache hit.
[2026-05-24 21:00:12] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:00:12] [INFO ] [Nat]Absence check using 21 positive place invariants in 10 ms returned sat
[2026-05-24 21:00:12] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 21 ms returned sat
[2026-05-24 21:00:12] [INFO ] After 513ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:00:12] [INFO ] After 590ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:00:12] [INFO ] After 809ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 964 ms.
RANDOM walk for 40000 steps (715 resets) in 179 ms. (222 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (149 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 499877 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 499877 steps, saw 353462 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-3517347995810450074.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14136691842511071113.kers'
[2026-05-24 21:00:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3517347995810450074.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14136691842511071113.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:00:15] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-14136691842511071113.kers
Total runtime 31 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/119 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/268 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/268 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/270 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/270 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 162/432 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 729 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/119 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/268 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/268 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/270 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/270 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 162/432 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 893 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1662ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 164 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 499 transition count 1230
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 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 32 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (723 resets) in 162 ms. (245 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (155 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 500997 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500997 steps, saw 354376 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-4516454690326691579.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11410106656639318232.kers'
[2026-05-24 21:00:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4516454690326691579.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11410106656639318232.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 167 SingleSign rule and 275 generalized
[2026-05-24 21:00:20] [INFO ] Computed 52 invariants in 9 ms
Computed 52 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11410106656639318232.kers
Total runtime 10 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/115 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/165 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/263 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/265 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 156/421 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/421 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/451 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 545 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/115 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/165 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/263 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/265 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 156/421 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/421 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/451 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/494 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1226/1720 variables, 494/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1720 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1292 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1870ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 122 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 13 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:22] [INFO ] Invariant cache hit.
[2026-05-24 21:00:23] [INFO ] Implicit Places using invariants in 529 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 531 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 30 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 574 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (726 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (153 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 523352 steps, run timeout after 3001 ms. (steps per millisecond=174 ) properties seen :0 out of 1
Probabilistic random walk after 523352 steps, saw 349325 distinct states, run finished after 3001 ms. (steps per millisecond=174 ) 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-15173976603672964171.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11104079659774807349.kers'
[2026-05-24 21:00:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15173976603672964171.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11104079659774807349.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 143 SingleSign rule and 299 generalized
[2026-05-24 21:00:26] [INFO ] Computed 51 invariants in 8 ms
Computed 51 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11104079659774807349.kers
Total runtime 11 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/117 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/167 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/264 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/268 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 150/422 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 28/450 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/450 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 43/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 684 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/117 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/167 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/264 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/268 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 150/422 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 28/450 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/450 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 43/493 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1211 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1919ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 152 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:28] [INFO ] Invariant cache hit.
[2026-05-24 21:00:29] [INFO ] Implicit Places using invariants in 454 ms returned []
[2026-05-24 21:00:29] [INFO ] Invariant cache hit.
[2026-05-24 21:00:30] [INFO ] Implicit Places using invariants and state equation in 1058 ms returned []
Implicit Place search using SMT with State Equation took 1514 ms to find 0 implicit places.
[2026-05-24 21:00:30] [INFO ] Redundant transitions in 33 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1566 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 25 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:00:30] [INFO ] Invariant cache hit.
[2026-05-24 21:00:30] [INFO ] After 95ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:00:30] [INFO ] [Nat]Absence check using 21 positive place invariants in 11 ms returned sat
[2026-05-24 21:00:30] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 15 ms returned sat
[2026-05-24 21:00:30] [INFO ] After 502ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:00:31] [INFO ] After 579ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:00:31] [INFO ] After 774ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 907 ms.
RANDOM walk for 40000 steps (774 resets) in 189 ms. (210 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (149 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 499913 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 499913 steps, saw 353488 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-2104000689300392204.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15463070201417769344.kers'
[2026-05-24 21:00:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2104000689300392204.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15463070201417769344.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:00:34] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-15463070201417769344.kers
Total runtime 31 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/119 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/268 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/268 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/270 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/270 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 162/432 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 621 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/119 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/169 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/268 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/268 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/270 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/270 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 162/432 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/432 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 29/461 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/461 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 48/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1356 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2020ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 102 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 28 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (691 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (142 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 502941 steps, run timeout after 3001 ms. (steps per millisecond=167 ) properties seen :0 out of 1
Probabilistic random walk after 502941 steps, saw 355710 distinct states, run finished after 3001 ms. (steps per millisecond=167 ) 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-7987276932809430994.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9447021051230091144.kers'
[2026-05-24 21:00:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7987276932809430994.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9447021051230091144.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 167 SingleSign rule and 275 generalized
[2026-05-24 21:00:39] [INFO ] Computed 52 invariants in 26 ms
Computed 52 P flows in 39 ms.
Exported basis to /tmp/petrispot-output-9447021051230091144.kers
Total runtime 40 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/115 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/165 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/263 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/265 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 156/421 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/421 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/451 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 592 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 68/115 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/165 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/263 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/265 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 156/421 variables, 22/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/421 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/451 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/451 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 43/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/494 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1226/1720 variables, 494/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1720 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1720 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 548 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1193 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1832ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 181 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:41] [INFO ] Invariant cache hit.
[2026-05-24 21:00:41] [INFO ] Implicit Places using invariants in 525 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 527 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 31 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 575 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (722 resets) in 147 ms. (270 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (146 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 485705 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 485705 steps, saw 339113 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) 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-10183879837543052479.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17288918113205695968.kers'
[2026-05-24 21:00:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10183879837543052479.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17288918113205695968.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 143 SingleSign rule and 299 generalized
[2026-05-24 21:00:45] [INFO ] Computed 51 invariants in 27 ms
Computed 51 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-17288918113205695968.kers
Total runtime 30 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/117 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/167 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/264 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/268 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 150/422 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 28/450 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/450 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 43/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 708 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/117 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/167 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/264 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/268 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 150/422 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/422 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/422 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 28/450 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/450 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 43/493 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1226 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1974ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 132 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:47] [INFO ] Invariant cache hit.
[2026-05-24 21:00:47] [INFO ] Implicit Places using invariants in 469 ms returned []
[2026-05-24 21:00:47] [INFO ] Invariant cache hit.
[2026-05-24 21:00:48] [INFO ] Implicit Places using invariants and state equation in 1301 ms returned []
Implicit Place search using SMT with State Equation took 1771 ms to find 0 implicit places.
[2026-05-24 21:00:49] [INFO ] Redundant transitions in 34 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1830 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 26 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:00:49] [INFO ] Invariant cache hit.
[2026-05-24 21:00:49] [INFO ] After 102ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:00:49] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 21:00:49] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 12 ms returned sat
[2026-05-24 21:00:49] [INFO ] After 437ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:00:49] [INFO ] After 521ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:00:49] [INFO ] After 707ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 849 ms.
RANDOM walk for 40000 steps (735 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (152 resets) in 81 ms. (487 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 494687 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 494687 steps, saw 349797 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) 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-7973666583959132185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-271707161310560332.kers'
[2026-05-24 21:00:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7973666583959132185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-271707161310560332.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:00:53] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-271707161310560332.kers
Total runtime 30 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) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/89 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/137 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/236 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 612 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/89 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/137 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/236 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1234 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1883ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 134 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 499 transition count 1230
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 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 33 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (719 resets) in 187 ms. (212 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (143 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 468589 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :0 out of 1
Probabilistic random walk after 468589 steps, saw 330042 distinct states, run finished after 3001 ms. (steps per millisecond=156 ) 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-11888623253838267344.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14349362598906755139.kers'
[2026-05-24 21:00:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11888623253838267344.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14349362598906755139.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 21:00:58] [INFO ] Computed 52 invariants in 26 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-14349362598906755139.kers
Total runtime 30 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/234 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 496 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/234 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 890 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1425ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 100 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:00:59] [INFO ] Invariant cache hit.
[2026-05-24 21:01:00] [INFO ] Implicit Places using invariants in 526 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 527 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 556 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (723 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (146 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 518577 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 1
Probabilistic random walk after 518577 steps, saw 366720 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) 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-5950745973641284796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8971601580171827991.kers'
[2026-05-24 21:01:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5950745973641284796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8971601580171827991.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:01:03] [INFO ] Computed 51 invariants in 27 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-8971601580171827991.kers
Total runtime 30 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/233 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/237 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/233 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/237 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 929 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1480ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 114 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 40 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 28 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:04] [INFO ] Invariant cache hit.
[2026-05-24 21:01:05] [INFO ] Implicit Places using invariants in 533 ms returned []
[2026-05-24 21:01:05] [INFO ] Invariant cache hit.
[2026-05-24 21:01:06] [INFO ] Implicit Places using invariants and state equation in 1282 ms returned []
Implicit Place search using SMT with State Equation took 1818 ms to find 0 implicit places.
[2026-05-24 21:01:06] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1891 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 28 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:01:06] [INFO ] Invariant cache hit.
[2026-05-24 21:01:06] [INFO ] After 114ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:01:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 8 ms returned sat
[2026-05-24 21:01:07] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 9 ms returned sat
[2026-05-24 21:01:07] [INFO ] After 450ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:01:07] [INFO ] After 537ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:01:07] [INFO ] After 713ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 870 ms.
RANDOM walk for 40000 steps (719 resets) in 200 ms. (199 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (158 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 487697 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 487697 steps, saw 344845 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) 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-7014706133025565499.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7752987394241122130.kers'
[2026-05-24 21:01:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7014706133025565499.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7752987394241122130.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:01:10] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-7752987394241122130.kers
Total runtime 32 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) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/89 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/137 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/236 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 623 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/89 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/137 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/137 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 99/236 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/238 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 188/426 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/426 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/456 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/456 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 53/509 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1108 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1776ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 86 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
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 30 place count 494 transition count 1226
Applied a total of 30 rules in 30 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (712 resets) in 177 ms. (224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (149 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 501525 steps, run timeout after 3001 ms. (steps per millisecond=167 ) properties seen :0 out of 1
Probabilistic random walk after 501525 steps, saw 353383 distinct states, run finished after 3001 ms. (steps per millisecond=167 ) 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-5298667675561368178.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4155805094439404500.kers'
[2026-05-24 21:01:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5298667675561368178.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4155805094439404500.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 21:01:15] [INFO ] Computed 52 invariants in 28 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-4155805094439404500.kers
Total runtime 35 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/234 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 98/234 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/236 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 179/415 variables, 22/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 30/445 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 49/494 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 939 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1554ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 93 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 13 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:17] [INFO ] Invariant cache hit.
[2026-05-24 21:01:17] [INFO ] Implicit Places using invariants in 504 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 506 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 30 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 550 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (718 resets) in 179 ms. (222 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (155 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 501085 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 501085 steps, saw 354308 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) 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-5149047479277042703.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2267749663061702272.kers'
[2026-05-24 21:01:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5149047479277042703.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2267749663061702272.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:01:21] [INFO ] Computed 51 invariants in 27 ms
Computed 51 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-2267749663061702272.kers
Total runtime 29 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/233 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/237 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 566 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 44/45 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/88 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/136 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 97/233 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/233 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/237 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/241 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/241 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 175/416 variables, 21/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/416 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/445 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/445 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 48/493 variables, 9/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1719 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1719 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 545 constraints, problems are : Problem set: 0 solved, 1 unsolved in 991 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1596ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 118 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:22] [INFO ] Invariant cache hit.
[2026-05-24 21:01:23] [INFO ] Implicit Places using invariants in 524 ms returned []
[2026-05-24 21:01:23] [INFO ] Invariant cache hit.
[2026-05-24 21:01:24] [INFO ] Implicit Places using invariants and state equation in 1143 ms returned []
Implicit Place search using SMT with State Equation took 1669 ms to find 0 implicit places.
[2026-05-24 21:01:24] [INFO ] Redundant transitions in 37 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1726 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 25 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:01:24] [INFO ] Invariant cache hit.
[2026-05-24 21:01:24] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:01:24] [INFO ] [Nat]Absence check using 21 positive place invariants in 7 ms returned sat
[2026-05-24 21:01:24] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 19 ms returned sat
[2026-05-24 21:01:25] [INFO ] After 434ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:01:25] [INFO ] After 509ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:01:25] [INFO ] After 685ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 820 ms.
RANDOM walk for 40000 steps (737 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (150 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 496835 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 496835 steps, saw 351307 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) 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-18134395386806858790.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15019560757300147760.kers'
[2026-05-24 21:01:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18134395386806858790.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15019560757300147760.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:01:28] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 53 ms.
Exported basis to /tmp/petrispot-output-15019560757300147760.kers
Total runtime 55 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) 47/48 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/125 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/151 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/206 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/232 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/232 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 39/271 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 160/431 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/431 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/460 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/460 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 49/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 417 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 47/48 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/125 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/151 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/206 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/232 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/232 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 39/271 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 160/431 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/431 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/460 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/460 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 49/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1750 variables, 1/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1750 variables, 0/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 562 constraints, problems are : Problem set: 0 solved, 1 unsolved in 724 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1205ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 103 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 499 transition count 1231
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 20 place count 499 transition count 1230
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 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 29 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (712 resets) in 223 ms. (178 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (150 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 528026 steps, run timeout after 3001 ms. (steps per millisecond=175 ) properties seen :0 out of 1
Probabilistic random walk after 528026 steps, saw 220474 distinct states, run finished after 3001 ms. (steps per millisecond=175 ) 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-6334881375993160901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12569745435600562941.kers'
[2026-05-24 21:01:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6334881375993160901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12569745435600562941.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 21:01:32] [INFO ] Computed 52 invariants in 27 ms
Computed 52 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-12569745435600562941.kers
Total runtime 28 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 38/267 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 153/420 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/420 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/449 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 45/494 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 621 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 38/267 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 153/420 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/420 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/449 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 45/494 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 873 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1534ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 73 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 13 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:34] [INFO ] Invariant cache hit.
[2026-05-24 21:01:35] [INFO ] Implicit Places using invariants in 550 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 552 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 47 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 612 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (751 resets) in 336 ms. (118 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (141 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 463837 steps, run timeout after 3001 ms. (steps per millisecond=154 ) properties seen :0 out of 1
Probabilistic random walk after 463837 steps, saw 327935 distinct states, run finished after 3001 ms. (steps per millisecond=154 ) 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-14106353466767181971.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10948957268776719840.kers'
[2026-05-24 21:01:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14106353466767181971.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10948957268776719840.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:01:38] [INFO ] Computed 51 invariants in 27 ms
Computed 51 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-10948957268776719840.kers
Total runtime 29 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 37/266 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/268 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 149/421 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/421 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 28/449 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 44/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 544 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 37/266 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/268 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 149/421 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/421 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 28/449 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 44/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1146 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1737ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 92 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 14 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:40] [INFO ] Invariant cache hit.
[2026-05-24 21:01:40] [INFO ] Implicit Places using invariants in 574 ms returned []
[2026-05-24 21:01:40] [INFO ] Invariant cache hit.
[2026-05-24 21:01:41] [INFO ] Implicit Places using invariants and state equation in 1153 ms returned []
Implicit Place search using SMT with State Equation took 1730 ms to find 0 implicit places.
[2026-05-24 21:01:41] [INFO ] Redundant transitions in 33 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1782 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 39 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:01:41] [INFO ] Invariant cache hit.
[2026-05-24 21:01:41] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:01:42] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2026-05-24 21:01:42] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 7 ms returned sat
[2026-05-24 21:01:42] [INFO ] After 330ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:01:42] [INFO ] After 426ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:01:42] [INFO ] After 546ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 736 ms.
RANDOM walk for 40000 steps (721 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (154 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 456858 steps, run timeout after 3001 ms. (steps per millisecond=152 ) properties seen :0 out of 1
Probabilistic random walk after 456858 steps, saw 322903 distinct states, run finished after 3001 ms. (steps per millisecond=152 ) 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-4516095938176846884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16807795717641827777.kers'
[2026-05-24 21:01:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4516095938176846884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16807795717641827777.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:01:45] [INFO ] Computed 52 invariants in 28 ms
Computed 52 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-16807795717641827777.kers
Total runtime 29 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) 47/48 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/125 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/151 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/206 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/232 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/232 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 39/271 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 160/431 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/431 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/460 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/460 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 49/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/509 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1241/1750 variables, 509/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1750 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1750/1750 variables, and 561 constraints, problems are : Problem set: 0 solved, 1 unsolved in 575 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 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) 47/48 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/125 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/151 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 55/206 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/206 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/232 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/232 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 39/271 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/271 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 160/431 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/431 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/460 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/460 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 49/509 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/509 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/509 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1241/1750 variables, 509/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1750 variables, 1/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1750 variables, 0/563 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1750/1750 variables, and 563 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1062 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 509/509 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1677ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 75 ms.
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1241/1241 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 509 transition count 1231
Reduce places removed 10 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 499 transition count 1230
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 22 place count 498 transition count 1230
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 30 place count 494 transition count 1226
Applied a total of 30 rules in 85 ms. Remains 494 /509 variables (removed 15) and now considering 1226/1241 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 494/509 places, 1226/1241 transitions.
RANDOM walk for 40000 steps (693 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (159 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 488789 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 488789 steps, saw 211284 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) 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-309775842874667290.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15667116609428458015.kers'
[2026-05-24 21:01:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-309775842874667290.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15667116609428458015.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 164 SingleSign rule and 278 generalized
[2026-05-24 21:01:50] [INFO ] Computed 52 invariants in 14 ms
Computed 52 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-15667116609428458015.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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 38/267 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 153/420 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/420 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/449 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 45/494 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1720 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1720/1720 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 541 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 38/267 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 153/420 variables, 21/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/420 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 29/449 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 45/494 variables, 9/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1226/1720 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1720 variables, 1/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1720 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1720/1720 variables, and 547 constraints, problems are : Problem set: 0 solved, 1 unsolved in 937 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 494/494 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1509ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 494 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 494/494 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 494/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 494 /494 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:52] [INFO ] Invariant cache hit.
[2026-05-24 21:01:52] [INFO ] Implicit Places using invariants in 420 ms returned [86]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 422 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 493/494 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 454 ms. Remains : 493/494 places, 1226/1226 transitions.
RANDOM walk for 40000 steps (711 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (144 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 484135 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 484135 steps, saw 342290 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) 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-10693744222571178150.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5965565060404419737.kers'
[2026-05-24 21:01:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10693744222571178150.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5965565060404419737.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1226 rows 493 cols 5012 entries
Finished phase 1 with 140 SingleSign rule and 302 generalized
[2026-05-24 21:01:55] [INFO ] Computed 51 invariants in 11 ms
Computed 51 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-5965565060404419737.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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 37/266 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/268 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 149/421 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/421 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 28/449 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 44/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1226/1719 variables, 493/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1719 variables, 0/544 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1719/1719 variables, and 544 constraints, problems are : Problem set: 0 solved, 1 unsolved in 472 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 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) 46/47 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 77/124 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 26/150 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/150 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/203 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/203 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 26/229 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/229 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 37/266 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/268 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/268 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/272 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/272 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 149/421 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/421 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 28/449 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/449 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 44/493 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/493 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/493 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 1226/1719 variables, 493/545 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1719 variables, 1/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1719 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1719/1719 variables, and 546 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1165 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1661ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 97 ms.
Support contains 1 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 493/493 places, 1226/1226 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1226/1226 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
[2026-05-24 21:01:57] [INFO ] Invariant cache hit.
[2026-05-24 21:01:57] [INFO ] Implicit Places using invariants in 490 ms returned []
[2026-05-24 21:01:57] [INFO ] Invariant cache hit.
[2026-05-24 21:01:58] [INFO ] Implicit Places using invariants and state equation in 1032 ms returned []
Implicit Place search using SMT with State Equation took 1525 ms to find 0 implicit places.
[2026-05-24 21:01:59] [INFO ] Redundant transitions in 37 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1581 ms. Remains : 493/493 places, 1226/1226 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 24 ms. Remains 493 /493 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-24 21:01:59] [INFO ] Invariant cache hit.
[2026-05-24 21:01:59] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 21:01:59] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2026-05-24 21:01:59] [INFO ] [Nat]Absence check using 21 positive and 30 generalized place invariants in 7 ms returned sat
[2026-05-24 21:01:59] [INFO ] After 377ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 21:01:59] [INFO ] After 495ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 21:01:59] [INFO ] After 639ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 791 ms.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 31 ms. Remains 509 /509 variables (removed 0) and now considering 1241/1241 (removed 0) transitions.
Running SMT prover for 16 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9307268039243946968.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15729075923427198826.kers'
[2026-05-24 21:01:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9307268039243946968.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15729075923427198826.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1241 rows 509 cols 5044 entries
Finished phase 1 with 155 SingleSign rule and 302 generalized
[2026-05-24 21:01:59] [INFO ] Computed 52 invariants in 22 ms
Computed 52 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-15729075923427198826.kers
Total runtime 24 ms.
[2026-05-24 21:02:00] [INFO ] After 335ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2026-05-24 21:02:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-24 21:02:00] [INFO ] [Nat]Absence check using 20 positive and 32 generalized place invariants in 24 ms returned sat
[2026-05-24 21:02:02] [INFO ] After 1690ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
TRAPS : Iteration 0
[2026-05-24 21:02:04] [INFO ] After 3636ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
[2026-05-24 21:02:05] [INFO ] After 5280ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
[2026-05-24 21:02:05] [INFO ] Flatten gal took : 52 ms
[2026-05-24 21:02:05] [INFO ] Flatten gal took : 31 ms
[2026-05-24 21:02:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8472747462722123586.gal : 7 ms
[2026-05-24 21:02:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4669471612955517812.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8472747462722123586.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4669471612955517812.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4669471612955517812.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :6 after 44
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :44 after 328
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :328 after 2448
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :2448 after 109632
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :109632 after 1.09422e+06
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1.09422e+06 after 1.1471e+06
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :1.1471e+06 after 1.15169e+06
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :1.15169e+06 after 1.50594e+06
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :1.50594e+06 after 3.35912e+07
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :3.35912e+07 after 1.51498e+09
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :1.51498e+09 after 6.1401e+10
SDD proceeding with computation,16 properties remain. new max is 32768
SDD size :6.1401e+10 after 1.06777e+12
Invariant property smplace_1374 does not hold.
Invariant property smplace_1373 does not hold.
Invariant property smplace_979 does not hold.
Invariant property smplace_978 does not hold.
Invariant property smplace_584 does not hold.
Invariant property smplace_583 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_425 does not hold.
Invariant property smplace_418 does not hold.
Invariant property smplace_417 does not hold.
Invariant property smplace_416 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_62 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 32769 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.05821e+12,9.4719,273968,2,44419,35,607265,6,0,3281,746748,0
Total reachable state count : 3058208727820

Verifying 16 reachability properties.
Invariant property smplace_62 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_62,2,9.47881,273968,2,519,35,607265,7,0,3284,746748,0
Invariant property smplace_188 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_188,5,9.48369,273968,2,562,35,607265,8,0,3286,746748,0
Invariant property smplace_189 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_189,5,9.4861,273968,2,562,35,607265,9,0,3288,746748,0
Invariant property smplace_416 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_416,20,9.48843,273968,2,619,35,607265,10,0,3290,746748,0
Invariant property smplace_417 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_417,6,9.4908,273968,2,525,35,607265,11,0,3292,746748,0
Invariant property smplace_418 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_418,480,9.493,273968,2,1185,35,607265,12,0,3294,746748,0
Invariant property smplace_425 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_425,1050,9.49531,273968,2,1430,35,607265,13,0,3296,746748,0
Invariant property smplace_429 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_429,4380,9.49812,273968,2,3165,35,607265,14,0,3298,746748,0
Invariant property smplace_430 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_430,480,9.50053,273968,2,1185,35,607265,15,0,3300,746748,0
Invariant property smplace_431 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_431,480,9.50311,273968,2,1185,35,607265,16,0,3302,746748,0
Invariant property smplace_583 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_583,3284,9.50588,273968,2,1979,35,607265,17,0,3304,746748,0
Invariant property smplace_584 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_584,3284,9.50867,273968,2,1979,35,607265,18,0,3306,746748,0
Invariant property smplace_978 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_978,86064,9.51234,273968,2,6715,35,607265,19,0,3308,746748,0
Invariant property smplace_979 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_979,86064,9.5161,273968,2,6715,35,607265,20,0,3310,746748,0
Invariant property smplace_1373 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_1373,9.33194e+06,9.52102,273968,2,12139,35,607265,21,0,3312,746748,0
Invariant property smplace_1374 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_1374,9.33194e+06,9.5261,273968,2,12139,35,607265,22,0,3314,746748,0
Over-approximation ignoring read arcs solved 0 properties in 15381 ms.
[2026-05-24 21:02:15] [INFO ] Flatten gal took : 63 ms
[2026-05-24 21:02:15] [INFO ] Flatten gal took : 39 ms
[2026-05-24 21:02:15] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability7604615036972038915.gal : 7 ms
[2026-05-24 21:02:15] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability15140981460727634022.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability7604615036972038915.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability15140981460727634022.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityFireability15140981460727634022.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :6 after 44
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :44 after 328
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :328 after 2448
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :2448 after 109632
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :109632 after 1.09422e+06
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1.09422e+06 after 1.1471e+06
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :1.1471e+06 after 1.15169e+06
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :1.15169e+06 after 1.50594e+06
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :1.50594e+06 after 3.34268e+07
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :3.34268e+07 after 1.5107e+09
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :1.5107e+09 after 6.13042e+10
Detected timeout of ITS tools.
[2026-05-24 21:02:18] [INFO ] Flatten gal took : 60 ms
[2026-05-24 21:02:18] [INFO ] Applying decomposition
[2026-05-24 21:02:18] [INFO ] Flatten gal took : 44 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/graph11227773534653398056.txt' '-o' '/tmp/graph11227773534653398056.bin' '-w' '/tmp/graph11227773534653398056.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11227773534653398056.bin' '-l' '-1' '-v' '-w' '/tmp/graph11227773534653398056.weights' '-q' '0' '-e' '0.001'
[2026-05-24 21:02:18] [INFO ] Decomposing Gal with order
[2026-05-24 21:02:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 21:02:18] [INFO ] Removed a total of 2432 redundant transitions.
[2026-05-24 21:02:18] [INFO ] Flatten gal took : 50 ms
[2026-05-24 21:02:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 100 labels/synchronizations in 18 ms.
[2026-05-24 21:02:18] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability5062727405035821345.gal : 8 ms
[2026-05-24 21:02:18] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability10774863270101458203.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability5062727405035821345.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability10774863270101458203.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability10774863270101458203.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :4 after 6
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :6 after 30
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :30 after 264
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :264 after 2448
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :1.69536e+06 after 2.18006e+06
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :2.18006e+06 after 1.31226e+07
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1.31226e+07 after 1.68751e+07
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :1.68751e+07 after 6.37004e+07
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :6.37004e+07 after 7.08075e+07
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :7.08075e+07 after 9.8678e+07
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :9.8678e+07 after 2.43696e+08
Detected timeout of ITS tools.
[2026-05-24 21:02:21] [INFO ] Flatten gal took : 22 ms
[2026-05-24 21:02:21] [INFO ] Flatten gal took : 23 ms
[2026-05-24 21:02:21] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability9489789771949922639.gal : 5 ms
[2026-05-24 21:02:21] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability12019731787610702094.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/ReachabilityFireability9489789771949922639.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability12019731787610702094.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityFireability12019731787610702094.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :6 after 44
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :44 after 328
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :328 after 2448
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :2448 after 109632
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :109632 after 1.09422e+06
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1.09422e+06 after 1.1471e+06
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :1.1471e+06 after 1.15169e+06
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :1.15169e+06 after 1.50594e+06
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :1.50594e+06 after 3.34268e+07
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :3.34268e+07 after 1.5107e+09
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :1.5107e+09 after 6.13042e+10
SDD proceeding with computation,16 properties remain. new max is 32768
SDD size :6.13042e+10 after 1.35848e+12
Invariant property smplace_1374 does not hold.
Invariant property smplace_1373 does not hold.
Invariant property smplace_979 does not hold.
Invariant property smplace_978 does not hold.
Invariant property smplace_584 does not hold.
Invariant property smplace_583 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_425 does not hold.
Invariant property smplace_418 does not hold.
Invariant property smplace_417 does not hold.
Invariant property smplace_416 does not hold.
Invariant property smplace_189 does not hold.
Invariant property smplace_188 does not hold.
Invariant property smplace_62 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 32769 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.05827e+12,11.6734,285316,2,50157,35,634445,6,0,3281,779814,0
Total reachable state count : 3058266073733

Verifying 16 reachability properties.
Invariant property smplace_62 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_62,2,11.6808,285316,2,519,35,634445,7,0,3284,779814,0
Invariant property smplace_188 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_188,5,11.6861,285316,2,562,35,634445,8,0,3286,779814,0
Invariant property smplace_189 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_189,5,11.6886,285316,2,562,35,634445,9,0,3288,779814,0
Invariant property smplace_416 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_416,20,11.691,285316,2,619,35,634445,10,0,3290,779814,0
Invariant property smplace_417 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_417,6,11.6934,285316,2,525,35,634445,11,0,3292,779814,0
Invariant property smplace_418 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_418,480,11.6957,285316,2,1187,35,634445,12,0,3294,779814,0
Invariant property smplace_425 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_425,1050,11.6981,285316,2,1434,35,634445,13,0,3296,779814,0
Invariant property smplace_429 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_429,4380,11.701,285316,2,3170,35,634445,14,0,3298,779814,0
Invariant property smplace_430 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_430,480,11.7034,285316,2,1187,35,634445,15,0,3300,779814,0
Invariant property smplace_431 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_431,480,11.706,285316,2,1187,35,634445,16,0,3302,779814,0
Invariant property smplace_583 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_583,3284,11.7088,285316,2,1980,35,634445,17,0,3304,779814,0
Invariant property smplace_584 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_584,3284,11.7115,285316,2,1980,35,634445,18,0,3306,779814,0
Invariant property smplace_978 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_978,86064,11.7152,285316,2,6724,35,634445,19,0,3308,779814,0
Invariant property smplace_979 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_979,86064,11.7191,285316,2,6724,35,634445,20,0,3310,779814,0
Invariant property smplace_1373 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_1373,9.33194e+06,11.7242,285316,2,12141,35,634445,21,0,3312,779814,0
Invariant property smplace_1374 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_1374,9.33194e+06,11.7294,285316,2,12141,35,634445,22,0,3314,779814,0
Able to resolve query StableMarking after proving 2481 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL USE_NUPN
Total runtime 1709761 ms.

BK_STOP 1779656553644

--------------------
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-06b"
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-06b, 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-oct2-177944369800233"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-06b.tgz
mv ASLink-PT-06b 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 ;